Report on paleontology . t, showing the carina ou the back of the volu-tion. Am. Acad. Nat. Sci., Phila. Anchuka abrupta var. acutispira Whitf. (p. 114). 4. View of the specimen described. Acad. Nat. Sci., Phila. Alaria rostrata Gabb (p. 119). 5,6. Views of two diiferent specimens, both showing the onter lip. Fig. 5 is from a Holmdelspecimen; Fig. 6 from Haddonfield, New Jersey, in the Acad. Nat. Sci., Phila. Anchura pennata Morton (p. 115). 7,8. Views of two casts which show the outer lip. Both from Holmdel, New Jersey. Anchura solitaria Whitf. (p. 117). 9. View of the single imperfect cast o
Report on paleontology . t, showing the carina ou the back of the volu-tion. Am. Acad. Nat. Sci., Phila. Anchuka abrupta var. acutispira Whitf. (p. 114). 4. View of the specimen described. Acad. Nat. Sci., Phila. Alaria rostrata Gabb (p. 119). 5,6. Views of two diiferent specimens, both showing the onter lip. Fig. 5 is from a Holmdelspecimen; Fig. 6 from Haddonfield, New Jersey, in the Acad. Nat. Sci., Phila. Anchura pennata Morton (p. 115). 7,8. Views of two casts which show the outer lip. Both from Holmdel, New Jersey. Anchura solitaria Whitf. (p. 117). 9. View of the single imperfect cast observed. Anchura arbnaria Morton (p. 112). 10. View of Dr. Mortons type specimen. Acad. Nat. Sci., Phila. ROSTELLARIA Hebb Whitf. (p. 111). 11-13. Three views of the best cast of the species View of another imperfect cast showing spiral lines. Anchura pagodafohmis Whitf. (p. 116). 15,16. Views of the opposite sides of the best cast of the species yet U. S. GEOLOGICAL SURVE ..:OhOGRAPH yVNI PLAT E ;. s A ^ ? Mi -i- m
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