Humbertium

Humbertium is a genus of land planarians of the subfamily Bipaliinae (hammerhead flatworms).

== Description == Species of Humbertium are characterized by the presence of a well developed penis papilla in the copulatory apparatus, similar to the one in Bipalium, but with the ovovitelloducts entering the female atrium anteriorly and not posteriorly as in Bipalium.