1871.] MR. E. A. SMITH ON WEST-AFRICAN SHELLS. 729 



Var. Omnino rufo-fusca. 

 Hab. Whydah. 



19. Corbula lirata, sp. nov. (Plate LXXV. fig. 2.) 



Testa pyriformis , modice rostrata, sordido-alba, transversim costata ; 

 costcs versus marginem ventralem crassiores ; carina obliqua in 

 utraque valva ab umbone ad rostri apicem decurrens ; de umbonibus 

 costulce filiformes paululum remotce ad basim- radiantes ,• valva 

 dextra minor quam sinistra. 



Diam. transversa 8 mill., diam. longit. 5. 



Hab. Whydah. 



The thread-like costulse (about 24 in number) which radiate from 

 the umbones are very remarkable. 



20. Crassatella, sp. jun. 

 Hab. Whydah. 



21. Actinobolxjs ajar, Brug. Enc. Me'th. Vers, vol. i. part 2, 

 p. 406. 



Hab. Whydah. 



22. Crenella (Modiolaria) multistriata, sp. nov. (Plate 

 LXXV. fig. 4.) 



Testa cequivalvis, incequilaleralis,flavo-castanea, transversim striata; 

 antice et postice striis crebris decussata ; strice posteriores valves 

 dimidium occupantes ; interstitium non decussatum, parvum. 

 Diam. transversa 15 mill., diam. longit. 7. 

 Hab. Whydah. 



One specimen is imbedded in a nidus (formed of pieces of shells, 

 pebbles, &c.) within the valve of a Pecten. 



23. Anomalocardia striata, Reeve, Conch. Icon. ii. sp. 121. 

 Hab. Whydah. " ?" (Reeve). 



24. Anomalocardia, sp. 

 Hab. Whydah. 



There are twelve equal-sized specimens of this species ; but the 

 small dimensions (5 mill, lata, 3 alt.) and general appearance of young 

 examples make me hesitate in describing them. 



They are oblong, rhomboidal, with the surface very finely decussated. 



25. Scapharca pertusa?, Reeve, Conch. Icon. ii. sp. 28. 

 Hab. Whydah. 



26. Axinea spadicea, Reeve, Conch. Icon. i. sp. 47. 

 Hab. Whydah. 



The locality for this species was hitherto unrecorded. 



27. Nucdla crassicostata, sp. nov. (Plate LXXV. fig. 5.) 

 Testa parva, transversa, oblique subovalis ; albida, versus umbones 



