A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Species: Liobagrus marginatus
Caption: Albino - close-up of head
Species: Malapterurus electricus
Caption: Albino - close-up of head
Species: Synodontis soloni
Caption: Albino - close-up of head
Species: Bagrichthys hypselopterus
Caption: Albino, close-up of head
Species: Acrochordonichthys ischnosoma
Caption: Close-up of head
Species: Acrochordonichthys strigosus
Caption: Close-up of head
Species: Akysis prashadi
Caption: Close-up of head
Species: Akysis prashadi
Caption: Close-up of head
Species: Akysis recavus
Caption: Close-up of head
Species: Akysis vespa
Caption: Close-up of head
Species: Parakysis anomalopteryx
Caption: Close-up of head
Species: Parakysis grandis
Caption: Close-up of head
Species: Parakysis notialis
Caption: Close-up of head
Species: Parakysis verrucosus
Caption: Close-up of head
Species: Amblyceps cerinum
Caption: Close-up of head
Species: Belonoglanis brieni
Caption: Close-up of head
Species: Trachyglanis ineac
Caption: Close-up of head
Species: Ariopsis felis
Caption: Close-up of head
Species: Bagre marinus
Caption: Close-up of head
Species: Bunocephalus coracoideus
Caption: Close-up of head
Species: Bunocephalus verrucosus
Caption: Close-up of head
Species: Platystacus cotylephorus
Caption: Close-up of head
Species: Platystacus cotylephorus
Caption: Close-up of head
Species: Pterobunocephalus depressus
Caption: Close-up of head
Species: Xyliphius melanopterus
Caption: Close-up of head
Species: Ageneiosus inermis
Caption: Close-up of head
Species: Ageneiosus marmoratus
Caption: Close-up of head
Species: Ageneiosus marmoratus
Caption: Close-up of head
Species: Asterophysus batrachus
Caption: Close-up of head
Species: Auchenipterichthys punctatus
Caption: Close-up of head
Species: Auchenipterichthys punctatus
Caption: Close-up of head
Species: Auchenipterus nuchalis
Caption: Close-up of head
Species: Balroglanis schultzi
Caption: Close-up of head
Species: Duringlanis romani
Caption: Close-up of head
Species: Liosomadoras morrowi
Caption: Close-up of head
Species: Spinipterus acsi
Caption: Close-up of head
Species: Tatia gyrina
Caption: Close-up of head
Species: Tatia musaica
Caption: Close-up of head
Species: Tatia simplex
Caption: Close-up of head
Species: Tetranematichthys wallacei
Caption: Close-up of head
Species: Tetranematichthys wallacei
Caption: Close-up of head
Species: Trachelyopterus fisheri
Caption: Close-up of head
Species: Trachelyopterus galeatus
Caption: Close-up of head
Species: Trachelyopterus sp. (2)
Caption: Close-up of head
Species: Austroglanis gilli
Caption: Close-up of head
Species: Bagrichthys macracanthus
Caption: Close-up of head
Species: Hemibagrus microphthalmus
Caption: Close-up of head
Species: Hemibagrus wyckii
Caption: Close-up of head
Species: Hemibagrus wyckii
Caption: Close-up of head
Species: Leiocassis bekantan
Caption: Close-up of head
Species: Mystus aff. gulio
Caption: Close-up of head
Species: Mystus aff. gulio
Caption: Close-up of head
Species: Mystus ankutta
Caption: Close-up of head
Species: Mystus bocourti
Caption: Close-up of head
Species: Mystus carcio
Caption: Close-up of head
Species: Nanobagrus immaculatus
Caption: Close-up of head
Species: Pseudomystus cf. stenomus
Caption: Close-up of head
Species: Pseudomystus funebris
Caption: Close-up of head
Species: Pseudomystus stenogrammus
Caption: Close-up of head
Species: Rita kuturnee
Caption: Close-up of head
Species: Sperata aor
Caption: Close-up of head
Species: Tachysurus fulvidraco
Caption: Close-up of head
Species: Corydoras(ln1) blochi
Caption: Close-up of head
Species: Corydoras(ln1) narcissus
Caption: Close-up of head
Species: Corydoras(ln1) semiaquilus
