322 PALEONTOLOGY OF NEW YORK. 



1858. Prodnctus, Hall. Geol. Survey Iowa, vol. i, part 2, pp. 635-639, 674, 675, 712, pi. xii, fig. 3; 



pi. xix, fig's. 1-4; pi. xxiv, figs. 1-3; pi. xxviii, figs. 3-4. 



1858. Produetus, Hall. Trans. Albany Inst., vol. iv, pp. 12, 13. 



1858. Produotus, Swallow. Ti-ans. St. Louis Acarl. Sci., vol i, pp. 181, 182, 215-217. 



1858. Produetus, Shumard. Trans. St. Louis Acad. Sci., vol. i, pp. 290-292, pi. xi, fig. 8. 



1858. Prodnctus, Rogers. Geol. Penna , vol. ii, part 2, p. 833. 



1858. Produetus, Marcod. Geology North Amei-ica, ijp. 45-48, jjl. v, figs. 3-6 ; pi. vi, figs. 1, 3-7, 12. 



1859. Produetus, Meek and Hayden. Proc. Acad. Nat. Sci. Phila., pp. 25, 26. 



1860. Produetus, Meek. Proc. Acad. Nat. Sci. Phila., vol. xii, \}. 309. 

 1860. Produetus, Mbbk and Wohthen. Ibidem, pp. 450, 451. 



1860. Produetus, Worthen. Trans. St. Louis Acad. Sci., vol. i, p. 570. 



1860. Produetus, White. Journ. Boston Soc. Nat. Hist., p. 230. 



1860. Produetus, Swallow. Trans. St. Louis Acad. Sci., vol. i, pp. 640, 641. 



1860. Produetus, McChbsney. Desci-ip. New Species Palffioz. Foss., pp. 34-40. 



1861. Produetus, Salter. Quart. Jour. Geol. Soc. Lond., vol. xvii, p. 64. 



1861. Produetus, Newberry. Ives' Rept. Expl. Colorado River of the West, pp. 121-125, pi. i, fig. 7 ; 



pi. ii, figs. 1-10. 



1861. Produetus, Meek & Worthbn. Pi-oc. Acad. Nat. Sci. Phila., p. 142. 



1862. Produetus, White. Proc. Bost. Soc. Nat. Hist., vol. ix, p. 29. 



1863. Produetus, Swallow. Trans. St. Louis Acad. Sci., vol. ii, pp. 91-94. 



1863. Produeta, A. Winchell. Proc. Acad. Nat. Sci. Phila., vol. xv, p. 4. 



1864. Produetus, Mbbk. Palaeontology of California, vol. i, p. 11, jjl. ii, fig. 4. 



1865. Produetus, A. Winchell. Proc. Acad. Nat. Sci. Phila., pp. 112-115. 



1866. Produetus, Geinitz. Carbon and Dyas in NeVn-aska, pp. 52, 54, 81, pi. iv, figs. 1-11. 



1866. Produetus, Meek & Worthen. Geol. Surv. Illinois, vol. iii, pp. 280, 297, 320, pi. xx, fig. 5; pi. 



xxiii, fig. 4 ; pi. xxvi, fig. 4. 



1867. Produetus, Hall. Palaeontology New York, vol. iv, p. 146. 



1867. Produetus, Hall. Twentieth Rept. N. Y. State Cab. Nat. Hist , p. 245. 



1868. Produetus, McChesnby. Trans. Chicago Acad. Sci., vol. i, pp. 24-27, pi. i, figs. 7-11; pi. vi, fig. 1. 

 1868. Produetus, Meek & Worthen. Geol. Surv. Illinois, vol. iii, p. 528, pi. xx, fig. 7. 



1870. Produeta, A. Winchell. Pi-oc. American Philos. Soc, vol. xii, p. 249. 



1871. Produetus, Meek. Pateontology Eastern Nebraska, pp. 159-169, pi. i, fig. 14; pi. ii, figs. 2, 5, 



6 ; pi. iv, figs. 5, 6 ; pi. v, figs. 6, 7, 11, 13 ; pi. vi, figs. 6, 7 ; pi. viii, figs. 

 6, 9, 10, 13. 

 1873. Produetus, Worthen. Geol. Surv. Illinois, vol. v, p. 569 ; pi. xxv, fig. 9. 



1873. Produetus, Meek & Worthen. Ibidem, p. 569, pi. xxv, figs. 8, 10, 13. 



1874. Produetus, Derby. Bull. Cornell Univ., vol. i, pp. 47, 49, 51, 54, 56, .59, pi. i, figs 2, 10-13, 15; 



pi. ii, figs. 14, 17; pi. iii, figs. 20, 41-44, 46-49; pi. iv, figs. 1^, 7-11, 13, 

 16; pi. vi, tigs. 1, 4-7, 9, 17, IS; pi. vii, figs. 5-7, 15, 16; pi. ix, figs. 12, 13. 



1875. Produetus, Mkek. Palaeontology Ohio, vol. ii, p. 282, 283, pl.'x, figs. 3, 4. 



1875. Produetus, White. Wheeler's Geogr. and Geol. Surv. west lOOth meridian, pp. S3, 109-116, 120, 



pi. v, fig. 6 ; pi. vii, figs. 1, 2 ; pi. viii, figs. 1-6. 



1876. Produetus, Meek. Bull. U. S. Geol and Geogr. Surv. Terr., vol. ii, p. 354, pi. i, fig. 1. 

 1876. Produetus, Derby. Bull. Mus. Coinp. Zool., vol. iii, pp. 280, 281. 



1876. Produetus, Nbwberrt. Rept. Macomb's Expl. Exped. from Santa Fe to junction of Grand and 



Gi'een Rivers of the Great Colorado of the west. 



1877. Produettis, Hall & Whitfibld. U. S. Geol. Expl. 40th Parallel, vol. iv, pp. 265-268, pi. v, 



figs. 3-12. 



1877. Produetus, Mbbk. Ibidem, pp. G4-67, 69, 72-76, pi. vii, figs. 3-8 ; pi. viii, figs. 2-4. 



1878. Produetus, Dawson. Acadian Geology, third ed., pp. 296, 297. 



1880. Produetus, White. Proc. U. S. Nat. Mus., p. 46. 



1881. Produetus, White. Tenth Ann. Rept. Indiana State Geologist, p. 148, pi. viii, figs. 7, 8. 



