srnrrnKUTl INDFA' AND BIULIOGRAPHY. 331 



Productus reticulatus Gabb. Upper Carboniferous. 



Piodnctus reticiilatua G:il)b, Jour. Acad. Nat. Siu. I'liiladolphia, 2d ser., VIII, 



1881, p. 302, ])1. 42, t\g. V.i. 

 hoc. Lake Titicaca, Bolivia. 



Productus rhomianus Derby. tipper Carboniferous. 



Productus iliomiauiia Derby, Hull. CornoU Univ., I, 1871, ]•. 50, pi. 3, figs. 20, 



41-44, 49. 

 Loc. Bomjardim and Itaitiil)a, Brazil. 



Productus rogersi Norwood and Pratten= Productus nebraskaensis. 



Productus rushvillensis TTerrick. Waverly (L. Carb.). 



Prodnctihs rnshvilleiifiis Ilorrick. Bull. Deuison Univ., IV, 1888, p. 22, pi. 3, fig. 



15;— (i.'ol. Ohio. VII, 1895, pi. 23, iij.-. 15. 

 Loc. Rnahville, Newark, and Ijoudonvillo, Ohio. 



Productus scabriculus (Martin). Lower and Upper Carboniferous. 



Anoniitos scabriculus Martin, Potrefacta Dorbiensia, 1809, p. 8, pi. 36, lij;'. 5. 

 Productus scabriculus Norwood and Pratton, .Tour. Acad. Nat, Set. Pliiladel]>hia, 



III, 1854, 1). 17.— Marcou, Geol. North America, 18.58, p. 47, pi. .5, fig. 6.— 

 Newberry, Ives's Re]). Colorado River of the AVest, 18(;i, p. 125. 



Productus scabriculus f Oeinitz, Carl)on und Dyas in Nebraska, 1866, p. 54. 

 Loc. Europe; Pecos Village and Santa Fe, New Mexico; Plattsmouth, Nebraska; 

 Caldwell County, Kentucky ; Kaslimere. 



Productus scitulus Meek and Wortben. St. Louis (L. Carb.). 



Productus scitulus Meek and Worthen, Proc. Acad. Nat. Sci. Philadelphia, 1860, 



p. 451;— Geol. Survey Illinois, II, 1866. p. 280, pi. 20, fig. 5. 

 Loc. Alton, Illinois. 



Productus semipunctatus Sheppard= Productus punctatus. 



Productus semireticulatus Hall, 1852 (non Martin ) = Productus cora. 



Productus semireticulatus (Martin). Lower and Upper Carboniferous. 

 Anoraites semireticulatus Martin, Petrefacta Derbiensia, 1809, p. 7, pi. 32, figs. 



1,2; pi. 33, fig. 4. 

 Productus inca d'Orbigny, Voyage dans rAm6rique M<5ridionale, Pal., 1842, p. 



51, pi. 4, figs. 1-3.— Derby, Bull. Mus. Comp. Zool., Ill, 1876, p. 280. 

 Productus semireticulatus Norwood and Pratten, Jour. Acad. Nat. Sci. Phila- 

 delphia, III, 1854, p. 11.— Hall, Pacific R. R. Reports, III, 1856, p. 103, pi. 2, 

 figs. 16, 17;— Geol. Survey Iowa, I, Pt. II, 1858, p. 637.— Marcou, Geol. North 

 America, 1858, p. 46, pi. 5, fig. 4; pi. 6, fig. 6. — Shuiuard, Trans. St. Louis 

 Acad. Sci., 1, 1858, p. 292. — Newberry, Ives's Rep. Colorado River of the West, 

 1861, p. 124.— Salter, Quart. Jour. Geol. Soc. London, XVII, 1861, p. 64, pi. 4, 

 fig. 1.— Davidson, Ibidem, XIX, 1863, p. 174, pi. 9, figs. 20, 21.— Meek, Pal. Cal- 

 ifornia, I, 1864, p. 11, pi. 2, fig. 4.— Winchell, Proc. Acad. Nat. Sci. Philadel- 

 phia, 1865, p. 115. — Geinitz, Carbon und Dyas in Nebraska, 1866, p. 51. — 

 Toula, Sitzb. der k. k. Akad. der Wissensch. zu Wien, IX, 1869, p. 9.— 

 Meek, Final Rep. U. S. Geol. Survey Nebraska, 1872, p. 160, \i\. 5, fig. 7.— 

 Derby, Bull. Cornell Univ., I, 1874, p. 47, pi. 4, fig. 8; pi. 6, fig. 18; pi. 7, 

 figs. .5-7, 15, 16. — White, Wheeler's Expl. and Survey west of the 100th Merid- 

 ian, IV, 1875, p. Ill, pi. 8, fig. 1.— Meek, King's U. S. Geol. Expl. 40th Pari., 



IV, 1877, p. 69, pi. 7, fig. 5.— Hall and Whitfield, Ibidem, 1867, p. 267, pi. .5, figs. 

 5, 6.— Dawson, Acadian Geol., 3d ed., 1878, p. 296. tig. 97.— Kthoridge, Quart. 

 Jour. Geol. Soc. London, XXXIV, 1878, p. 629.— Hall. Second Ann. Kcp. N. 

 Y. State Geol., 1883, pi. 49, figs. 11-13; pi. .50, figs. 19-23.— White. Thirteenth 

 Rep. State Geol. Indiana, 1884, p. 125, pi. 24, figs. 1-3.— Ilcrrick, Bull. Deni- 

 8on Univ., Ill, 1888, p. 31, pi. 1, fig. 26; pi. 3, fig. 24; pi. 7, fig. 11; pi. 10» 



