prosoma
suomi-englanti sanakirjaprosoma englanniksi
The front segment of a body which is divided into two or more segments, especially the cephalothorax of an arachnid or crustacean.
{{quote-book|en|year=1996|author=Michael J. Roberts|title=Spiders of Britain and Northern Europe|publisher=Collins|year_published=1996|page=12
(l)