Crustacea

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Crustacea

 [krus-ta´shah]
a class of arthropods including the lobsters, crabs, shrimps, wood lice, water fleas, and barnacles.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

Crus·ta·ce·a

(krŭs-tā'shē-ă),
A large class of aquatic animals (phylum Arthropoda) with a chitinous exoskeleton and jointed appendages; for example, the crab, lobster, crayfish, shrimp, isopods, ostracods, and amphipods. Some, (for example, certain copepods), are parasitic; others serve as intermediate hosts for parasitic worms that cause disease in humans and various other vertebrates.
See also: Copepoda.
[L. crusta, a crust]
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
But that well-established fact is being challenged by a new finding: at least some of the largest herbivore dinosaurs also ate crustaceans, or shelled animals.
For the formidable-looking red crustacean found by David's ancee Diane Weinoski looks for all the world like a king crab - and they hardly ever stray from considerably icier waters.
The crustacean was spotted in seaweed which had been collected to go into one of their native marine displays.
This dose was selected according to previous studies made on other crustaceans (Rodriguez et al.
Scientists believe that if lobster populations continue to dip, fishing and food industries that rely on the crustaceans will face economic hardship.
The ban on fishing in the exclusive economic zone (EEZ) in the Bay of Bengal will continue till July 23, aiming to preserve and ensure smooth breeding of sea fish and crustacean, reports BSS.
The seafood exempted from the SST include rock lobster, lobster, crab, Norway lobster, shrimps and prawn, and other crustaceans, as well as oysters, scallops, mussels, cuttlefish and squid, clams, cockles, ark shell, abalone, and other molluscs.
Flamingos consume algae, plankton and crustaceans such as crabs and shrimps, which gives their feathers a pink hue.
The use of gastric juices for the biochemical analysis of digestive enzymes is a technique commonly used for medium- and large-sized crustaceans such as crabs (Saborowski et al., 2004, 2006; Diaz-Tenorio et al., 2006; Navarrete del Toro et al., 2006), lobsters (Celis-Guerrero et al., 2004; Bibo-Verdugo et al., 2016), and crayfish (Coccia et al., 2011).
"Live crustaceans, including the lobster, may no longer be transported on ice or in ice water.
The diminishing populations of various fish and crustaceans is proof.