66 



BRITISH FOSSIL CORALS. 



Fig. 1. Thecosmilia Terquemi, from tlie " Guinea Bed" at Binton. 



The drawing of Thecosmilia Terquemi (PL III, fig. II) greatly resembles the form 

 from Binton, fig. I, in the large septum which passes across the cahce. 



There are small Corals, probably Thecosmilia, 'm the " Guinea bed," at Wilmcote, but, 

 as may be decided from the accompanying drawing, fig. 2, they are not determiiialjk' 

 specifically. 



Fig. 2. Thecosmilim, from the " Guinea Bed" at Wilmcote. 



XXIII. List of Corals from the Zone of Ammonites planorbis. 



1. Septastrcea Haimei, Wright, sp. 



2. Isastrcea latimaandroidea, Duncan. 



3. Thecosmilia Terquemi, „ 



XXIV. Corals from the Zone of Avicula contorta and the White Lias. 



(The Rhaetic series, Moore.') 



It has been noticed that but one fossil which could be referred to a Coral has been 

 discovered in the Zone of Avicula contorta in England. The specimen is said to belong 

 to the genus Montlivaltia, and to have a high septal number. The deposits containing 



