Several names share this combination and are defined under the rules of the botanical code. The species name Ceramium turneri might be an homonymy case.
The name Ceramium turneri is a slight homonymy case. This name is used according to the rules of several different nomenclatural codes.

Ceramium turneri Mert. ex Roth

Botany

Ceramium turneri Ag.

Botany

Ceramium turneri Mert.

Zoology

Ceramium turneri Mert. var.

Zoology