Malacostegina

Malacostegina is a sub-order of marine, colonial bryozoans in the order Cheilostomatida.^[1] The structure of the individual zooids is generally simple, with an uncalcified, flexible frontal wall. This sub-order includes the earliest known cheilostome, in the genus Pyriporopsis (Electridae).

Malacostegina Temporal range: Late Jurassic–Recent PreꞒ Ꞓ O S D C P T J K Pg N
Electra posidoniae on Posidonia oceanica, Sardinia, Italy
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Bryozoa
Class:	Gymnolaemata
Order:	Cheilostomatida
Suborder:	Malacostegina Levinsen, 1902

The genus Christinella is currently incertae sedis within the Malacostegina.^[2]

References

1. Appeltans, Ward (2013). "Malacostegina". WoRMS. World Register of Marine Species. Retrieved 2014-04-05.
2. Almeida, Ana C. S.; Souza, Facelucia B. C.; Vieira, Leandro M. (2018). "Malacostegine bryozoans (Bryozoa: Cheilostomata) from Bahia State, northeast Brazil: Taxonomy and non-indigenous species". Marine Biodiversity. 48 (3): 1463–1488. doi:10.1007/s12526-017-0639-x. S2CID 25406631.