136 
CYPR1S Faba? 
TAB. CCCCLXXXV. 
Spec. Char. Shells oblong-ovate, convex, slight- 
ly sinuated in the front, one folded over the 
other, minutely punctated. 
Syn. Cypris feve, Cypris Faba, Desmaret, Nouv . 
Bull, des Sciences , annee 1813,/?. 259. pi. 4. 
no. 8. Hist. nat. des Crustaces fossiles, 141. 
t. 1 1 ./. 8. Dr. Fitton “ On the strata below the 
chalk," &c. Annals of Phil, new series, 8. 
365, &c. 
In length about one tenth of an inch, and about half as 
wide ; one end (the superior ?) is rather broader and 
blunter than the other ; the front is nearly straight, a 
very slight sinus being formed by the folding of one valve 
over the other ; at one extremity of this fold there is a 
small projection, like the radicle in a bean ; the back 
is rounded with a longitudinal furrow separating the 
valves ; the surface is minutely punctated, the substance 
rather coriaceous, but brittle and very thin. 
This minute fossil is mentioned in the description of 
Tab. 31, as occurring in the Petworth marble; but as it 
