377 
DorRsET- 
NoRMANDY SOMERSET DunpDRY COTTESWOLDS 
AREA 
Acanthothyris spinosa, Linn. H. P. H. P. HP. P. 
" panacanthina, 
B. &W. Siera Use — Be —_ —_ 
M. Murchisone zone. Cone. Concavum. H. Humphriesianum. 
P. Parkinsoni. FE. Fuller’s Earth. 
An analysis of this Table shews that of the species common 
to Dundry and the Cotteswolds, there are 
Terebratula 2 
Zeilleria 1 
Rhynchonella 1 
Acanthothyris soe ace see 1 Total 5 
The species common to Dundry and the Dorset-Somerset 
area, are 
Terebratula xe 7 
Zeilleria ase “or sa 2 
Rhynchonella re the “ 4 
Acanthothyris vas : Hee 1 Total 14 
The species common to the Dorset-Somerset area and to 
Normandy, etc., of which the list is confessedly incomplete as 
regards the latter district, are 
Terebratula ahs bi oat 
Glossothyris 6c 3 
Dictyothyris 550 ses “6 2 
Zeilleria eee ic a oe 2 
Aulacothyris ave 2 
2 Rhynchonella “ioe ies 3 
Acanthothyris oe nee ee 1 Total 24 
In the Cotteswolds the following species are found. 
Terebratula ... Ae one Oe 
Glossothyris Se acs és 1 
Dictyothyris ote cr oc 
Zeilleria eee ae os 500 4 
Aulacothyris eee we oo 2 
Rhynchonella aes eee ete | 
Acanthothyris soe 1 Total 34 
The fact that only five of these species are found at 
Dundry—a place only nine miles from the Cotteswold range— 
indicates that there must have been very slight connection 
