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.
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References
{{demospongiae-stub
Poecilosclerida
Species described in 1927