90 Trnmactionfi of the South African Philosophical Society. 



III. Proctonotus, a. et H. 

 Alder et Hanc, Nudibr. moll., Part ii., 1845. Fam. 3, pi. 42. 



Rhinophoria simplicia, crista interrhinophorialis nulla; anus 

 dorsalis. 



Margo masticator i us non dentatus. Radula multiseriata. 



1. Pr. vmcroniferus, A. et H. 

 M. Atlant. 



IV. Madrella, a. et H. 

 A. et Hanc, Notice, I.e., v., 3, 1864, pp. 141-142. 

 Vayssiere, Rech. — sur les Opisthobranches, 1903, pp. 88-92. 

 Rhinophoria papillata, crista interrhinophorialis nulla; anus 

 lateralis. 



Margo masticatorius non dentatus. Radula triseriata. 



1. M. ferruginosa, A. et H. 



Eliot, Nudibranchs from Zanzibar, i. I.e., 1902. p. 71. pi. vii., 



figs. 14-lG. 



M. Indie. 



2. M. aurantiaca, Vayss. 



M. Mediterr. 



Janolus c.\pensis, B. n. sp. 

 PI. VII., figs. 6-21. 



One specimen was procured at " Rocky Bank," False Bay, by 

 dredge (17-27 fms.) on rocky bottom, October 8, 1902 ; it was 

 rather hardened. 



It was 3 cm. long by a breadth of 1*5 and a height of 1'3 cm. ; the 

 height of the rhinophoria 5 mm., the length of the tentacles 3, the 

 height of the dorsal papillae 4 and of the anus 3 mm. ; the sides of 

 the body at the middle 5 mm. high ; the breadth of the foot 12 mm., of 

 its brim 2 and the length of the tail 2 mm. — The animal was uniformly 

 coloured whitish yellow ; the papillae and the anus nearly colourless, 

 semi-pellucid. The liver shone brownish through the back and the 

 intestine whitish. 



The form of the body as in other Jauida3. The mouth tube was 

 turned up, the anterior of the bulbus phai'yngeus somewhat promi- 

 nent, the form of the head rather broad and its tentacles finger- 

 shaped ; the relations of the head to the foot quite as in other 

 JanidsB."^' The inter-rhinophorial crest median on the neck, not 



• Cf. R. Borgh, "Boitr. zur Kenntn. d. yEolidiaden," 1. 1874, I.e., p. 599. 

 tab. vii., fig. 16. 



