The Phalloceros buckupi lives in the benthopelagic, freshwater environment.
Phalloceros buckupi can be distinguished from its congeners but P. megapolos, P. spiloura, P. malabarbai, P. alessandrae, P. anisophallos, P. uai, P. lucenorum, P. pellos, and P. reisi by (1) the female urogenital papilla curved to the right, located laterally (vs. More