240 PROF. E. FORBES ON LOWER GREENSAND FOSSILS. 



20. Lucina globiformis Leymerie, pi. 3. f. 8. a,' b, c. ? 



Loc. Atherfield. The specimens agree well with the figures in 

 Leymerie. 



21. Cyprina angvlata (Venus sp.) Sow. M. C. t. 65. 



Var. /3 rostrata. C. rostrata Soiv. in Fitton, G. T. n. s. vol. iv. 

 pi. xvii. f. 1. 



Loc. Atherfield, Peasemarsh, Hythe, Reigate, Shorncliff. 



Note. Both varieties are common at Atherfield, where the species is found 

 of a large size. 



22. Venus ? ( Cyiherea ?) parva Sow. M. C t. 518. 

 Loc. Atherfield, Peasemarsh, Hythe, Parham. 



23. Venus \_Artemis ?~\ caper ata Sow. M. C. t. 518. f. 1. 

 Loc. Pulborough. (Casts.) 



24. Venus \Pullastra f] ovalis Sow. M. C. t. 567. f. 1, 2. 

 Loc. Atherfield. 



Var. /3 elongata (an Venus Brongniartina Leym. pi. 5. f. 7. ?) 

 Loc Atherfield, Peasemarsh. 



25. Venus Orbigniana. Sp. nov. PI. 2. f. 5. 



V. testa rotundata, convexa, laevigata, umbonibus obtu- 

 sissimis. 



Lon. 0^ ; l at * 0t% unc. 

 Allied to Venus parva, but easily distinguished by its very 

 obtuse beaks, and smooth surface. 



Loc. Abundant in the Cracker beds at Atherfield. 



26. Venus vectensis. Sp. nov. PL 2. f. 4. 



V. testa orbiculari, convexa, concentrice suleato-striata, 

 umbonibus parvis. 



Lon. 1^ ; lat. 1^ unc. 



This shell resembles in form Artemis exoleta. It is very 

 regular, rounded and convex, smooth towards the beak, or ob- 

 soletely striated concentrically, furrowed towards the margin, and 

 marked at intervals by deeper sulcations. The shell is thin, and 

 the margin appears to be smooth. 



Loc. In the Cracker bed at Atherfield. (In Dr. Fitton's cabinet.) 



27. Venus ? fenestrata. Sp. nov. (Austen MS S.) PI. 2. fig. 6. 



V? testa oblonga, subdepressa, valde inaequilaterali, costis 

 tenuibus distantibus concentricis ornata, interspatiis forte 

 longitudinaliter sulcatis ; lunula parva. 



Lon. 0-^ ; lat. 0^ unc. 



Shell ovate or oblong, depressed, much produced anteriorly, and 

 subtruncate ; ornamented by regular lamellar transverse ribs, 

 which are angulated towards the anterior extremity. These ribs 