Caption: Close-up of head
Species: Corydoras(ln1) vittatus
Caption: Close-up of head
Species: Corydoras(ln7) aeneus
Caption: Close-up of head
Species: Corydoras(ln7) schultzei
Caption: Close-up of head
Species: Corydoras(ln7) zygatus
Caption: Close-up of head
Species: Corydoras(ln8sc4) crimmeni
Caption: Close-up of head
Species: Corydoras(ln8sc4) robineae
Caption: Close-up of head
Species: Corydoras(ln8sc4) sp. (C141)
Caption: Close-up of head
Species: Corydoras(ln9) brevirostris
Caption: Close-up of head
Species: Corydoras(ln9) julii
Caption: Close-up of head
Species: Corydoras(ln9) sp. (Cw159)
Caption: Close-up of head
Species: Corydoras(ln9) sp. (Cw159)
Caption: Close-up of head
Species: Megalechis thoracata
Caption: Close-up of head
Species: Cetopsis coecutiens
Caption: Close-up of head
Species: Bathyclarias foveolatus
Caption: Close-up of head
Species: Bathyclarias foveolatus
Caption: Close-up of head
Species: Channallabes apus
Caption: Close-up of head
Species: Channallabes apus
Caption: Close-up of head
Species: Channallabes sp. (1)
Caption: Close-up of head
Species: Channallabes sp. (1)
Caption: Close-up of head
Species: Clarias alluaudi
Caption: Close-up of head
Species: Clarias batrachus
Caption: Close-up of head
Species: Clarias gariepinus
Caption: Close-up of head
Species: Clarias platycephalus
Caption: Close-up of head
Species: Encheloclarias medialis
Caption: Close-up of head
Species: Gymnallabes typus
Caption: Close-up of head
Species: Gymnallabes typus
Caption: Close-up of head
Species: Gymnallabes typus
Caption: Close-up of head
Species: Auchenoglanis wittei
Caption: Close-up of head
Species: Chrysichthys dendrophorus
Caption: Close-up of head
Species: Notoglanidium macrostoma
Caption: Close-up of head
Species: Notoglanidium macrostoma
Caption: Close-up of head
Species: Parauchenoglanis punctatus
Caption: Close-up of head
Species: Phyllonemus filinemus
Caption: Close-up of head
Species: Cranoglanis bouderius
Caption: Close-up of head
Species: Diplomystes camposensis
Caption: Close-up of head
Species: Agamyxis pectinifrons
Caption: Close-up of head
Species: Amblydoras nauticus
Caption: Close-up of head
Species: Anadoras grypus
Caption: Close-up of head
Species: Anadoras weddellii
Caption: Close-up of head
Species: Centrodoras brachiatus
Caption: Close-up of head
Species: Centrodoras brachiatus
Caption: Close-up of head
Species: Doras carinatus
Caption: Close-up of head
Species: Hassar wilderi
Caption: Close-up of head
Species: Hemidoras stenopeltis
Caption: Close-up of head
Species: Orinocodoras eigenmanni
Caption: Close-up of head
Species: Oxydoras niger
Caption: Close-up of head
Species: Oxydoras niger
Caption: Close-up of head
Species: Platydoras armatulus
Caption: Close-up of head
Species: Platydoras costatus
Caption: Close-up of head
Species: Pterodoras granulosus
Caption: Close-up of head
Species: Rhinodoras armbrusteri
Caption: Close-up of head
Species: Rhinodoras boehlkei
Caption: Close-up of head
Species: Tenellus cristinae
Caption: Close-up of head
Species: Gladioglanis anacanthus
Caption: Close-up of head
Species: Gladioglanis machadoi
Caption: Close-up of head
Species: Goeldiella eques
Caption: Close-up of head
Species: Heptapterus tapanahoniensis
Caption: Close-up of head
Species: Pimelodella sp. (2)
Caption: Close-up of head
Species: Pimelodella sp. (3)
Caption: Close-up of head
Species: Rhamdella aymarae
Caption: Close-up of head
Species: Rhamdia quelen
Caption: Close-up of head
Species: Ameiurus natalis
Caption: Close-up of head
Species: Ictalurus furcatus
Caption: Close-up of head
Species: Ictalurus punctatus
Caption: Close-up of head
Species: Noturus insignis
Caption: Close-up of head
Species: Acanthicus adonis
