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3) Argile de Kimmeridge.

Ammonites decipiens Sow.— Bake-

field.

Duncani Sow. — St. Nols.

- rotundus Sow. — l’urbeck.triplicatus Sow. — Wey-

uiouth.

Astarte lineata Sow. — Hedding-ton.

Gryphea dilatata Sow. — Suf-folk.

- nana Sow. — Shotover.Mya (Pleuromya) gibbosa Sow. —

Osiuington.

Mytilus ( Arcomytilus) pectinatusSow. — Weymouth.

Orbicula llumphresiana Sow. —Shotover.

Ostrea deltoidea Lam. — Sholo-ver.

Patella latissima Sow. — Wey-mouth.

Pecten arcuatus Sow. — Gaine.

Pholas compressa Sow. — Sho-tover.

Pinna granulata Sow. — Wey-mouth.

Serpula tetragona Sow. — Wilt-shire.

Trochus reticulatus Sow. — Wey-mouth.

h ) Calcareous grit.

Nautilus hexagonus Sow. — Sho- Serpula Incarinala Sow. — Sho-tover. tover.

Serpula sulcata Sow. — Sho- Terebratula ovoides Sow. — Suf-tover. folk.

S) Coralrag.

Ammonites Catena Sow. — Mar-chamfield.

- Lamberti Sow. — Wey-

mouth.

- Leachii Sow. — Weymouth.

- nodosus Sow. -- Scarbo-

rough.

- perarmatus Sow. — Mal-

ton.

- trifidus Sow. — Malton .

.4rca quadrisulcata Sow. — Mal-ton.

Corbis lœvis Sow. — Marcham-Field.

inna rudis Sow. — Calne.Melania striata Sow — Will-shiro.

Melania Ueddingtonensis Sow. —Hcddinglon.

Murex tuberosus Sow. — Mal­ ton .

Mya (Goniomya) litterata Sow. —Malton .

Nautilus radiatus Sow. — Mal­ ton .

Ostrea qreqaria Sow. — Wilt-shire.

- solitaria Sow. — Wey-mouth.

Pecten vimineus Sow. — Malton

Pinna lanceolata Sow. — Scar-borough.

Ptagiostoma duplicatum Mant. —Malton