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The number and variety of appendages in different crustaceans may be partly responsible for the group's success. [ 14 ] Crustacean appendages are typically biramous , meaning they are divided into two parts; this includes the second pair of antennae, but not the first, which is usually uniramous , the exception being in the Class Malacostraca ...
Crustaceans are members of the sub-phylum Crustacea, a large group of arthropods (55,000 species). They include various familiar animals, such as lobsters , crabs , shrimp and barnacles . They are variously found in marine and freshwater, with a few terrestrial members (such as woodlice ).
The following is a list of types of seafood. Seafood is any form of sea life regarded as food by humans. It prominently includes shellfish, and roe. Shellfish include various species of molluscs, crustaceans, and echinoderms. In most parts of the world, fish are generally not considered seafood even if they are from the sea.
The 67,000 described species range in size from Stygotantulus stocki at 0.1 mm (0.004 in), to the Japanese spider crab with a leg span of up to 3.8 m (12.5 ft) and a mass of 20 kg (44 lb). Like other arthropods, crustaceans have an exoskeleton, which they moult to grow.
The shrimp Palaemon serratus of the infraorder Caridea. A shrimp (pl.: shrimp or shrimps ()) is a crustacean (a form of shellfish) with an elongated body and a primarily swimming mode of locomotion – typically belonging to the Caridea or Dendrobranchiata of the order Decapoda, although some crustaceans outside of this order are also referred to as "shrimp".
A few species of molluscs are not commonly eaten now, but were eaten in historical or prehistoric times. The list is divided into marine and non-marine (terrestrial and freshwater) species, and within those divisions, the lists are primarily arranged taxonomically , so that related species are grouped together.
Crustaceans portal Species of crustaceans which are edible for humans and consumed as food ( seafood ). This is an object category, entries have to meet the following requirement: ... is an edible crustacean .
World Register of Marine Species : taxon Multicrustacea Regier Shultz Zwick Hussey, Ball, Wetzer, Martin & Cunningham, 2010 ( + class list + orders list) Tree of Life Web Project : Multicrustacea; Animal Diversity Web : Multicrustacea [permanent dead link ] Catalog of Life : Multicrustacea; IUCN : taxon Multicrustacea