Caption: Close-up of head
Species: Acanthicus adonis
Caption: Close-up of head
Species: Acanthicus hystrix
Caption: Close-up of head
Species: Acestridium gymnogaster
Caption: Close-up of head
Species: Ancistomus sp. (L147)
Caption: Close-up of head
Species: Ancistrus aff. ranunculus
Caption: Close-up of head
Species: Ancistrus sp. (2)
Caption: Close-up of head
Species: Ancistrus sp. (L107)
Caption: Close-up of head
Species: Ancistrus sp. `LOWER RIO NEGRO`
Caption: Close-up of head
Species: Ancistrus temminckii
Caption: Close-up of head
Species: Ancistrus triradiatus
Caption: Close-up of head
Species: Aphanotorulus ammophilus
Caption: Close-up of head
Species: Aphanotorulus ammophilus
Caption: Close-up of head
Species: Aphanotorulus emarginatus
Caption: Close-up of head
Species: Aposturisoma myriodon
Caption: Close-up of head
Species: Baryancistrus demantoides
Caption: Close-up of head
Species: Baryancistrus sp. (L019)
Caption: Close-up of head
Species: Baryancistrus sp. (L142)
Caption: Close-up of head
Species: Chaetostoma dupouii
Caption: Close-up of head
Species: Chaetostoma sp. (5)
Caption: Close-up of head
Species: Chaetostoma sp. (5)
Caption: Close-up of head
Species: Chaetostoma sp. (L455)
Caption: Close-up of head
Species: Chaetostoma sp. (L457)
Caption: Close-up of head
Species: Chaetostoma sp. `COLOMBIA`
Caption: Close-up of head
Species: Corumbataia tocantinensis
Caption: Close-up of head
Species: Crossoloricaria cephalaspis
Caption: Close-up of head
Species: Crossoloricaria variegata
Caption: Close-up of head
Species: Dolichancistrus fuesslii
Caption: Close-up of head
Species: Dolichancistrus fuesslii
Caption: Close-up of head
Species: Farlowella amazonum
Caption: Close-up of head
Species: Farlowella hahni
Caption: Close-up of head
Species: Farlowella paraguayensis
Caption: Close-up of head
Species: Farlowella vittata
Caption: Close-up of head
Species: Harttia punctata
Caption: Close-up of head
Species: Hemiancistrus subviridis
Caption: Close-up of head
Species: Hemiodontichthys acipenserinus
Caption: Close-up of head
Species: Hisonotus chromodontus
Caption: Close-up of head
Species: Hypancistrus contradens
Caption: Close-up of head
Species: Hypancistrus inspector
Caption: Close-up of head
Species: Hypancistrus inspector
Caption: Close-up of head
Species: Hypancistrus sp. `LOWER RIO XINGU`
Caption: Close-up of head
Species: Hypoptopoma cf. guentheri
Caption: Close-up of head
Species: Hypoptopoma inexspectatum
Caption: Close-up of head
Species: Hypostomus aspidolepis
Caption: Close-up of head
Species: Hypostomus bolivianus
Caption: Close-up of head
Species: Hypostomus plecostomus
Caption: Close-up of head
Species: Hypostomus regani
Caption: Close-up of head
Species: Hypostomus regani
Caption: Close-up of head
Species: Hypostomus scaphyceps
Caption: Close-up of head
Species: Hypostomus soniae
Caption: Close-up of head
Species: Hypostomus sp. (L231)
Caption: Close-up of head
Species: Hypostomus sp. (L245)
Caption: Close-up of head
Species: Hypostomus sp. (L360)
Caption: Close-up of head
Species: Lasiancistrus heteracanthus
Caption: Close-up of head
Species: Lasiancistrus sp. (L033)
Caption: Close-up of head
Species: Leporacanthicus cf. galaxias(l240)
Caption: Close-up of head
Species: Leporacanthicus galaxias
Caption: Close-up of head
Species: Leporacanthicus heterodon
Caption: Close-up of head
Species: Leporacanthicus joselimai
Caption: Close-up of head
Species: Leporacanthicus sp. (L263)
Caption: Close-up of head
Species: Loricaria luciae
Caption: Close-up of head
Species: Loricariichthys anus
Caption: Close-up of head
Species: Loricariichthys anus
Caption: Close-up of head
Species: Loricariichthys platymetopon
Caption: Close-up of head
