of British Mollusca. 
87 
151. Cor yphella gracilis, Aid. & Hanc. 
Off Puffin Island, Anglesea, 11-13 fatli. ( Herdman ), Ply- 
mouth ( Garstang , in litt.) . 
Distribution . Denmark ( Morch ). 
152. Coryphella smaragdina , Aid. & Hanc. 
Moray Firth ( G . Murray ). 
153. Coryphella Landshurgii , Aid. & Hanc. 
Shetland and Cumbrae (4. A7. W.), Firth of Forth 
( McBain ), Moray Firth (G. Murray ), Hilbre Island, Cheshire 
[Herdman ) . 
Distribution . Mediterranean ( Trinchese ), S.W. France 
{Fischer), Floro, Norway {Friele fy Hansen ). 
154. Coryphella pellucida, Aid. & Hanc. 
Lamlash Bay, Firth of Clyde, 10 fatli. [Herdman) . 
Distribution . Christiania Fiord and W. Norway, 10-20 
fath. (G. 0. #ars). 
155. Coryphella lineata (Loven). 
Off Port Erin, Isle of Man, 15 fath. [Herdman). 
Distribution. Mediterranean ( Verany ), Sweden [Loven), 
W. Norway, 20-30 fath. (G. O. >Sars). 
It is JEolis argento-lineata, A. Costa, and Eolidia Demar- 
tinii, Yerany. 
Subfam. 5. Favorinidx:. 
Genus 9. Favorinus, Gray. 
153. Favorinus albus, Aid. & Hanc. 
Favorinus albus , Trinchese, Atti della R. Acc. deiLincei, ser. 3, vol. xi. 
(1882), p. 69, pis. xxxi., xxxii. fig. 2. 
One variety figured by Trinchese has the branchiae white, 
another green, another orange, a fourth brown. 
Isle of Cumbrae and Shetland [A. M. N.), Moray Firth 
(G. Murray), Plymouth ( Garstang , in litt.). 
Distribution. Mediterranean ( Trinchese fyc.), Adriatic 
( Graeffe ), S. W. France [Fischer), Kiel [Meyer Mobius) , 
Denmark [Morch). Sweden [Loven). W. Norway, 10-20 
fath. (G. O. Sars). 
157. Favorinus carneus, Aid. & Hanc. 
