STRATA OF THE HAMPSHIRE BASrN", 



Freshwater and Terrestrial Mollusca (continued). 



163 



Bern- 

 bridge 

 group. 



Headon 

 group. 



Neritina Porbesii, S. Wood 



zonula, 8. Wood 



planulata, Edw 



Euchilus Chastelii, I^yst, sp 



Potamaclis (Melania) turritissima, Forbes 



Melania muricata, S(M 



fasciata, Sow 



costata, Sow 



Nj-stii, Duchastel 



angulata 



conica 



polygyra 



minima, Sow 



interrupta, Edw 



inflata, Morr 



Forbesii, Morr 



excavata, Morr 



Melanopsis subulata, Sow 



subfusiformis, Morr 



fusiformis, Sow 



ancillaroides, Besh 



subcarinata, Morr 



subulata, Sow 



Hemisimus (Melanopsis) brevis. Sow 



Macrospina (Melanopsis) carinata, Sow. . . 



Unio Austenii, Forbes Sf Morr 



Gribbsii, Forbes ^ Morr 



Solandri, Sow 



tumescens, Edw. MS 



vectensis, Edw. MS 



Corbicula (Oyrena) obovata, Sow 



Batissa (Cyrena) obtusa, Forbes 



Cjrena semistriata, Desk 



pulchra, Sow 



transversa, Forbes 



britannica, Besh 



pisum, Besh 



cycladiformis, Besh 



pulcbra, Sow., var. Wrightii, Forbes 



arenaria, S. Wood 



■ tenera, S. Wood 



gibbosula, Morr 



Cyclas Bristovii, Forbes 



tumidula, S. Wood 



Spbenia angustata. Sow 



minor, Forbes 



Potamomya plana, Sow 



gregaria, Sow 



angulata, Sow 



The freshwater and terrestrial Mollusea of the strata above the 

 Brockenhnrst series in many cases belong to species which occur 

 likewise in the Calcaire de St. Ouen and the gypseous series of 

 Montmartre in the Paris basin, in the Palaeotherium-Limestonc of 



