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

Arachnidium Hincks, 1859

Botany

Arachnidium Hincks, 1859

Zoology

Taxonomy

Bryozoa 4
Gymnolaemata 4
Ctenostomatida 4
Arachnidiidae 4

Specimens registered in collections

Collection Number of specimens (or sets)
Bryozoans Brachiopods (IB) 4