1919.] NATURAL SCIENCES OF PHILADELPHIA. 53 



wick River bed, Brunswick, Glynn County, Georgia. Waccamaw 

 Formation. Walker's Bluff, Bladen County, Neill's Eddy Land- 

 ing, 3 miles north of Cronley, Columbus County, North Carolina. 

 Collections. — U. S. National Museum (type. Catalogue Number 

 115080). Johns Hopkins University. 



Explanation of Plates I, II, III and IV. 



Plate I. — Fig. 1. — Drillia precursor n. sp. (X8) 

 Fig. 2. — Drillia tricatenaria Conrad. (X4) 

 Fig. 3. — Drillia sumterensis n. sp. (X4) 

 Fig. 4:.—Mitra dalli n. sp. (X8) 

 Fig. 5. — Alectrion neogenensis n. sp. (X5) 

 Fig. 6. — Ale?trion neojenensis (Xo) 

 Fig. 7. — Mitromorpha mitrodita n. sp. (X7) 

 Fig. 8. — Mitra dalli n. sp. ( X7) 

 Fig. 9. — Cancellaria tabulata n. sp. (X2) 

 Fig. 10. — Phos sloani n. sp. (X3) 



Plate II. — Fig. 1. — Melanella bartschi n. sp. (X3) 



Fig. 2. — Anachis sumterensis n. sp. Apical view. (XlO) 



Fig. 3. — Anachis anomala n. sp. (X6) 



Fig. 4. — Turritella duplinensis n. sp. (X2) 



Fig. 5. — Strombiformis dalli n. sp. (X6) 



Fig. 6. — Anachis sumterensis n. sp. (X8) 



Fig. 7. — Anachis styliola n. subsp. obsoleta. Type. (X4) 



Fig. 8. — Melanella magnoliana n. sp. (X8) 



Fig. 9. — Anachis styliola n. subsp. obsoleta. Stout form. (X4) 



Fig. 10. — Epitonium muldrowi n. sp. (X8) 



Fig. 11. — Astyris communis n. subsp. carolinensis. (X3) 



Fig. 12. — Anachis styliola n. suhsp. obsoleta. Stout form. (X4) 



Pl.\te III. — Fig. 1. — Donax cuneola n. sp. Exterior of right valve. (X3) 



Fig. 2. — Mulinia magnoliana Dall. Interior of left valve. After Dall. 



.(X2.5) 

 Fig. 3. — Donax cuneola n. sp. Interior of right valve. (X3) 

 Fig. 4. — Strigilla eutykta n. sp. Exterior of right valve of type. (X4) 

 Fig. 5. — Macoma carolinensis n. sp. Exterior of right valve of type. (X3) 

 Fig. 6. — Macoma carolinensis n. sp. Interior of right valve of type. (X3) 

 Fig. 7. — Macoma carolinensis n. sp. Interior of left valve. (X3) 

 Fig. 8. — Strigilla eutykta n. sp. Interior of left valve. (X4) 

 Fig. 9. — Strigilla Jlexuosa Say . Exterior of left valve. (X4) 

 Fig. 10. — Strigilla eutykta n. sp. Interior of right valve. (X4) 

 Plate IV. — Fig. 1. — Liotia (Arene) major n. sp. Profile. (X4) 

 Fig. 2. — Urosalpinx phriknos li. sp. Apical view. (X6) 

 Fig. 3. — Liotia (ArcTie) major n. sp. Basal view. (X4) 

 Fig. 4. — Urosalpinx phriknos n. sp. (X2) 

 Fig. b. — Caecum flemingi n. sp. (X6) 



Fig. 6. — Urosalpinx phriknos n. sp. Profile of apex. (X6) 

 Fig. 7. — Urosalpinx phriknoi. Apertural view. (X2) 



Fig. 8. — Pandora (Clidiophora) tuomeyi n. sp. Interior of right valve. ( X2) 

 Fig. '^.—Pandora (Clidiophorj) prodromos n. sp. Exterior of right valve. 



.(XI) 

 Fig. 10. — Pandora (Clidiophora) tuomeyi n.sp. Exterior of left valve. (X2) 

 Fig. 11. — Pandora (Clidiophora) prodromos n. sp. Exterior of left valve. 



.(XI) 

 Fig. 12. — Pandora (Clidiophora) prodromos n. sp. Interior of right valve. 



.(XI) 

 Fig. 13. — Pandora (Clidiophora) tuomeyi n.sp. Interior of left valve. (X2) 

 Fig. 14. — Pandora (Clidiophora) prodromos n. sp. Interior of left valve. 

 (XI) 