Species: Megalancistrus parananus
Caption: Close-up of head
Species: Metaloricaria paucidens
Caption: Close-up of head
Species: Nannoptopoma sp. `PERU(1)`
Caption: Close-up of head
Species: Otocinclus flexilis
Caption: Close-up of head
Species: Otocinclus vittatus
Caption: Close-up of head
Species: Oxyropsis wrightiana
Caption: Close-up of head
Species: Panaqolus albivermis
Caption: Close-up of head
Species: Panaqolus cf. nocturnus
Caption: Close-up of head
Species: Panaqolus maccus
Caption: Close-up of head
Species: Panaqolus sp. (L002)
Caption: Close-up of head
Species: Panaqolus sp. (L397)
Caption: Close-up of head
Species: Panaqolus sp. (L453)
Caption: Close-up of head
Species: Panaqolus sp. (L453)
Caption: Close-up of head
Species: Panaqolus sp. (L458)
Caption: Close-up of head
Species: Panaque armbrusteri
Caption: Close-up of head
Species: Paraloricaria commersonoides
Caption: Close-up of head
Species: Paraloricaria vetula
Caption: Close-up of head
Species: Parotocinclus jumbo
Caption: Close-up of head
Species: Peckoltia braueri
Caption: Close-up of head
Species: Peckoltia brevis
Caption: Close-up of head
Species: Peckoltia compta
Caption: Close-up of head
Species: Peckoltia sabaji
Caption: Close-up of head
Species: Peckoltia sp. (L205)
Caption: Close-up of head
Species: Peckoltia sp. (L387)
Caption: Close-up of head
Species: Peckoltia sp. `RIO NEGRO`
Caption: Close-up of head
Species: Pseudacanthicus cf. leopardus
Caption: Close-up of head
Species: Pseudacanthicus cf. spinosus
Caption: Close-up of head
Species: Pseudacanthicus cf. spinosus
Caption: Close-up of head
Species: Pseudacanthicus leopardus
Caption: Close-up of head
Species: Pseudacanthicus leopardus
Caption: Close-up of head
Species: Pseudacanthicus pirarara
Caption: Close-up of head
Species: Pseudacanthicus sp. (L273)
Caption: Close-up of head
Species: Pseudacanthicus sp. (LDA105)
Caption: Close-up of head
Species: Pseudancistrus depressus
Caption: Close-up of head
Species: Pseudohemiodon aff. apithanos
Caption: Close-up of head
Species: Pseudohemiodon aff. apithanos
Caption: Close-up of head
Species: Pseudohemiodon laticeps
Caption: Close-up of head
Species: Pseudohemiodon sp. `PERU II`
Caption: Close-up of head
Species: Pseudohemiodon sp. `PERU I`
Caption: Close-up of head
Species: Pseudohemiodon sp. `PERU I`
Caption: Close-up of head
Species: Pseudolithoxus anthrax
Caption: Close-up of head
Species: Pseudolithoxus dumus
Caption: Close-up of head
Species: Pseudolithoxus nicoi
Caption: Close-up of head
Species: Pterosturisoma microps
Caption: Close-up of head
Species: Pterosturisoma microps
Caption: Close-up of head
Species: Pterygoplichthys pardalis
Caption: Close-up of head
Species: Pterygoplichthys pardalis
Caption: Close-up of head
Species: Pterygoplichthys parnaibae
Caption: Close-up of head
Species: Pterygoplichthys sp. (L164)
Caption: Close-up of head
Species: Pterygoplichthys weberi
Caption: Close-up of head
Species: Rineloricaria aff. latirostris
Caption: Close-up of head
Species: Rineloricaria cacerensis
Caption: Close-up of head
Species: Rineloricaria felipponei
Caption: Close-up of head
Species: Rineloricaria melini
Caption: Close-up of head
Species: Rineloricaria parva
Caption: Close-up of head
Species: Rineloricaria sp. (2)
Caption: Close-up of head
Species: Rineloricaria sp. (3)
Caption: Close-up of head
Species: Rineloricaria sp. (4)
Caption: Close-up of head
Species: Rineloricaria thrissoceps
Caption: Close-up of head
Species: Scobinancistrus cf. pariolispos
Caption: Close-up of head
Species: Scobinancistrus sp. (L082)
Caption: Close-up of head
Species: Scobinancistrus sp. (L082)
Caption: Close-up of head
Species: Scobinancistrus sp. (L082)
Caption: Close-up of head
