26 REPORT—1874. 
Modiola, n. sp. Common down to 782 feet. 
Myacites. 380, 388, 415 feet. 
Nucula. 388, 951, 952 feet. 
Opis. Depth uncertain. 
Ostrea deltoidea, Sow. 4522, 470, 478 feet. 
O. Thurmanni, (var. of) Etallon. 719, 794 feet. 
Ostrea, ?sp. Numerous fragments. 
Pecten arcuatus, Sow. 888, 396, 418, 480, 492, 493, 496, 576, 952 feet. 
Pecten. A form with coarse ribs. 
Pholas compressa, Sow.? 526 feet. 
Pholadomya. Fragments of large forms at 725 and 789 feet. 
Tellina. 910 feet. 
*Thracia depressa, Sow. 397, 415, 437 feet. 
Trigonia Juddiana, Lye. (young form of). 926 feet. 
T. Pellati, Mun. Ch. 376 feet: 
Trigonia, ? new species. 402 feet. 
Alaria. Rather common. 
Cerithium. 789 feet. 
Pleurotomaria reticulata, Sow. 830, 900, 913 feet. 
Pleurotomaria, ? sp. (probably P. reticulata). 726, 741, 898, 902 feet. 
Turbo. 783. 
Belemnites. Rather common. 
* Ammonites biplew, Sow. Common. 
Hybodus-tooth. Depth uncertain. 
Fish-vertebra. 492, 550 feet. 
List of Fossils from the Oxford Clay. 
Pollicipes concinnus, Sow. 993 feet. 
*Lingula (2 L. ovalis). 988 feet. 
Arca. 976, 991, 992, 995, 996, 998, 1009 feet. 
Avicula. 993, 1000 feet. 
Astarte. 969, 976, 990, 993 fect. 
*Cardium striatulum, Sow. 979 fect. 
*C. striatulum, var. lepidum, Sauy. et Rig. 967, 977, 979, 990, 993, 999, 
1001 feet. 
Corbula. 995, 996 feet. 
Gervillia. 998 feet. 
Macrodon. In hard sandy strata at 1013 fect. 
Ostrea. 965, 990, 994, 996, 1004, 1612 feet. 
Tellina. 990 feet. 
*Thracia depressa, Sow. 965 feet. 
Alaria. 990 feet. 
Cerithium. 998 feet. 
Tornatella. 967, 1003 feet. 
* Ammonites biplew, Sow. 957, 969, 972, 991, 998 feet. 
