Genus Calyx

Classification

Biota [regio]
Animalia [regnum]
Porifera [phylum]
Demospongiae [classis]
Haplosclerida [ordo]
Phloeodictyidae [familia]
Calyx [genus]

Genus Calyx contains the following taxa:
Calyx nicaeensis (Risso, 1826) [species]