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cephalothorax
[ sef-uh-loh-thawr-aks, -thohr- ]
noun
, Zoology.
, plural ceph·a·lo·tho·rax·es, ceph·a·lo·tho·ra·ces [sef-, uh, -loh-, thawr, -, uh, -seez, -, thohr, -].
- the anterior part of the body in certain arachnids and crustaceans, consisting of the coalesced head and thorax.
cephalothorax
/ ˌsɛfələʊθəˈræsɪk; ˌsɛfələʊˈθɔːræks /
noun
- the anterior part of many crustaceans and some other arthropods consisting of a united head and thorax
cephalothorax
/ sĕf′ə-lə-thôr′ăks′ /
- The combined head and thorax of arachnids, such as spiders, and of many crustaceans, such as crabs.
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Derived Forms
- cephalothoracic, adjective
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Other Words From
- ceph·a·lo·tho·rac·ic [sef-, uh, -loh-th, uh, -, ras, -ik], adjective
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Word History and Origins
Origin of cephalothorax1
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Example Sentences
The cephalothorax is strongly chitinized, showing two small oval spots.
From Project Gutenberg
The small suboval area between the chitinized cephalothorax and the abdomen is soft with five chitinized plates.
From Project Gutenberg
Color of supposed Male—Cephalothorax and maxill, dark reddish brown.
From Project Gutenberg
Cephalothorax suboval, upper margin strongly concave at the sides and tapering to a point at the median line.
From Project Gutenberg
A delicate carapace covers the thorax; the abdomen is proportionately very large, often twice the length of the cephalothorax.
From Project Gutenberg
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