Eulimidae is a family of very small parasitic sea snails, marine gastropod mollusks in the superfamily Vanikoroidea.
Alia is a genus of small sea snails, marine gastropod mollusks in the family Columbellidae, the dove snails.
Pyramidella is a genus of minute to medium-sized sea snails, marine gastropod mollusk in the subfamily Pyramidellinae of the family Pyramidellidae, the pyrams and their allies.
Heliaster solaris commonly known as 24-rayed sunstar is a possibly extinct sea star which was known from the waters near Española Island in the Galápagos Islands.
Niso is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Thyca is a genus of small sea snails, marine gastropod mollusks in the family Eulimidae. These snails are ectoparasites of starfish; they are relatively unmodified, the underside having become a suction disc with a central mouth that draws nourishment from the host's tissues.
Stilifer is a genus of small ectoparasitic sea snails that used to belong in the family Stiliferidae. Most recent sources consider it part of the family Eulimidae, which also belongs to the superfamily Eulimoidea.
Apicalia is a genus of medium-sized sea snails, marine gastropod mollusks in the family Eulimidae.
Thyca astericola is a species of sea snail, a marine gastropod mollusk in the family Eulimidae. The species is one of a number within the genus Thyca.
Mucronalia is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Pelseneeria is a genus of very small ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae. This genus was first described by R. Koehler and C. Vaney in 1908.
Stilapex is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Vitreolina is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the Eulimidae family.
Robillardia is a genus of very small ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the Eulimidae family. This genus was described by Edgar Albert Smith in 1889.
Sabinella is a genus of very small ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the Eulimidae family. This genus was first described by Monterosato in 1890.
The Heliasteridae are a family of Asteroidea in the order Forcipulatida. It includes two genera: Heliaster from the East Pacific, and Labidiaster from southernmost South America, Antarctica and subantarctic oceans.
Fromia elegans, common name little red star, is a species of marine starfish belonging to the family Goniasteridae.
Heliaster is a genus of Asteroidea in the family Heliasteridae.
The sun star (Heliaster helianthus) is a species of Asteroidea (starfish) in the family Heliasteridae. It is found in shallow water rocky habitats and in the kelp forests off the Pacific coast of Ecuador, Peru and Chile.
Asterias rathbuni is a starfish native to the Pacific coasts of Alaska in the United States and Far East Russia. There are two subspecies.
