598 EOLIDIDiE. 



Branchiic bluish-green, arranged in nine rows, covering the 

 whole of the back. 

 Torbay (A. and H.). 



18. E. iNORNATA, Akler and Hancock. 



Annals Nat. Hist. vol. xvi. p. 315. 



Body (four-tenths of an inch in length) ovate-oblong, ra- 

 ther depressed, tapering to a fine point behind, white or 

 fawn-coloured. Tentacles all equal, rather short and 

 thick. Branchia) of a dull brownish orange freckled with 

 brown and white, their apices white ; ranged in eight or 

 nine rows of four or five papillse each. Foot white. 



Littoral zone, under stones, Torbay (A. and H.). 



19. E. ANGULATA, Aider and Hancock. 



Ann. Nat. Hist. vol. xiii. p. 1G5, and Monog. part 2, fam. 3, pi. 23. 



Body (four-lines long) depressed, oblong, rapidly taper- 

 ing behind, pale orange. Dorsal tentacles short, obtuse, 

 orange tipped with white ; oral ones longer, linear, white. 

 Branchiai cylindrical, rather long, orange with white tips, 

 and opake white blotches. Foot broad, tinged with orange. 



Cullercoats, probably from deepish water (A. and H.). 



20. E. coNciNNA, Alder and Hancock, 



Ann. Nat. Hist. vol. xii. p. 234, and Monog. part 1, fam. 3, pi. 24. 



Body (half an inch long) lanceolate, yellowish white. 

 Dorsal tentacles linear, tapering, white-tipped, with ap- 

 proximate bases ; oral ones shorter. Branchire oblong-, 

 subconical, purplish brown, and granulated centrally ; 

 tinged with bhie externally, and tipped with white; 



