MOLLUSCA. 821 



for study before the New Jersey specimens can be identified with 

 certainty. 



Formation and locality. Wenonah sand, near Marlboro 

 (130); Unknown (Whitfield.) 



Geographic distribution. New Jersey, Texas, Dakota, 

 Nebraska. 



Genus BACUUTES Lamark. 



Baculites ovatus Say. 

 Plate CIX., Fig. 5. 



1820. Baculites ovata Say, Am. Jour. Sci., ist ser., vol. 2, p. 41. 

 1828. Baculites ovata Mort, Jour. Acad. Nat. Sci. Phil., ist 



ser., vol. 6, p. 89, pi. 5, figs. 5-6. 

 1830. Baculites ovatus Mort., Am. Jour. Sci., ist ser., vol. 17, 



p. 280; vol. 18, p. 249, pi. i, figs. 6-8. 

 1830. Baculites ovatus Mort., Jour. Acad. Nat. Sci. Phil., ist 



ser., vol. 6, p. 196, pi. 5, figs. 5-6; pi. 8, figs. 6-8. 

 1834. Baculites ova-tits Mort., Synop. Org. Rem. Cret. Gr. U. 



S., p. 42, pi. i, figs. 6-8. 

 1853. Baculites ovatus Marcou, Explan. Text to Geol. Map U. 



S. and Brit. Prov. N. A., p. 46, pi. 7, fig.5. 

 1856. Baculites ovatus Hall & Meek, Mem. Am. Acad. Arts and 



Sci., new ser., vol. 5, p. 399, pi. 5, figs, i a-c, pi. 6, 



figs. 1-7. 

 1861, Baculites ovatus Gabb, Synop. Moll. Cret. Form., p. 78 



(22). 



1864. Baculites ovatus Meek, Check List Inv. Foss. N. A., 



Cret. and Jur., p. 23. 

 1868. Baculites ovatus Con., Cook's Geol. N. J., p. 730. 



1875. Baculites ovatus White, U. S. Geog. and Geol. Expl. and 



Surv. w. looth Merid., p. 199, pi. 19, figs. 4a-c, 5a-c. 



1876. Baculites ovatus Meek, Rep. Inv. Cret. and Ter. Foss., 



Up. Mo., p. 394, pi. 20, figs. la-b, 2a, b, d. 

 1889. Baculites ovatus Whiteaves, Cont. Can. Pal., vol. i, p. 

 181. 



