MARINE ZOOLOGY 



PROSOBRANCHIA {continued) 

 Pleurotomidae {continued) 

 Mangilia striolata (Scac). Torbay ; Exmouth, r. (F. 

 and H.); Teignmouth Bay, mud (L.B.) 



— attenuata (M.). Occ. on muddy gravel, 20-30 



fms. 



— costata (Don.). Sakombe (M.B.A.): Teimmouth 



Bay, mud (L.B.) 



— brachystoma (Ph.). Torbay ; Exmouth (F. and H.) ; 



Teignmouth Bay, mud (L.B.); Plymouth (J.G.J.) 



— nebula (M.). Plymouth, r. (M.B.A.); Teigtimouth 



Bay, f.c. (L.B.). Var. laevigata, Teignmouth 



Bay, d. ; var. vittata, Teignmouth Bay, occ. 



(L.B.) ; var. elongata, Plymouth ; Exmouth 



(J-G.J.) 

 Teres anceps (Eichwald). Plymouth (J.G.J.) 

 Bellardiella gracilis (M.). Plymouth, m.c, muddy 



gravel, 20-35 fms.(M.B.A.); Exmouth, coralline 



zone, abundant ; Torquay, c. (F. and H.); 



Teignmouth Bay, r. (L.B.) 

 Clathurella linearis (M.). Plymouth Sound, m.c. on 



clean shell gravel, and outside 15-30 fms. occ. 



(M.B.A); Teignmouth Bay, r. (L.B.) 



— reticulata (Ren.). Plymouth, occ. 15-30 fins. 



(M.B.A.) 



— purpurea (M.). Sakombe, d. (M.B.A.) ; Teign- 



mouth Bay, two taken in 1886 (L.B.) 



OPISTHOBRANCHIA 



ACTAEONIDAE 



Actaeon tornatilis (L.). Plymouth, occ. d. (M.B.A.) ; 

 Teignmouth Bay, d. (L.B.) 



ToRNATINIDAE 



Tornatina mammillata (Ph.). Plymouth, d. occ. 

 (M.B.A.) ; Exmouth (F. and H.) 



— truncatula (Brug.). Plymouth, d. (M.B.A.) ; 



Teignmouth Bay, d. (L.B.) 

 Diaphana hyalina (Turt.). Devon (F. and H.) 



SCAFHANDRIDAE 



Scaphander lignarius (L.). Plymouth trawling grounds, 

 c. (M.B.A.) ; Teignmouth Bay (L.B.) 



Volvulella acuminata (Brug.). Plymouth, trawl refuse 

 0-G.J.) 



BuUinella cylindracea (Penn). Plymouth, d. (M.B.A.) ; 

 Teignmouth Bay, shore and dredge (L.B.) 



BULLIDAE 



Haminaea hydatis (L.). Plymouth Sound, occ. ; Yealm, 

 occ. ; Sakombe, f.c. on muddy and clean gravel 

 at times (M.B.A.) ; Teignmouth Bay, occ. f.c. 

 (L.B.) ; Exmouth (F. and H.) Var. globosa, 

 Exmouth (J.G.J.) 



Roxania utriculus (Broc). Torbay ; Plymouth (J.G.J.) 



Phillinidae 



Philine scabra (O.F.M.). Devon (F. and H.) 



— catena (M.). Plymouth, occ. (M.B.A.) ; Teign- 



mouth Bay, occ. (L.B.) ; Exmouth (J.G.J .). Var. 

 zona, Bigberry Bay (J.G.J.) 



— punctata (Adams). Plymouth Sound, occ. ; plentiful 



in 20 fms. off Plymouth among Bugula, 1891 

 (M.B.A.) ; Torbay ; Exmouth (F. and H.) ; 

 Teignmouth Bay, r. (L.B.) 



OPISTHOBRANCHIA {continued) 



Phillinidae {continued) 

 Philine pruinosa (Clark). Exmouth (F. and H.) ; 

 Plymouth; Budleigh Salterton (J.G.J.) 



— nitida G-G.J.). Teignmouth Bay, dredged (L.B.) 



— aperta (L.). c. on muddy bottoms, Plymouth 



Sound; Torbay ; Teignmouth Bay, etc. ; occ. v. 

 abundant. Breeding iv-vii (M.B.A.) 

 Colpodaspis pusilla (S.). Taken 2 miles S. ol Plymouth 

 Mezvstone,7eb., 1893 (M.B.A.) 



LiMACINIDAE 



Limacina retroversa (FL). Off the Eddystone 20 Sept., 

 1905; Plymouth Sound,-] Sept. l905to 8 Nov.,c., 

 due probably to a large influx of Atlantic water 

 (L. H. Gough) 



Aplysiidae 

 Aplysia punctata, Cuv. v.c. occ. on shore, with Zostera, 

 etc., especially v-vi. B. iv-x, maximum v and 

 vi (M.B.A.) 



— depilans (L.). Torbay, c. 1875 and 1877 (A. R. 



Hunt) 



Pleurobranchidae 

 Pleurobranchus plumula (M.). Plymouth and Sakombe, 



occ. (M.B.A.) ; Exmouth (F. and H.) 

 Oscanius membranaceus (M.). Plymouth Sound, v.c, 



1893, young specimens cat surface Sept. 1892 



(M.B.A.) ; Teignmouth Bay, v.c, 1 887-1 889 



(L.B.) 



RUNCINIDAE 



Runcina coronata (Q.). Plymouth Sound, v.c. occ. on 

 shore, Yealm (M.B.A.) ; Torbay, pools near 

 h.w. (F. and H.) 



NUDIBRANCHIA 



Hermeidae 



Hermaea bifida (M.). Plymouth Sound, v. occ. (M.B.A.; 



— dendritica (A. and H.). Plymouth Sound, v. occ. 



on shore (M.B.A.) ; Torbay, on Codium tomen- 

 tosus (F. and H.). Breeding vi (M.B.A.) 

 Stiliger bellulus, d'Orb. Plymouth Sound, single speci- 

 men (M.B.A.) 



Elysiidas 

 Elysia viridis (M.). Plymouth Sound, occ. ; Yealm, c ; 

 Sakombe, r. ; Exmouth, m.c. Breeding x and 

 probably earlier (M.B.A.) 



LiMAPONTIIDAE 



Limapontia capitata (O.F.M.). Plymouth Sound, occ. 

 c. on shore in tidepools and among coral- 

 lines (M.B.A.) ; Torbay (J.G.J.) 



Acteonia corrugata, A. and H. Plymouth Sound, v. occ. 



EoLIDIDAE 



Eolis papillosa (L.). f.c. on all stony shores. Breed- 

 ing ii-viii (M.B.A.) 



Aeolidiella glauca (A. and H.). Plymouth, occ. 

 (M.B.A.) ; off Berry Head (A. and H.) 



— alderi (Cocks). On shore. Plymouth Sound; 

 Wembury Bay ; Yealm. Breeding viii (M.B.A.) 



Berghia caerulescens (Meneville). Taken off Plymouth, 

 XT. (M.B.A.) 



155 



