Polystira picta
Encyclopedia
Polystira picta is a species
of sea snail
, a marine gastropod mollusk in the family
Turridae
, the turrids. It has been found in the shallow subtidal waters of the Gulf of Tehuantepec.
, with less numerous revolving ribs. The color of the shell is yellowish white with chestnut-brown spots upon the larger ribs, the spots often coalescing into irregular longitudinal stripes.
.
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...
of sea snail
Sea snail
Sea snail is a common name for those snails that normally live in saltwater, marine gastropod molluscs....
, a marine gastropod mollusk in the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
Turridae
Turridae
Turridae, , is a large taxonomic family of predatory sea snails, marine gastropod mollusks, that vary in size from minute to moderately large. With more than 4,000 species, the Turridae is the largest mollusk family and group of marine caenogastropods...
, the turrids. It has been found in the shallow subtidal waters of the Gulf of Tehuantepec.
Description
The size of an adult shell varies between 36 mm and 57 mm. The shell somewhat more carinated than Turris grandisTurris grandis
Turris grandis is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.-Description:The size of an adult shell varies between 100 mm and 180 mm...
, with less numerous revolving ribs. The color of the shell is yellowish white with chestnut-brown spots upon the larger ribs, the spots often coalescing into irregular longitudinal stripes.
Distribution
This marine species occurs in the Sea of Cortez, Western Mexico to ColombiaColombia
Colombia, officially the Republic of Colombia , is a unitary constitutional republic comprising thirty-two departments. The country is located in northwestern South America, bordered to the east by Venezuela and Brazil; to the south by Ecuador and Peru; to the north by the Caribbean Sea; to the...
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