Opisthosoma

With opisthosoma ( gr. Ὀπίσω opiso , rear 'and σῶμα soma , body') refers to the abdomen of various groups of animals:

• the abdomen of the jawbearers (Chelicerata)
• the rearmost part of the body of the beard worms (Pogonophora)

This is a disambiguation page for differentiating between several terms identified with the same word.