Actiniidae is the largest family of sea anemones, to which most common, temperate, shore species belong. Most members of this family do not participate in symbioses with fishes. Three exceptions are the bubble-tip anemone, snakelocks anemone and Urticina piscivora.
Crown jellyfishes are the six families of true jellyfish that belong to the order Coronatae. They are distinguished from other jellyfish by the presence of a deep groove running around the umbrella, giving them the crown shape from which they take their name. Many of the species in the order inhabit deep sea environments.
Mercenaria is a genus of edible saltwater clams, marine bivalve molluscs in the family Veneridae, the Venus clams.
Epitonium is a genus of small predatory sea snails, marine gastropod mollusks. Epitonium is the type genus of the family Epitoniidae, the wentletraps.
Ivara is a small genus of sea snails, pyramidellid gastropod mollusks or micromollusks. This genus is currently placed in the tribe Chrysallidini, of the family Odostomiidae. The Brazilian species have been revised by Pimenta et al. (2009). There are both living and fossil species in this genus.
Euspira is a genus of medium-sized sea snails, marine gastropod molluscs in the subfamily Polinicinae of the family Naticidae, the moon snails.
Liotia is a genus of very small sea snails, marine gastropod mollusks in the family Liotiidae.
Turris is a genus of sea snails, marine gastropod mollusks in the family Turridae, the turrids.
Veprecula is a genus of sea snails, marine gastropod mollusks in the family Raphitomidae.
Borsonella is a genus of sea snails, marine gastropod mollusks in the family Borsoniidae.
Crockerella is a genus of sea snails, marine gastropod mollusks in the family Clathurellidae.
Mangelia is a large genus of sea snails, marine gastropod mollusks in the family Mangeliidae.
Platycythara is a genus of sea snails, marine gastropod mollusks in the family Mangeliidae.
Agathotoma is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Mangeliidae.
Cyclostrema is a genus of sea snails, marine gastropod mollusks in the family Liotiidae.
Boreotrophon is a genus of sea snails, marine gastropod mollusks in the subfamily Pagodulinae of the family Muricidae, the murex snails or rock snails.
Rictaxis is a genus of minute sea snails or "bubble snails", marine gastropod mollusks or micromollusks in the family Acteonidae, the "barrel bubble" snails.
Cyclocardia is a genus of molluscs in the family Carditidae.
Myrcianthes coquimbensis, commonly called lucumillo, is an evergreen shrub of the genus Myrcianthes of the family Myrtaceae. It is endemic to the Coquimbo Region of Chile and is considered to be endangered. Produces an edible fruit.
Crassinella is a genus of bivalves belonging to the family Crassatellidae.
