carapace


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Related to carapace: gastric mill, Swimmerets

carapace

(kăr′ə-pās′)
n.
Zoology A hard bony or chitinous outer covering, such as the fused dorsal plates of a turtle or the portion of the exoskeleton covering the head and thorax of a crustacean.

carapace

[kar′əpās]
Etymology: Sp, carapacho, hard shell
a horny shield or shell covering the dorsal surface of an animal such as a turtle.

carapace

the part of the exoskeleton of a CRUSTACEAN that spreads over the head and thorax; in other animals, e.g. the tortoise, the carapace is the dorsal covering of bony plates.

carapace

the dorsal shell of turtles and tortoises. Abnormalities are caused by trauma, dietary deficiencies (particularly nutritional hyperparathyroidism), infections, environmental factors and tumors.
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Carapace of the tortoise. By permission from Aspinall V, O'Reilly M, Introduction to Veterinary Anatomy and Physiology, Butterworth Heinemann, 2004
References in periodicals archive ?
Because of the size of the mud crab, keep in mind that forcing hooks through the carapace or squeezing the crab too tightly can crush them.
The display of the personalized carapace on the vault cover at the graveside adds to the commemoration of the fallen hero.
Diagnosis: Festucula species share the following combination of characters: a flat carapace and very long and narrow abdomen (Fig.
We divided the carapace fragments into six regions: cephalic, anterolateral, lateral, posterolateral, caudal, and dorsal.
1)--carapace length (CL); postorbital carapace length (POCL) [from the anterior margin of postorbilal spine to the posterior margin of the carapace]; carapace width (CW); carapace depth (CD) [distance from the sternum to the dorsal surface]; chelae length (ChL); chelae width (ChW); chelae depth (ChD) [vertical measure from the dorsal to ventral margins of the chelae at the thickest depth]; and abdomen width (ABW).
They were highly malnourished as their movements were restricted due to barnacles and mussels sticking to their carapace," he told Khaleej Times after announcing the release.
The next exhibition features three sculptured works by Jungen, including Carapace, which was first created in 2009 for an exhibition at the FRAC des Pays de la Loire (France) and completely reconfigured for an exhibition at the Smithsonian National Museum of the American Indian (Washington, D.
What is known as a carapace on tortoises and turtles?
The rough concrete carapace is the hard, hermetic outer shell, concealing a polished, luminous internal realm.
A pilot study was conducted with eight 34-month-old captive-reared loggerheads on 22 June 2006 (mean straight carapace length [SCL] = 42.