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

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.
References in periodicals archive ?
Any possible relationship between smaller (CL < 25 mm) and larger (CL > 25 mm) specimens were determined by comparing the ratios between the means of above measurements and mean carapace length (CL/ABW, CL/POCL, CL/CW, CL/CD, CL/ChL, CL/ChW) of all individuals in each group.
To determine the occurrence of sexual dimorphism in the carapace shape, principal component analysis (PCA) was performed on the variance-covariance matrix of the residuals from the GPA.
Stridulatory organs (sensu Maddison 1987): present in both sexes and represent a legcarapace stridulatory mechanism, with narrow band of 7-9 seta-bearing tubercles on carapace below lateral eyes and 4-6 seta-bearing tubercles on prolateral surface of femora of leg I (Figs 5-7, arrowed).
It was observed that crab leg and shrimp shell chitosan have higher values of viscosity than carapace and claw shell chitosan.
Carapace width and crusher height were measured for each crab after Milke and Kennedy (2001).
Carapace width also increased during the whole metamorphosis experiment from Z1 until 4M stage, while % carapace width gain varied among the different stages (Figure 1).
The carapace is perforated by numerous pores which appear as simple points and which are associated to sensory hairs or short sensillas.
I used two-way ANOVA to test for differences in mean body mass and lengths of carapace between sexes and sites (both fixed variables).
Measurements of the carapace and pereopods were made in accordance with Osawa et al.
Per the researchers, the place may have been abundant with food before and some form of mass molting may have happened there as well, due to the large amount of carapaces and appendages left.
YESTERDAY'S SOLUTIONS WEE THINKER ACROSS: 7 Aseptic 9 Briar 10 Cheap 11 Needled 12 Eta 13 Spectres 16 Carapace 17 Set 19 Israeli 21 Puree 22 Capri 23 Nominal.