Herdmania is a genus of ascidian tunicates in the family Pyuridae.
Halocynthia is a genus of ascidian tunicates in the family Pyuridae. Species such as H. roretzi are eaten in parts of Asia as a delicacy.
Lamellaria is a genus of small slug-like sea snails, marine gastropod molluscs in the family Velutinidae.
Arminidae is a family of sea slugs, marine gastropod mollusks in the superfamily Arminoidea.
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.
Pleurotomella is a genus of sea snails, marine gastropod mollusks in the family Raphitomidae.
Cocculina is a genus of sea snails, deep-sea limpets, marine gastropod mollusks in the family Cocculinidae.
Oenopota is a genus of sea snails, marine gastropod mollusks in the family Mangeliidae.
Suavodrillia is a genus of sea snails, marine gastropod mollusks in the family Borsoniidae.
Bela is a genus of sea snails; marine gastropod mollusks in the family Mangeliidae.
Mohnia is a genus of sea snails, marine gastropod mollusks in the subfamily Siphonaliinae of the family Buccinidae, the true whelks.
Astyris is a genus of sea snails, marine gastropod molluscs in the family Columbellidae, the dove snails.
Ganesa is a genus of sea snails, marine gastropod mollusks in the family Skeneidae.
Skenea is a genus of small to minute sea snails, marine gastropod mollusks in the family Skeneidae.
Cithna is a genus of sea snails, marine gastropod mollusks in the family Liotiidae.
Cyclostrema is a genus of sea snails, marine gastropod mollusks in the family Liotiidae.
Polycarpa is a genus of ascidian tunicates in the family Styelidae.
Molgulidae is a family of tunicates in the class Ascidiacea. Following a revision in 2007, the family Hexacrobylidae was synonymized with Molgulidae.
Eugyra are marine tunicates.
Paramolgula is a genus of marine tunicates.
