The name Heterostigma is a slight homonymy case. This name is used according to the rules of several different nomenclatural codes.

Heterostigma

Botany

Heterostigma

Zoology

Taxonomy

Chordata 23
Ascidiacea 23
Pleurogona 23
Pyuridae 23

Specimens registered in collections

Collection Number of specimens (or sets)
Tunicates/ascidians (IT) 23