Microglanis oliveirai Ruiz & Shibatta, 2011

Family:  Pseudopimelodidae (Bumblebee catfishes, dwarf marbled catfishes)
Max. size:  2.63 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Brazil. Known from tributaries of rio das Mortes and rio Cristalino, upper-middle rio Araguaia basin, State of Mato Grosso, Brazil (Ref. 88956).
Diagnosis:  Microglanis oliveirai is readily distinguished from all congeners in the possession of the following characters: short lateral line, reaching only the vertical line through base of dorsal-fin spine; 3-6 lateral line pores; 3-6 gill rakers in the first branchial arch; 10-11 branched caudal fin rays; 5 pleural ribs; 27-28 free vertebrae; large anterior fontanel; small supraoccipital process not contacting anterior nuchal plate; small nuchal shield (Ref. 88956).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 07 November 2018 Ref. (130435)
Threat to humans:  harmless


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