The Phalloceros ocellatus lives in the benthopelagic, freshwater environment.
Phalloceros ocellatus can be distinguished from its congeners but P. leticiae and P. mikrommatos by the roundish to rounded and well-defined ocellated lateral spot (Fig. 30). Phalloceros ocellatus can be distinguished from P. leticiae by the postorbital length in females (24.8-39. More