68 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



^Cyclostrema serpuloides, Mont. 



Isle of Man in 20 fms. (Forbes, as Skenea divisa, 



Fleming) : abundant living on seaweeds at low water 



in Flesh wick Bay (F.A.). 

 [Trochus lineatiis, DaC. 



Anglesea (Donovan) in Jeff. B.C. Ill, 318. This 



certainly requires confirmation as Forbes (Brit. Assoc. 



Kep. 1850, p. 255) says that the range of this species 



ceases in Cardigan Bay or a little higher up, the 



latter expression probably referring to the 8. coast of 



Carnarvonshire where it does occur.] 

 Truchus moutacicti, Wood. 



Frequent living at Port Erin with T. titmidics (F.A.). 

 Trochus millegranus, Phil. 



2 or 3 small ones living at Port Erin (F.A.). 

 Trochus granulatus, Born. 



Alive off Morecambe (W.H.H.) : occasionally thrown 



up dead on Lancashire coast. 

 Trochus zizyphinus, L. 



Large and abundant at very low-water, Bhos Point 



near Colwyn (B.T.). 

 var. lyonsii, Leach, c. alive off Pt. Lynas (Forbes) ; 



living at Bull Bay and dead off Tynygongi and in 



Carnarvon Bay (F.A.). 

 var. Icevigata, 'Sow. Menai Straits and Bull Bay in 



Anglesea: littoral and dredged at Port Erin (F.A.) : 



Ehos Point (B.T.). 



A specimen of the monstrosity mentioned by Jeffreys 



was dredged in the Menai Straits by Bev. A. H. Cooke. 

 Lacuna crass lor, Mont. 



Several alive 5 m. outside Fleetwood, in Sept., 1891. 

 Lacuna divaricata, Fab. 



Young c. in seaweed at Porthwen and Fleshwick 



Bay (F.A.) : abundant on La?;i/;mrm beyond the pier 



at Llandudno and of very large size (B.T.). 



