VoL. XvI.(2) | INFERIOR-OOLITE ECHINOIDS 165 
has been found in the Cotteswold Hills as far north as 
Andoversford, near Cheltenham. 
Acrosalenta spinosa.— Clypeus-Grit (Truellei and inter-Z7ruellet- 
zigzag), Seven-Springs Quarry, near Cheltenham (L.R.); 
? same horizon or Upper Trigonia-Grit], Andoversford, near 
Cheltenham (J.W.T.). White Oolite, Crawley Barn, near 
Uley Bury, and Church-Hill Quarry, near Hawkesbury, 
South Cotteswolds (L.R.). Clypeus-Grit or Upper Zrigonta- 
Grit, ‘* The Rectory Quarry,” Horton, South Cotteswolds 
(L.R.); Doulting Beds, principally the Rubbly-Bed sub- 
division, Doulting. Upper Trigonia-Grit (Garantiane), Rod- 
borough Hill, near Stroud (C.U.) 
CIDARIS BOUCHARDI, Wright. 
The range of this species is from beds of MWurchzsonce 
hemera into the Great Oolite. Cidaris bradfordensis, 
Wright, which occurs in the Bradford Clay, differs from 
it in possessing slightly larger tubercles. 
Cidaris Bouchardi.—Pea-Grit, Crickley Hill (specimen in the 
Cheltenham Museum); Birdlip Hill (Wr.) ; and Leckhamp- 
ton Hill (J. W.D.M.). Doulting Stone (Zruellet and inter- 
Truellei-zigzag), Vallis Vale, near Frome (L.R.); ‘* Parkin- 
sont-Lone,” Bridport, Dorset (Wr.). The late Edwin Witchell 
records this species from the Upper Coral-Bed of Stroud 
Hill.* 
CIDARIS FOWLER], Wright. 
This species is essentially a Pea-Grit form. 
Cidaris Fowleri.—Pea-Grit, Crickley Hill (L.R.); and Birdlip 
and Leckhampton Hills (Wr.) 
CIDARIS WRIGHTI, Desor. See Pl. XVI} fais: 
This species is likewise characteristic of the Pea-Grit. 
Cidaris Wrighti.—Pea-Grit, Crickley Hill (L.R. & CAIN: 
Well House, near Haresfield (H.M.H.) ; and Cleeve Hill, 
near Cheltenham (C.U.) Mr Upton has also obtained a 
specimen from Dundry Hill, near Bristol. 
1 “Geology of Stroud and the Area drained by the Frome” (1882), p. 61. 
