Rineloricaria misionera Rodríguez & Miquelarena, 2005
photo by Rodriguez, M.S./A.M. Miquelarena

Family:  Loricariidae (Armored catfishes), subfamily: Loricariinae
Max. size:  9.74 cm SL (female)
Environment:  demersal; freshwater
Distribution:  South America: Paraná and Uruguay River basins in Argentina.
Diagnosis:  Distinguished from all other species in the genus by the following combination of characters: anterior abdomen covered by plates, except for the area corresponding to the pectoral girdle, which usually lacks plates, when present in this region, plates are relatively small and few; posterior abdomen with a well-developed preanal plate, bordered anteriorly by a series of 3-5 usually polygonal plates; premaxillary and dentary teeth with unequal-sized cusps; uppermost caudal ray not prolonged in a filament; and snout tip with an oval naked area not reaching the last pore of the infraorbital sensory canal (Ref. 54478).
Biology:  Inhabits small streams with swift current over rocky and sandy bottoms (Ref. 54478). Active mainly during the night and seeks shelter between rocks, gravel and crevices during the day (Ref. 54478).
IUCN Red List Status: Vulnerable (VU); Date assessed: 31 July 2023 (B1ab(iii)) Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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