Microcosmus is a genus of tunicates in the family Pyuridae, containing the following species:
Pyuridae is a family of tunicates.
Stolidobranchia is an order of tunicates in the class Ascidiacea. The group includes both colonial and solitary animals. They are distinguished from other tunicates by the presence of folded pharyngeal baskets. This provides the etymology of their name: in ancient Greek, στολίς, ίδος means the "fold" of a cloth. Stolidobranchian sea squirts are also characterized by the complete absence of an abdomen. The abdominal organs of other tunicates are instead located to one side of the pharyngeal basket in this group.
Asajirus is a genus of marine tunicates. Asajirus indicus was found on the Antarctic Peninsula, west of Palmer Archipelago at a depth of 2763-2818m.
Molguloides is a genus of marine tunicates.
Oligotrema is a genus of marine tunicates.
Bathyoncus is a genus of ascidian tunicates in the family Styelidae.
Bathystyeloides is a genus of ascidian tunicates in the family Styelidae.
Dicarpa is a genus of ascidian tunicates in the family Styelidae.
Metandrocarpa is a genus of ascidian tunicates in the family Styelidae.
Monandrocarpa is a genus of ascidian tunicates in the family Styelidae.
Seriocarpa is a genus of ascidian tunicates in the family Styelidae.
Stolonica is a genus of ascidian tunicates in the family Styelidae.
Symplegma is a genus of ascidian tunicates in the family Styelidae.
Tibitin is a genus of ascidian tunicates in the family Styelidae.
Minipera is a genus of ascidian tunicates in the family Molgulidae.
Protomolgula is a genus of ascidian tunicates in the family Molgulidae.
Bathypyura is a genus of ascidian tunicates in the family Pyuridae.
Bolteniopsis is a genus of ascidian tunicates in the family Pyuridae.
Heterostigma is a genus of ascidian tunicates in the family Pyuridae.
