''Placospongia'' is a
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 ...
of
sea sponges
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 ...
belonging to the family
Placospongiidae
Placospongiidae is a family of sponges belonging to the order Clionaida.
Genera:
* ''Onotoa'' Laubenfels, 1955
* '' Placospherastra'' van Soest, 2009
* ''Placospongia
''Placospongia'' is a genus of sea sponges belonging to the family Placospon ...
.
This genus is characterized by a high density of
siliceous spicules. Members of this genus are known to be eaten by
hawksbill turtle
The hawksbill sea turtle (''Eretmochelys imbricata'') is a critically endangered sea turtle belonging to the family Cheloniidae. It is the only extant species in the genus ''Eretmochelys''. The species has a global distribution, that is large ...
s.
Species
*''
Placospongia carinata
''Placospongia'' is a genus of sea sponges belonging to the family Placospongiidae.
This genus is characterized by a high density of siliceous spicules. Members of this genus are known to be eaten by hawksbill turtles.
Species
*'' Placospongia ...
''
*''
Placospongia melobesioides
''Placospongia'' is a genus of sea sponges belonging to the family Placospongiidae.
This genus is characterized by a high density of siliceous spicule (sponge), spicules. Members of this genus are known to be eaten by hawksbill turtles.
Species ...
''
References
Hadromerida
{{demosponge-stub