Prosoma

Anterior tagma of arachnids, consisting of cephalothorax; fused imperceptibly to opisthosoma in Acari.

Prosoma

• (n.) The anterior of the body of an animal, as of a cephalopod; the thorax of an arthropod.
Found on http://thinkexist.com/dictionary/meaning/prosoma/

prosoma

<zoology> The anterior of the body of an animal, as of a cephalopod; the thorax of an arthropod. ... (06 Mar 1998) ...
Found on http://www.encyclo.co.uk/local/20973

Prosoma

Pro·so'ma noun ; plural Prosomata . [ New Latin , from Greek ... before + ..., ..., body.] (Zoology) The anterior of the body of an animal, as of a cephalopod; the thorax of an arthropod.
Found on http://www.encyclo.co.uk/webster/P/178

prosoma

also called cephalothorax, it is the front body section of an arachnid, a combination of head and thorax
Found on http://www.museum.state.il.us/ismdepts/zoology/spiders/spiders_glossary.htm

prosoma

the anterior of the two main body regions of a scorpion, serving as a combined head and thorax. The prosoma bears the carapace dorsally and the coxosternal region ventrally; the chelicerae, pedipalps, and four pairs of legs are associated with the prosoma.
Found on http://www.vaejovidae.com/Glossary.htm
No exact match found