50 PROCEEDINGS COTTESWOLD CLUB 1907 
Distinction -—From C. numismalis, the beak angle is 
broader, the shell is stouter in build, the front margin does 
not begin to be bilobate till a large size is reached. From 
C. nummosa, greater stoutness, greater gibbosity of valves, 
more pronounced anterior flattening and excavation. 
Localities and Stratum :—Somerset, Radstock ; JSame- 
sont-zone, Mr Marshall’s and my own collections. Branch 
Huish, near Radstock, Mr Marshall. Rockhill, Radstock, 
armatus-zone, Mr Tutcher. Gloucestershire, Toddington, 
near Winchcombe, about /amesonz-zone, a crushed ex- 
ample, collected by Mr L. Richardson; Old Sodbury, a 
crushed example, Mr Marshall’s collection. Normandy, 
Landes, British Museum, No. 65403°. 
7. CINCTA NUMISMALIS (Vadlenczennes ), Pl. V1, 
figs. 5, 6. 
Tf. Brugui¢re, Encycl. Méth. XIX, Vers, Pl. 240, fig. 
1, 1797. (Lerebratula —) 
7d. Valenciennes in Lamarck, Anim. sans Vert., VI, 
p. 249, 1819. (Zerebratula numismalis.) 
Syn. 1905. Waldheimia numismalis; Rau, Brach. Mittl. Lias 
Schwabens ; Geol. Pal. Abh. N.F. VI, Pl. xxxiv, 
(iv), fig. 2 only. 
Description : — Pentagonal, somewhat thin, slightly 
gibbous, anterior margin incipiently bilobed, posterior end 
fastigate. Apical angle about 102. 
Remarks :—The figured specimen I took to the Musée. 
d'Histoire Naturelle (Jardin des Plantes), Paris, hoping to 
be able to compare it with the type. But the types 
of Lamarck (Valenciennes) are now in another depart- 
ment, which time did not allow of my visiting. 
Localities and Strata :—Gloucestershire, “'Toddington 
[near Winchcombe] Railway Cutting, about /amesont- 
zone,’ Mr Richardson’s collection ; Coaley (Lapley House), 
Mr Richardson’s and my cabinets; Bishop’s Cleeve, Mr 
Richardson. Somerset, Radstock, Mr Marshall’s and Mr 
Tutcher’s collections. Galgenberg, near Balingen, British 
