AEGOCERAS SLATTERI. 



375 



alternation of the ribs on the two sides of the shell. Until more specimens are found I 

 must treat it as a distinct species, and dedicate it to my friend whose industry disinterred 

 it and brought it under my notice. 



Stratiffrajjhical Position. — Mr. Slatter found it in the Lias beds at Drake's Broughton, 

 near Pershore, Worcestershire, where it was associated with the following list of fossils 

 which he has kindly contributed. 



List of Fossils from the Lower and Middle Lias, Broughton, near Pershore. 



Aegoceras Slatteri, Wright. 



— sagittarium, Blake. 

 Amaltheus oxynotm, Quenst. 



— Simpsoni, Bean. 

 Pliglloceras Loscomhi, Sow. 



Cerithium rotundatum, Terq. 



— CoUenoti, Terq. et Piette. 

 Chemnitzia crassissima, Tate. 

 Dentalium minimum, Strickland. 



— elongatum, Miinst. 



Pleurotmaria foveolata, Deslong. 

 Trochus Thetis, Miinst. 



Cephalopoda. 



Phylloceras Salisburgensis, Von Hauer. 



— Nodotianus, d'Orb. 

 Belemnites brevis secundus, Quenst. 



— acutus, Mill. 

 Nautilus striatus. Sow. 



Gasteropoda. 



Actaonina secale, Terq. 



— fragilis, Diink. 



— striata, Terq. and Piette. 



— triticum, Terq. 

 Turbo admirandus, Tate. 



— solarium, Terq. and P. 



Macrodon numismalis, Tate. 



— intermedius. Simp. 

 Astarte amalthei, Quenst. 



— cingulafa, Terq. 

 Avicula cuneata, Terq. and Piette 



— inaquivalvis. Sow. 

 Cardinia hybrida, Stutch. 



— crassissima, Stutch. 

 Cardita multicostata, Phillips. 

 Hippopodium ponderosum.. Sow. 

 Leda acuminata. Gold!. 

 Nucula injlexa, Quenst. 



— Galathaa. d'Orb. 



Lammellibranchiata. 



Nucula variabilis. Sow. 



— navis, Piette. 



— cordata, Goldf. 

 Leda Benevierei, Oppel. 

 Mytilus numismalis, Oppel. 

 Protocardium oxynoti, Quenst. 



— truncatum. Sow. 



OstrcBa arcuata, Lamark. 

 Plicatula, sp. 

 LinicBa acuticosta, Goldf. 

 Lima gigantea, var. minima. Sow. 

 Pecten calvus, Goldf. 



