1895.] NATURAL, SCIENCES OF PHILADELPHIA. 87 



Fig. 11. PL (Borsonia'j plenta nov. sp. by Aid. & Har. 



Fig. lla Apex of a very young and perfect specimen. 



Fjg. 12. PL (Eucheilodon) reticulatoides nov. sp. 



' Fig. 13. PI. (Taranis) finexa nov. sp. 



Fig. 14. PL ( Clathurella /) fannce nov. sp. 



Fig. 15. PL (Bela) rebeccce nov. sp. 



PLATE 6. 



Fig. 1. Cancellaria panones nov. sp. 



Fig. 2. Can. panones, var. smithvillensis nov. var. 



Fig. 3. Can. panones, var. junipera nov. var. 



Fig. 4. Cancellaria penrosei nov. sp. 



Fig. 5. Cancellaria bastropensis nov. sp. 



Fig. 6. Cancellaria ulmula nov. sp. 



Fig. 7. Volvaria gabfyiana Aid. MS. 



Fig. 8. Volutilithes dalli nov. sp. 



Fig. 8a A smoother variety. 



Fig. 9. Caricella demissa, var. texana Gabb. 



Fig. 10. Caricella subangulata, var. cherokeensis nov. var. 



Fig. 11. Turricula texana nov. sp. 



Fig. 12. Levifusus trabeatoides nov. sp. 



Fig. 12a Apex of the same magnified. 



Fig. 13. Latirns singleyi nov. sp. 



Fig. 13a Small variety of the same. 



. PLATE 7. 



Fig. 1. Strepsidura ficus Gabb. 



Fig. 2. Fusus bastropensw nov. sp. 



Fig. 3. Fusus ostrarupis iiov. sp. 



Fig. 4. Fusus mortoni, var. mortoniopsis Gabb. 



Fig. 5. Fusus mortoni, var. carexus nov. var. 



Fig. 6. Clarilithes regexus nov. sp. 



Fig. 7. Clavilithes humerosus, var. texanus uov. var. 



Fig. 8. Clavilithes kennedyanus nov. sp. 



Fig. 9. Chrysodomus parbrazana nov. sp. 



