— 661 
Mya intermedia Sow. — Bognor. 
- plana Sow. — Plumsted, 
Woolwich. 
- subangulata Sow.— Barton. 
Natica glaucinoidesSovt. — High- 
gate. 
- sigaretina Defr. — Suffolk. 
- similis Sow. — Highgate. 
- striata Sow. — Barton. 
Nautilus centralis Sow. — Rich- 
mond-Park. 
- imperialis Sow. —■ High- 
gale. 
- regalis Sow. — Hyde-Park 
etc. 
rr : Ziczac Sow. — Highgate. 
Nerita aperta Sow. — Barton, 
Ile de Wight. 
- globosa Lam. — Harapshire. 
Nucula amygdaloides Sow. —• Hy¬ 
de-Park. 
- (Dacryoraya) inflata Sow. — 
Highgate. 
- minima Sow. — Barton. 
- similis Sow. — Barton. 
- trigona Sow. — Barton. 
Nammularia lœvigata Lara. — 
Stubbigton, Susses. 
- elegans Sow. — Emsworth. 
- variai aria Sow. — Stub- 
bington. 
Oliva Branderi Sow. — Harap¬ 
shire. 
- Salisburiana Sow. — 
Ostrea dors ata Desh. — Hord- 
well. 
- flabellula Lam. — Hordwell, 
Barton etc. 
- pulchra Sow. — Bromley 
(Kent). 
Pannopæa Faujas Ménard — Suf¬ 
folk. 
Patelin striata Defr. — Subbing- 
ton. 
Pecten carinatus Sow. — Barton. 
Pecten corneus Sow. — 
- duplicatus Sow. — Rich- 
mond-Park. 
Pectunculus brevirostris Sow. — 
- costatus Sow. — Hordwell- 
Cliff. 
- decussatus Sow. — Highgate. 
- scalaris Sow. — Hordwell. 
Pholadomya margaritacea Sow. — 
Bogwell-Bay (îlede Tha- 
net). 
Pinna affinis Sow. — Bognor, 
Highgate. 
- arcuala Sow. — Highgate. 
Planorbis hemistoma Sow. — 
Plumsted. 
Pleurotoma acuminata Sow. —■ 
Highgate. 
- attenuata Sow. — Stubbing- 
ton. 
- brevirostrum Sow. — Mud- 
diford. 
- comma Sow. — Subbing- 
ton. 
- colon Sow. — Barton. 
- exorta Sow. — Barton. 
- fusiforme Sow. — Highgate. 
- lœvigatum Sow. — Muddi- 
ford, Highgate. 
- prisca Sow. — Hordwell, 
Environs de Paris. 
- rostrata Sow. — Barton. 
- semicolon Sow. — Stubbing- 
ton. 
Potamides concavus Sow. — Bar¬ 
ton. 
- rigidus Sow. — Barton. 
Pyrula Greenwoodi Sow. — Harap¬ 
shire. 
- nexilis Lara. — Barton , 
Grignon. 
Rostellaria (Rimella) lucida Sow. 
Highgate. 
- macroptera Sow. — High¬ 
gate. 
