|Description||Slide shows three drawings of different parts of the 'female Bonellia viridis'.|
The drawings are labelled 'a', 'b', and 'c'. Drawings 'b' and 'c' have further labels which are explained in the key.
Title below slide reads: 'Fig 429 - Female of Bonellia viridis ; a, the whole animal ; b, anatomy ; c, integument and generative organs after removal of the intestine (after L. Duthiers). Ab, Anal vesicles ; Ad, rectum ; D, alimentary canal ; Hd, cutaneous glands ; M, mesentary ; Ov, ovary ; R, proboscis (preoral lobe) ; Tr, ciliated funnel of the single brown tube or anterior nephridium (uterus) ; U, uterus (anterior nephridium).'