Acarnus erithacus is a species of

sponge Sponges, the members of the phylum Porifera (; meaning 'pore bearer'), are a basal animal clade as a sister of the diploblasts. They are multicellular organisms that have bodies full of pores and channels allowing water to circulate through t ...

of the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

Acarnus ''Acarnus'' is a genus of sponges belonging to the family Acarnidae. The genus has almost cosmopolitan distribution (except Europe). Description Species are non-fistulose sponges with encrusting to massive growth forms. They have ectosomal tylo ...

''. It was described by de Laubenfels in 1927.}

References

{{demospongiae-stub Poecilosclerida Species described in 1927