134 '- Bulletin 4 248 



Explanation of Plate 4. 



(14) 



Page. 



Fig. I. CucullcBa saffordi var 51, 165. 



2. Cuadlcea saffordi Gabb 



". Pedunculus sp 53, 167. 



Nucula mediavia n. sp 



5. Nucula ovula Lea 54, 168. 



6. Yoldia kindlei n. sp 56, 170. 



7. Yoldia eborea Con 



8. Leda milamensis Harris 54, 168. 



9. Leda saffordana n. sp 55, 169. 



10. Leda elongatoidea var.? Aid 



11. Leda quercollis n. sp 



12. Venericardia alticostata Con. var 57, lyi* 



13. Venericardia planicosta lyam.* 58, 172. 



14. V. planicosta var. smithi Aid.* 59, 173* 



