a39 ^T- MArRICE AND Cl,AII?ORNK Pp:lKCYPODA 239 



PLATK 3S 

 Figure Page 



1-5. Lucina poinilia, VAv. SDiithii Meyer 114 



Fig. I. S mm, Claiborne sand, Aid. Coll. (Copy). 



3-4, a, are from the Sabine formation at Wood.s BlulT 

 here introduced to show clearly varietal character- 

 istics ; 4.5 mm. 

 .S, 4 mm., Newcastle, Va., horizon probably St. Maur- 

 ice. 



6-1 1. Luciua pouiilia Conrad, Claiborne sand. 115 



Fig. 6, 8 mm. 



7. 8 " 



8. 7 " 



9. 8 " 

 10,5.7 " 

 11,7 •• 



i2-i6. L. poi)iHia,\a^x. rt/rvir/a Conrad, Claiborne sand 116 



Fig. 12, 6 mm. 



13, 6 " 



14, 5 " 



15, 7 " 



16, 5-5 " 



17-21. Liicina papyracea Conrad, Claiborne sand n6 



Fig. 17, 6 and 7.5 mm. 



18, 5 mm. 



19, 6 '• 



20, 6.5 " 



21, 6 " 



22-23. Liicina bisciilpta Meyer, 3.5 mm w] 



Claiborne sand. Aid. Coll. (Copy). 

 24, a. [.ncina ozarkana Harris, 9 mm 118 



From the Sabine formation at Woods Bluff, introduced to 



show Woods Bluff phase of the species. 

 25. The same, exterior enlarged 8 diameters to show fine, radiating 



sculpture. 

 26, a. Liicina ozarkana Harris, St. Maurice stage u8 



Larger specimen (53 mm. ) from the base of Claiborne bluff ; 



smaller (28), from Lisbon. 



