Facultative air-breathing in the genus ; Inhabits creeks to large rivers with shallow to deep water, dwelling among bottom rocks and stones .
Dorsal spines (total): 1; Dorsal soft rays (total): 7. Variable abdominal covering, a posterior complex of well-developed preanal plate bordered by usually 3 large polygonal plates, and, when present, an anterior complex of few, small, irregular platelets. Tip of snout with roundish naked area, not reaching the last pore of the infra-orbital ramus of the sensory canal.: elongated; Cross section: flattened.
Behavioural data for Rineloricaria Aequalicuspis is currently being reviewed.
Diet information for Rineloricaria Aequalicuspis is currently being compiled.
Reproduction data for Rineloricaria Aequalicuspis is currently being compiled.
Freshwater; benthopelagic. Tropical South America: Brazil.
Occurrence records from the Global Biodiversity Information Facility (GBIF) — 1 records indexed .
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