Racenisia fimbriipinna Mago-Leccia, 1994

Family:  Hypopomidae (Bluntnose knifefishes)
Max. size:  11.7 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: known only from localities around San Fernando de Atabapo and San Carlos de Rio Negro, Territorio Amazonas, Venezuela.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 0-0; Anal soft rays: 171-193; Vertebrae: 94-97. Body abruptly attenuated caudally; 23 precaudal vertebrae; cranium higher than in other members of the family; anal rays covered by a thick tissue, giving an undulated shape to the anal fin; basibranchials not ossified (cartilaginous matrices); tail about 1/5 of anal fin base; lateral line incomplete; no scalation on dorsoanteriorly and middorsally.
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 01 September 2020 Ref. (130435)
Threat to humans:  harmless


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