ZONE OF AEGOCERAS JAMESONI. 



75 



Crustacea. 



Bairdia dispersa, Blake. 



— liassica, Bl. 

 Polycope cerasia, Bl. 

 Cythere Redcarensis, Bl. 



— translucens, Bl. 



Galeolaria socialis, Goldf. 

 Ditrypa circinata, Tate. 



— Etalensis, Piette. 



— globiceps, Quenst. 



— quinquesulcata, Goldf. 



Cidaris Edwardsii, Wright. 

 Ophioderma Gaveyi, Wright 

 Extracrinus subangularis, Mill. 

 Millericrinus Hausmanni, Rom. 



Montlivaltia mucrouata. Dune. 

 — rugosa, Wright. 



Cristellaria matutina, Terq. 



— recta, d'Orb. 



— rustica, Terq. 

 Dentalina irregularis, Terq. 



— nodosa, d^Orb. 



— paupprata, d'Orb. 



— perlucida, Terq. 



— quadrilatera, Terq. 



— striata, Terq. 



— torta, Terq. 

 Flabellina rugosa, d' Orb. 

 Frondicularia sulcata, Born. 



— Terquemi, rf'Ori, 

 Glandulina conica, Terq, 



Cythere triangulata, Bl. 

 Glyphsea, sp. 

 Pseudoglyphsea, sp. 

 Eryma laevis, Bl. 



Annelida. 



Serpula limax, Goldf. 



— plicatilis, Goldf. 



— trier! stata, Goldf. 



— mundula, Dumort. 



Echinodermata. 



Pentacrinus basaltiforrais, Mill. 



— Milleri, Austin. 



— scalaris, Quenst. 



— punctiferus, Quenst. 



Anthozoa. 



Montlivaltia nummiformis, Dune. 

 — radiata, Dune. 



Foraminifera. 



Lagena, sp. 



Liugulina tenera, Born. 



Marginulina 12-costata, Terq. 



— interlineata, Terq. 



— prima, var. acuta, Terq. 

 Miliola, sp. 



Nodosaria uitida, d'Orb. 



— rapbanistrum, Linn. 



— raphanus, Linn. 



— Simoniana, Terq. 

 Orbulina universa, Terq. 

 Poly morphia nodosaria, Reuss, 

 Spiroloculina, sp. 

 Trochammina gordialis, P. Sf J. 



This rich fauna of the Jamesoni-beds at Fenny Coaipton has been collected by Mr. 

 Beesley, F.C.S., of Banbury, and forms part of his valuable collection of Lias fossils. 



The Middle Lias has been shown by Professor Ralph Tatc,^ F.G.S., to be well 

 developed near Radstock, and he has ascertained the existence of the Jamesoni, Ibex, 



^ ' Quart. Journ. Geol. See.,' vol. xsxi, p. 500. 



