Acestridium martini • Loricariidae • Cat-eLog

Cat-eLog Data Sheet
Scientific Name	**Acestridium martini** Retzer, Nico & Provenzano, 1999
Common Name(s)	Whiptail Catfish
Type Locality	Caño Pozo Azul, tributary of Río Orinoco, near Balneario Pozo Azul, 5°45'49''N, 67°29'21''W, Amazonas State, Venezuela, elev. 75 m.
Species Information
Size	67mm (2.6") SL. Find near, nearer or same sized spp.
Identification	Acestridium was diagnosed by Schaefer (1991) based on the following characters: ten principal caudal-fin rays; plates at anterior snout margin forming conspicuous spatulate projection; head and body very slender, depressed; dorsal surface of head and trunk with longitudinal ridges; dorsal fin placed posteriorly, well beyond pelvic fin and just anterior to anal-fin origin; adipose fin absent; dermal plates anterior to first dorsal-fin proximal radial expanded, bearing ventromedial keel contacting the dorsal margin of the neural arches of the vertebrae six through twelve; and ridge of bone on the ventral surface of the lateral ethmoid contacting the metapterygoid channel reflected mesially.
Habitat Information
Distribution	Upper Orinoco and Negro River basins, Venezuela Orinoco, Upper Orinoco (click on these areas to find other species found there) Amazon, Middle Amazon (Solimoes), Negro (click on these areas to find other species found there) (Click the map-icon to show/hide map of species distribution)
Husbandry Information
Breeding	Unreported.
Further Information
References	Ichthyological Exploration of Freshwaters v. 10 (no. 4)
Registered Keepers	None.
Breeding Reports	None.
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Last Update	2013 Apr 19 20:12 (species record created: 2011 Sep 24 11:10)

Cat-eLog Data Sheet

Acestridium martini Retzer, Nico & Provenzano, 1999

Whiptail Catfish

Caño Pozo Azul, tributary of Río Orinoco, near Balneario Pozo Azul, 5°45'49''N, 67°29'21''W, Amazonas State, Venezuela, elev. 75 m.

Species Information

Size

67mm (2.6") SL. Find near, nearer or same sized spp.

Identification

Acestridium was diagnosed by Schaefer (1991) based on the following characters: ten principal caudal-fin rays; plates at anterior snout margin forming conspicuous spatulate projection; head and body very slender, depressed; dorsal surface of head and trunk with longitudinal ridges; dorsal fin placed posteriorly, well beyond pelvic fin and just anterior to anal-fin origin; adipose fin absent; dermal plates anterior to first dorsal-fin proximal radial expanded, bearing ventromedial keel contacting the dorsal margin of the neural arches of the vertebrae six through twelve; and ridge of bone on the ventral surface of the lateral ethmoid contacting the metapterygoid channel reflected mesially.

Habitat Information

Distribution

Upper Orinoco and Negro River basins, Venezuela
Orinoco, Upper Orinoco (click on these areas to find other species found there)
Amazon, Middle Amazon (Solimoes), Negro (click on these areas to find other species found there)