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Down Cat-eLog Data Sheet
Scientific Name Hypostomus gymnorhynchus  (Norman, 1926)
Common Name
Type Locality Iponcin Creek, into Approuague R., French Guiana.
Synonym(s) Plecostomus gymnorhynchus
Pronunciation hi POSS tow muss
Etymology Greek, hypo = under + Greek, stoma = mouth. This specific epithet refers to its bare(gymnos=bare, nude) snout (rhynkus=snout, nose).
Down Species Information
Size 170mm or 6.7" SL. Find near, nearer or same sized spp.
Down Habitat Information
Distribution South America: Guianan coastal drainages, from Oyapock westward to the Maroni basin.
Guyana Waters, Coastal Rivers of Guyanas, French Guyana Coastal Rivers, Oyapock (click on these areas to find other species found there)
Guyana Waters, Coastal Rivers of Guyanas, Suriname Coastal Rivers, Marowijne (click on these areas to find other species found there)
Guyana Waters, Coastal Rivers of Guyanas, French Guyana Coastal Rivers, Mana (click on these areas to find other species found there)
Guyana Waters, Coastal Rivers of Guyanas, French Guyana Coastal Rivers, Approuague (click on these areas to find other species found there)

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IUCN Red List Category Least Concern, range map and more is available on the IUCN species page. Last assessed 2021.
Down Husbandry Information
Breeding Unreported.
Breeding Reports There is no breeding report.
Down Further Information
Reference Annals and Magazine of Natural History (Series 9) v. 18 (no. 103), pp 95.
Registered Keepers There are 3 registered keepers, view all "my cats" data.
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There are 4 records of this fish being seen, view them all.
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Last Update 2020 Sep 27 07:41 (species record created: 2006 Jul 28 08:15)