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prosoma

American  
[proh-soh-muh] / proʊˈsoʊ mə /

noun

Zoology.
prosomas, plural prosomata plural
  1. an anterior body region, especially the arthropod cephalothorax.


prosoma British  
/ prəʊˈsəʊmə /

noun

  1. zoology the head and thorax of an arachnid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Nouns

Etymology

Origin of prosoma

From New Latin, dating back to 1870–75; see origin at pro- 2, -soma

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Of two specimens in another and older set in the British Museum, from an unknown locality, both had shields on the segments of the cirri, but only one had the large plate on the prosoma.

From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles

It consists of a single layer of cells, continuous with those which secrete the general chitinous covering of the prosoma.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" by Various

The stomach has no c�ca; the biliary folds are longitudinal; there is a marked constriction at the line corresponding with the junction of the thorax and prosoma.

From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles

I to VI, The six appendage-bearing somites of the prosoma.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" by Various

C, Lateral view, I to VI, prosomatic appendages; a, b, c, the three tergal plates of the prosoma; prae-gen, the prae-genital somite; 1 to 10, the ten somites of the opisthosoma.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" by Various

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