94 JOUUNAI. OF CONCHOLOGY, VOL. l6, NO. 3, JANUARY, I92O. 



Natica alderi Forbes. — Living, Rye sands ; 6f., B. ; yf., E. ; shells, 



B.R. 

 Veluii/ia kevigaia (Pennant). — Two shells, i2f., E. 

 BUtiiiin reticulahim (daC). — Not uncommon in weeds and under 



stones, B.R. ; shells, E. 

 Scala cJathnis (L.). — Shells only; 1>.R., rare; 7 and lof., E., common. 

 ? Aclis minor Brown. — One shell, i2f., E. 

 Odostoinia acuta Jeff. — Dead, i2f., E. 

 Odostomia conspiciui Alder. — One shell, i2f, E. 

 Odostoinia unidentata F. and H. — One living low water, B.R. ; eight 



sliells, i2f., E. 

 ? Odostoinia plicata (Montagu). — One living on Maia sqiiinado, 8f., B. 

 Brachystoinia rissoides (Hanley). — A few, i2f., E. 

 Spiralinella spiralis (Montagu). — Plentiful in shell sand, i2f., E. 

 Turbonilla lactea (L. ). — Three, i2r., E.' 

 Aporrhais pes-pelicani (!>.). — Shells, B.R. 

 Buccinuin iindatuin L. — ■ 



Ocinebra erinacea (L). — B.R., hut never adult ; 5f., B. 

 Purpura lapillus (L.). — Everywhere. At B.R. var. major is fairly 



common, and vz.x. elongala occasionally found; the young are 



often imbricated. 

 Nassa reticulata (L.). — Common at extreme low water in sand in 



rock-pools, B.R. 

 Nassa incrassata (Strom). 



Bela turricnla (Montagu). — Not uncommon, E. ; a few living in yf. 

 Bela rufa (Montagu). — Shells only, i2f, E. 

 Hcedropleura costata (daC). — One shell with hermit crab, B.R. 

 Mangilia costata (Donovan). — -Shells only, yf, E. 

 Mangilia nebula (Montagu). — Shells only, 7 and i2f, E. 

 Clathurella linearis (Montagu). — Shells only, 10 and i2f, E. 

 Philine aperta (L.). — Abundant, 5, 6 and gf., B. ; also lof, Seaford, 



and i2f, E. ; littoral, larger than usual, three, Aldrington. 

 Elysia viridis (Montagu). — Adult, August and young Sept., B.R. 

 yEolidia papulosa (L.). — Fairly common, B.R., ordinary low water 



and laminarian zone especially in spring, few in summer, young in 



autumn. I have found spawn as early as 25th Feb., 19 14, and 



found one spawning as late as 20th April, 19 13, but March seems 



to be the usual spawning season here. At Tenby, however, I 



dredged one actually spawning in 6f. on ist January, 19 14. Also 



found at Hastings. 

 Molidiella glauca (A. and H.). — One on Flnstra foliacea, i2f, E. 

 Galvina tricolor (Forbes). — One, 7f, E. 