Species: Spatuloricaria sp. (1)
Caption: Close-up of head
Species: Spatuloricaria sp. `RIO NANAY`
Caption: Close-up of head
Species: Spatuloricaria sp. `RIO NANAY`
Caption: Close-up of head
Species: Spatuloricaria sp. `RIO SAN ALEJANDRO`
Caption: Close-up of head
Species: Spectracanthicus murinus
Caption: Close-up of head
Species: Sturisoma barbatum
Caption: Close-up of head
Species: Sturisoma nigrirostrum
Caption: Close-up of head
Species: Sturisoma nigrirostrum
Caption: Close-up of head
Species: Sturisoma nigrirostrum
Caption: Close-up of head
Species: Sturisoma nigrirostrum
Caption: Close-up of head
Species: Sturisomatichthys leightoni
Caption: Close-up of head
Species: Malapterurus electricus
Caption: Close-up of head
Species: Malapterurus electricus
Caption: Close-up of head
Species: Chiloglanis polypogon
Caption: Close-up of head
Species: Chiloglanis pretoriae
Caption: Close-up of head
Species: Euchilichthys guentheri
Caption: Close-up of head
Species: Microsynodontis polli
Caption: Close-up of head
Species: Mochokiella paynei
Caption: Close-up of head
Species: Mochokiella paynei
Caption: Close-up of head
Species: Synodontis acanthomias
Caption: Close-up of head
Species: Synodontis batesii
Caption: Close-up of head
Species: Synodontis caudalis
Caption: Close-up of head
Species: Synodontis clarias
Caption: Close-up of head
Species: Synodontis clarias
Caption: Close-up of head
Species: Synodontis decorus
Caption: Close-up of head
Species: Synodontis eupterus
Caption: Close-up of head
Species: Synodontis irsacae
Caption: Close-up of head
Species: Synodontis katangae
Caption: Close-up of head
Species: Synodontis lucipinnis
Caption: Close-up of head
Species: Synodontis macropunctatus
Caption: Close-up of head
Species: Synodontis ocellifer
Caption: Close-up of head
Species: Synodontis orientalis
Caption: Close-up of head
Species: Synodontis pardalis
Caption: Close-up of head
Species: Synodontis petricola
Caption: Close-up of head
Species: Synodontis robbianus
Caption: Close-up of head
Species: Synodontis rukwaensis
Caption: Close-up of head
Species: Synodontis schoutedeni
Caption: Close-up of head
Species: Synodontis soloni
Caption: Close-up of head
Species: Synodontis sorex
Caption: Close-up of head
Species: Synodontis sp. hybrid(4)
Caption: Close-up of head
Species: Synodontis sp. `LOWER GUINEA`
Caption: Close-up of head
Species: Synodontis tanganyicae
Caption: Close-up of head
Species: Synodontis vanderwaali
Caption: Close-up of head
Species: Synodontis victoriae
Caption: Close-up of head
Species: Synodontis xiphias
Caption: Close-up of head
Species: Pangasianodon gigas
Caption: Close-up of head
Species: Pangasius sanitwongsei
Caption: Close-up of head
Species: Aguarunichthys torosus
Caption: Close-up of head
Species: Brachyplatystoma filamentosum
Caption: Close-up of head
Species: Calophysus macropterus
Caption: Close-up of head
Species: Calophysus macropterus
Caption: Close-up of head
Species: Leiarius marmoratus
Caption: Close-up of head
Species: Leiarius pictus
Caption: Close-up of head
Species: Luciopimelodus pati
Caption: Close-up of head
Species: Parapimelodus sp. `MANAUS`
Caption: Close-up of head
Species: Pimelodus ornatus
Caption: Close-up of head
Species: Platysilurus mucosus
Caption: Close-up of head
Species: Pseudoplatystoma fasciatum
Caption: Close-up of head
Species: Pseudoplatystoma reticulatum
Caption: Close-up of head
Species: Pseudoplatystoma reticulatum
Caption: Close-up of head
Species: Neosilurus ater
Caption: Close-up of head
Species: Neosilurus brevidorsalis
Caption: Close-up of head
Species: Neosilurus brevidorsalis
Caption: Close-up of head
Species: Plotosus papuensis
Caption: Close-up of head
Species: Plotosus papuensis
