of British Mollusca. 83 



Genus 3. Cratena, Ber^h 

 (•= Cavolina, Cuviev, non Abildgaard). 



123. Cratetia viridis (Forbes). 



Moray Firth ( O. Murray), St. Andrews, abundant ( Mcin- 

 tosh), Arran, N.B., 20 fatli., and Puffin Island, Anglesea 

 {Herdman) , Plymouth [Oarstang, in litt.). 



124. Cratena amcena (Aid. & Hanc). 



Arran, N.B., 20 fath. ; ofF Port Erin, Isle of Man, 15 tath. 

 [Herdmari). 



125. Cratena olivacea, Aid. & Hanc. 



Shetland {A. M. N.), St. Andrews, not uncommon {M'ln- 

 tosh), Moray Firth (G. Murray), Mersey {Herdman), the 

 Dee {CoUingwood) , Plymouth {Gars(ang). 



Distribution. West Norway, 5-10 fath. (G. 0. Sars). 



126. Cratena pustulata (Aid. &Hanc.). 



127. Cratena glottens is (Akl. & Hanc). 



128. Cratena arenicola (Forbes). 

 North Wales [Herdman). 



129. Cratena concinna (Aid. & Hanc). 



? Eulis qymnota (Oouthouy), Goiild, Invert. Mass. edit. Binney (1870), 

 p. 249, pi. xvi. figs. 238-241. 



Mersey, common [CoUingwood). 



Distribution. Christiania Fiord [Asbjornsen), West Nor- 

 way, 5-100 fath. {G. 0. Sars). 



130. Cratena i^) Peachii (Aid. & Hanc). 



131. Cratena (?) stipata (Aid. & Hanc). 



132. Cratena (?) angulata (Aid. & Hanc). 



OfF the Bass Rock, 24 fath. [Meyer), Plymouth [Garslang), 

 Moray Firth (G. Murray). 



Distribution. Sweden [Loven, tide Alder), Normandy 

 [Quatrejages, as Eolidina paradoxa). 



133. Cratena (?) inornata (Aid. & Hanc). 



134. Cratena (?) Couchii (Cocks). 



135. Cratena (?) northumbrica (Aid. & Hanc). 



6* 



