Rivulidae (Rivulines), subfamily: Cynolebiinae |
2.54 cm SL (male/unsexed); 2.5 cm SL (female) |
benthopelagic; freshwater |
South America: Paraguay. |
This species is distinguished from all other congeners except A. nigripinnis by having a wide infraorbital bar, its dorsal portion approximately so wide as orbital diameter (vs. distinctly narrower than orbit); differs from A. nigripinnis in having dorsal-fin origin posterior to anal-fin origin (vs. anterior) and a wide, nearly triangular basihyal, its width
ca. 50 % basihyal length (vs. nearly rectangular, width ca. 35 % basihyal length) (Ref. 57613). |
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Data deficient (DD); Date assessed: 15 January 2021 Ref. (130435)
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harmless |
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