Novibipalium is a genus of land planarians of the subfamily Bipaliinae (hammerhead flatworms). Description Species of Novibipalium are very similar to those of the related genus Bipalium. The main difference occurs in the copulatory apparatus, which in Novibipalium lacks a well-developed penis papilla, while in Bipalium a penis papilla is present. Novibipalium has a set of folds in the copulatory apparatus that are everted during mating and create a temporary penis. Species The genus Novibipalium contains the following species: Novibipalium alterifuscatum Kawakatsu, Ogren & Froehlich, 1998 Novibipalium falsifuscatum Kawakatsu, Ogren & Froehlich, 1998 Novibipalium miyukiae Kawakatsu, Sluys & Ogren, 2005 Novibipalium murayamai Kawakatsu, Sluys & Ogren, 2005 Novibipalium trifuscostriatum (Kaburaki, 1922) Novibipalium venosum (Kaburaki, 1922) References Geoplanidae Rhabditophora genera