GEOLOGY OF THE BRISTOL COALFIELD. 



291 



Euspira Zelima, (D'Orb.) 



Dimdriensis, (Tawney.) 

 canaliculata, (Lye.) 

 Pitonillus turbinatus, (Moore.) 

 Discohelix striatus, (Piette.) 

 Cerithiuni varicosum, (Desl. ) 

 asperulum 

 Dumortieri 



Purpurina inflata, (Tawney.) 

 Spinigera longispina, (D'Orb.) 

 Alaria Phillipsii, (Lye.) 

 in}Tirus, (Desl.) 

 Dundriensis, (Tawney.) 

 trinitatis, (Tawney.) 

 Ferrieri, (Piette.) 

 Lorieri, (D'Orb.) 

 Etheridgii, (Tawney.) 

 Lotharingica, (Scblumb. 



CEPHALOPODA. 



Lytoceras Euiesianum, (D'Orb.) 

 falciferum, (Sow.) 

 fimbriatum, (D'Orb.) 

 ^'Egoeeras planicosta, (Sow.) 

 planorbis, (Sow.) 

 Amaltheus Stokesii, (Montf.) 

 discoides, (Ziet.) 

 complanatum, (D'Orb.) 

 Truellii, (D'Orb.) 

 Stephanoceras commune, (Sow.) 



Humphriesianum(Sow. 

 Blagdeni, (Sow.) 

 Brongniarti, (Sow.) 

 Brodioei, (Sow.) 

 D'Orbignyi, (Wr.) 

 dimorphum, (D'Orb.) 

 Braikenridgii, (Sow.) 

 Nautilus excavatus, (Sow.) 

 obesus, (Sow.) 

 lineatus, (Sow.) 

 Arietites Conybeari, (Sow.) 

 Bucklandi, (Sow.) 

 Turneri, (Sow.) 



ILarpoccvas serpentinum, (Rein.) 

 concavum, (Sow.) 

 bifrons, (Pring.) 

 primordiale, (Schloth.) 

 aalense, (Ziet.) 

 radians 



Murchisoni, (Sow.) 

 leviusculum, (Sow.) 

 Sowerbyi, (Mill.) 

 Thouarsense, (D'Orb.) 



) variabile, (D'Orb.) 



opalinum, (Rein.) 



Cosmoceras Parkinsoni, (Sow.) 

 Belemnites ellipticus, (Mill.) 

 sulcatus, (Mill.) 

 eccentricus, (Blaine.) 

 compressuSj (Yoltz.) 

 tripartitus, (Schlotb.) 

 irregularis, (Scblotb.) 

 canaliculatus, (Schloth.) 

 paxillosus, (Schloth.) 

 abbreviatus, (Mill.) 

 longissimus, (Mill.) 

 elongatus, (Mill.) 



Pycnodus Bucklandi, (Ag.) 

 Strophodus magnus „ 



subreticulatus, (Ag.) 



PLSCES. 



Strophodus tenuis, ( Ag. ) 

 Hybodus plicatilis (Ag.) 



