Hexacrobylidae
Encyclopedia
Hexacrobylidae are a family of benthic predatory tunicates. The taxon has two genera with a total of six species. Hexacrobylidae are in the order Pleurogona
and in the class Ascidiacea
.
Pleurogona
Pleurogona is an order of tunicates. One of the more invasive species of this order is the "stalked sea squirt" Styela clava . Another invasive genus include the "chain sea squirts or chain tunicates" of the genus Botrylloides and the "golden star tunicate" Botryllus schlosseri ....
and in the class Ascidiacea
Ascidiacea
Ascidiacea is a class in the Tunicata subphylum of sac-like marine invertebrate filter feeders. Ascidians are characterized by a tough outer "tunic" made of the polysaccharide tunicin, as compared to other tunicates which are less rigid.Ascidians are found all over the world, usually in shallow...
.
Taxonomy
- Asajirus
- Asajirus arcticus (Hartmeyer, 1923)
- Asajirus dichotomus (Monniot & Monniot, 1984)
- Asajirus eunuchus (Monniot F. & Monniot C., 1976)
- Asajirus gulosus (Monniot & Monniot, 1984)
- Asajirus hemisphericus (Monniot & Monniot, 1990)
- Asajirus indicus (Oka, 1913)
- Asajirus ledanoisi (Monniot C. & Monniot F., 1990)
- Asajirus ovirarus (Monniot & Monniot, 1990)
- Oligotrema
- Oligotrema lyr Monniot C. & Monniot F., 1973
- Oligotrema psammatodes (Sluiter, 1905)
- Oligotrema psammite Bourne, 1903
- Oligotrema sanders Monniot C. & Monniot F., 1968
- Oligotrema unigona Monniot C. & Monniot F., 1974
External links
- http://erms.biol.soton.ac.uk/cgi-bin/hierarchy.pl?rank=family&taxon=Hexacrobylidae