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Naticidae, common name moon snails or necklace shells, is a family of medium to large-sized predatory sea snails, marine gastropod molluscs in the clade Littorinimorpha. The shells of the species in this family are mostly globular in shape.
The sand collar egg mass of Euspira catena. The rounded shell is thin and polished and brownish-yellow, with a row of reddish markings just below the suture of the last whorl. It can grow to about 3 cm (1 in) and has a short spire and seven rounded whorls separated with distinct sutures. The lowest whorl occupies about 90% of the volume.
When the light is shining through the collar, it is possible to make out the individual egg capsules within it. Sand collars are the characteristic egg masses of one family of sea snails, the moon snails, marine gastropod mollusks in the family Naticidae. These egg masses are often found washed up either whole, or sometimes in fragments, on ...
Neverita is a genus of medium-sized to large sea snails, marine gastropod molluscs in the subfamily Polinicinae of the family Naticidae, the moon snails [2] [1] The type species of this genus is Neverita josephinia Risso, 1826.
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The Naticidae (Mollusca: Gastropoda) of Giglio Island (Tuscany, Italy): Shell characters, live animals, and a molecular analysis of egg masses. Zootaxa 1770: 1-40 External links
The adults inject the eggs into a host, which they begin to consume after hatching. For example, the eggs of the endangered Papilio homerus are parasitized at a rate of 77%, mainly by Hymenoptera species. [23] Some species are even hyperparasitoid, with the host itself being another parasitoid insect. Habits intermediate between those of the ...
The Naticinae are a subfamily of medium to large-sized predatory sea snails, marine gastropod molluscs in the family Naticidae, the moon snails. [1] The Naticinae are characterized by their calcareous operculum and by the presence of a distinct funicle within the umbilicus, which is observable in most species. It is mainly a tropical group ...