Caption: Close-up of head
Species: Lophiosilurus alexandri
Caption: Close-up of head
Species: Pseudopimelodus mangurus
Caption: Close-up of head
Species: Pareutropius buffei
Caption: Close-up of head
Species: Belodontichthys dinema
Caption: Close-up of head
Species: Ceratoglanis scleronema
Caption: Close-up of head
Species: Kryptopterus vitreolus
Caption: Close-up of head
Species: Ompok pabo
Caption: Close-up of head
Species: Pterocryptis anomala
Caption: Close-up of head
Species: Pterocryptis anomala
Caption: Close-up of head
Species: Pterocryptis berdmorei
Caption: Close-up of head
Species: Pterocryptis berdmorei
Caption: Close-up of head
Species: Pterocryptis furnessi
Caption: Close-up of head
Species: Silurus biwaensis
Caption: Close-up of head
Species: Silurus triostegus
Caption: Close-up of head
Species: Wallago attu
Caption: Close-up of head
Species: Wallago attu
Caption: Close-up of head
Species: Bagarius lica
Caption: Close-up of head
Species: Bagarius lica
Caption: Close-up of head
Species: Creteuchiloglanis kamengensis
Caption: Close-up of head
Species: Erethistes mesembrinus
Caption: Close-up of head
Species: Gagata cenia
Caption: Close-up of head
Species: Gagata gagata
Caption: Close-up of head
Species: Glyptothorax anamalaiensis
Caption: Close-up of head
Species: Glyptothorax chavomensis
Caption: Close-up of head
Species: Glyptothorax decussatus
Caption: Close-up of head
Species: Glyptothorax indicus
Caption: Close-up of head
Species: Glyptothorax lanceatus
Caption: Close-up of head
Species: Glyptothorax rugimentum
Caption: Close-up of head
Species: Glyptothorax rugimentum
Caption: Close-up of head
Species: Glyptothorax telchitta
Caption: Close-up of head
Species: Glyptothorax zanaensis
Caption: Close-up of head
Species: Gogangra viridescens
Caption: Close-up of head
Species: Oreoglanis macroptera
Caption: Close-up of head
Species: Pseudecheneis longipectoralis
Caption: Close-up of head
Species: Pseudecheneis sp. (1)
Caption: Close-up of head
Species: Pseudolaguvia ferula
Caption: Close-up of head
Species: Pseudolaguvia ferula
Caption: Close-up of head
Species: Pseudolaguvia flavida
Caption: Close-up of head
Species: Henonemus triacanthopomus
Caption: Close-up of head
Species: Ituglanis amazonicus
Caption: Close-up of head
Species: Pareiodon microps
Caption: Close-up of head
Species: Pseudostegophilus maculatus
Caption: Close-up of head
Species: Sarcoglanis simplex
Caption: Close-up of head
Species: Trichomycterus alternatus
Caption: Close-up of head
Species: Trichomycterus brasiliensis
Caption: Close-up of head
Species: Trichomycterus brasiliensis
Caption: Close-up of head
Species: Vandellia cirrhosa
Caption: Close-up of head
Species: Farlowella sp. (1)
Caption: Close-up of head - female
Species: Pterygoplichthys gibbiceps
Caption: Close-up of head (adult)
Species: Neblinichthys pilosus
Caption: Close-up of head (dorsal)
Species: Ancistrus sp. `RIO CHIRGUA`
Caption: Close-up of head (front)
Species: Neblinichthys pilosus
Caption: Close-up of head (lateral)
Species: Spatuloricaria caquetae
Caption: Close-up of head (male)
Species: Brachyplatystoma rousseauxii
Caption: Close-up of head (nose damaged)
Species: Neblinichthys pilosus
Caption: Close-up of head (ventral)
Species: Chauliocheilos saxatilis
Caption: Close-up of head / male lip morphology
Species: Leiarius pictus
Caption: Close-up of head and dorsal fin
Species: Synodontis longirostris
Caption: Close-up of head and humeral process-250 mm SL
Species: Hypancistrus vandragti
Caption: Close-up of head and opercular odontodes
Species: Otothyris lophophanes
Caption: Close-up of head and suckermouth
Species: Hypancistrus sp. (L066)
Caption: Close-up of head of female
