Otothyropsis piribebuy Calegari, Lehmann A. & Reis, 2011
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Family:  Loricariidae (Armored catfishes), subfamily: Hypoptopomatinae
Max. size:  2.88 cm SL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  South America: Río Piribebuy and río Aguaray, rio Paraguay basin in Paraguay.
Diagnosis:  Dorsal spines (total): 2-2; Dorsal soft rays (total): 7-7; Anal soft rays: 6-6; Vertebrae: 26-27. Distinguished from other species of the genus by having the following characters: middle series of lateral plates truncated two plates before the caudal fin; inner margin of the pectoral-fin spine smooth, with no serrae; distal margin of the accessory flange of the first ceratobranchial pointed; mid-dorsal lateral series with 17-18 plates and continuous; abdomen usually with unplated areas anteriorly in adults; and males with preanal length 63.0-66.8% HL and 19-20 middle lateral plates (Ref. 87312).
Biology:  Found on marginal vegetation (Ref. 87312).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Torres, Armi G. - 08.07.11

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