xi. FOSSILS OF THE GREAT OOLITE GROUP. 239 



PLANTS. Fragments of wood occur in all these strata. 

 ACTINOZOA. 



Anabacia orbulites. Lam. G. 0. Kirtlington. F. M. Islip. C. B. Islip. 



Convexastrsea Waltoni. Edw. G. O. Northleigh. 



Cyathophora Prattii. Edw. G. O. Northleigh. C. B. (0. G. S.) 

 solida. n. s. Phil. G. 0. Stonesfield. 



Isastraea explanata. M'Coy. G. 0. Northleigh. 

 limitata. Lam. G. 0. Northleigh. 



Montlivaltia trochoides. Edw. G. O. Northle-igh. 



Thamnastraea Lyellii. Edw. G. 0. Northleigh, Enslow Bridge. 



There is no true coral bed in these strata near Oxford. 



ECHINODEKMATA. 



Acrosalenia hemicidaroideg. Wr. G. 0. Northleigh, Kirtlington. C. B. Tslip. 

 Loweana. Wr. G. 0. Cirencester. F. M. Islip. 

 pustulata. Forbes. F. M. Islip. 

 spinosa. Ag. F. M. Islip. C. B. Islip. 

 Clypeus Mulleri. G. 0. Kirtlington. 



Plotii. G. 0. Northleigh, Enslow Bridge, Kirtlington. C. B. Islip. 

 Echinobrissus clunicularis. Lhwyd. C. B. Islip. 



Griesbachii. Wr. G. O. Northleigh. 

 orbicularis. C. B. Islip. 

 Woodwardii. Wr. G. 0. Northleigh. 



Hemicidaris Bradfordiensis. Wr. F. M. Islip. C. B. Islip. 

 Holectypus depressus. F. M. Islip. C. B. Tslip. 

 Pedina Smithii. Wr. C. B. Islip. 

 Pseudodiadema Bailyi. Wr. C. B. Islip. 



Parkinsoni. F. M. Islip. C. B. Islip. 

 Pygurus Michelinii. C. B. Islip, Kirtlington. 

 Stomechinus intermedius. Wr. C. B. Islip. 



In this list no star-fishes are mentioned ; pentacrinite joints occur 

 rarely. 



ANNELLIDA. 



Serpula, large species. F. M. Islip. 



undetermined. G. 0., F. M., and C. B. at various localities. 

 CRUSTACEA. 



Glyphea rostrata. Phil. G. 0. Kirtlington. C.B. Kidlington. 

 POLYZOA. 



Alecto dichotoma. C. B. Islip. 



Cricopora straminea. Phil. F. M. Islip. C. B. Islip. 



Diastopora diluviana. Edw. G. 0. Kirtlington. C. B. Islip. 



Terebellaria ramosissima. Lam. F. M. Islip. 



This very small series, as compared with that near Bath, is 

 represented by very few specimens, except in the case of diastopora. 