Species: Hypancistrus sp. (L070)
Caption: Close-up of head of female
Species: Panaqolus albivermis
Caption: Close-up of head of female
Species: Leporacanthicus cf. galaxias(l241)
Caption: Close-up of head of juvenile
Species: Ancistrus cf. cirrhosus
Caption: Close-up of head of male
Species: Hemiancistrus sp. (L128)
Caption: Close-up of head of male
Species: Hypancistrus furunculus
Caption: Close-up of head of male
Species: Hypancistrus sp. (L066)
Caption: Close-up of head of male
Species: Hypancistrus sp. (L070)
Caption: Close-up of head of male
Species: Leporacanthicus cf. galaxias(l240)
Caption: Close-up of head of male
Species: Leporacanthicus cf. galaxias`venezuela`
Caption: Close-up of head of male
Species: Leporacanthicus galaxias
Caption: Close-up of head of male
Species: Panaqolus albivermis
Caption: Close-up of head of male
Species: Peckoltia sp. `RIO TOCANTINS`
Caption: Close-up of head of male
Species: Rineloricaria sp. (7)
Caption: Close-up of head of male
Species: Rineloricaria sp. (L010A)
Caption: Close-up of head of male
Species: Synodontis schoutedeni
Caption: Close-up of head of male
Species: Ancistrus cf. cirrhosus
Caption: Close-up of head of piebald male
Species: Parakysis notialis
Caption: Close-up of head on view
Species: Tatia reticulata
Caption: Close-up of head on view
Species: Megalodoras uranoscopus
Caption: Close-up of head showing ''third eye''
Species: Megalodoras uranoscopus
Caption: Close-up of head showing ''third eye''
Species: Sturisomatichthys aureus
Caption: Close-up of head showing cheek bristles
Species: Pseudotanganikallabes prognatha
Caption: Close-up of head showing extended lower lip
Species: Dekeyseria scaphirhynchus
Caption: Close-up of head showing grooves
Species: Synodontis multipunctatus
Caption: Close-up of head showing humeral process
Species: Auchenoglanis senegali
Caption: Close-up of head-110 mm SL
Species: Auchenoglanis cf. occidentalis
Caption: Close-up of head-28 cm TL
Species: Sturisomatichthys panamensis
Caption: Close-up of head-Southern Panama
Species: Astroblepus caquetae
Caption: Close-up of head, Dorsal view
Species: Ancistrus lineolatus
Caption: Close-up of head, Dorsal view
Species: Chaetostoma platyrhynchus
Caption: Close-up of head, Dorsal view
Species: Chaetostoma sp. (6)
Caption: Close-up of head, dorsal view
Species: Chaetostoma vagum
Caption: Close-up of head, Dorsal view
Species: Hypostomus argus
Caption: Close-up of head, Dorsal view
Species: Hypostomus niceforoi
Caption: Close-up of head, Dorsal view
Species: Hypostomus oculeus
Caption: Close-up of head, Dorsal view
Species: Rineloricaria felipponei
Caption: Close-up of head, Dorsal view
Species: Rineloricaria pareiacantha
Caption: Close-up of head, Dorsal view
Species: Hypancistrus sp. (L066)
Caption: Close-up of head, male
Species: Astroblepus caquetae
Caption: Close-up of head, Ventral view
Species: Hypoptopoma inexspectatum
Caption: Close-up of head, ventral view
Species: Otocinclus mariae
Caption: Close-up of head, ventral view
Species: Oxyropsis wrightiana
Caption: Close-up of head; Dorsal view
Species: Rineloricaria stewarti
Caption: Close-up of head; Dorsal view
Species: Hypostomus cf. paulinus
Caption: Close-up of head. Dorsal view
Species: Pseudacanthicus pirarara
Caption: Female - close-up of head
Species: Scobinancistrus sp. (L253)
Caption: Female - close-up of head
Species: Rineloricaria teffeana
Caption: Male - close-up of head
Species: Scobinancistrus sp. (L253)
Caption: Male - close-up of head
Species: Spatuloricaria sp. `RIO NANAY`
Caption: Male, close-up of head
Species: Glanidium ribeiroi
Caption: Preserved specimen - close-up of head
Species: Lasiancistrus caucanus
Caption: Preserved specimen - close-up of head