A true parasite living in the gill chambers of larger fishes, including catfishes like Sorubim lima. It uses its strong teeth to bite into the gill filaments to suck the blood .
Physical description for Stegophilus Insidiosus is currently being compiled.
Behavioural data for Stegophilus Insidiosus is currently being reviewed.
Diet information for Stegophilus Insidiosus is currently being compiled.
Reproduction data for Stegophilus Insidiosus is currently being compiled.
Freshwater; demersal. Tropical South America: São Francisco River basin in Brazil.
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