TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 329 



38034. Ilyodes divisa Scudder. Holotype. 



Upper Coal Measures. Mazon Creek, Grundy County, 

 Illinois. 



Scudder, Mem. Boston Soc. Nat. Hist., IV, 1890, p. 422, pi. 38, 

 fig. 1; Foss. Insects N. America, I, 1890, p. 398, pi. 30, fig. 1. 



38035. Ilyodes elongata Scudder. Holotype. 



Upper Coal Measures. Mazon Creek, Grundy Count}^, 

 Illinois. 



Scudder, Mem. Boston Soc. Nat. Hist., IV, 1890, p. 423, pi. 38, 

 fig. 2; Foss. Insects N. America, I, 1S90, p. 399, pi. 30, fig. 2. 



25594. Indusia calculosa Scudder. Cotypes. 



Older Tertiary. Horse Creek, Wyoming. 



Scudder, Thirteenth Ann. Rept. U. S. Geol. Surv. Terr., 1890, 

 p. 194, "pi. 4, fig- 4- 



28950. Inoceramus acutiplicatus Stanton. Cotypes. 



28951. Colorado (Cret.). Yellowstone National Park. 



Stanton, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, p. 637.pl. 

 75, figs. 9, 10; pi. 76, fig. 1. 



12462. Inoceramus altus Meek. Holotype. 



Fort Pierre (Cret. ). Near Medicine Bow Station, Wyoming. 



Meek, Fourth Ann. Rept. U. S. Geol. Surv. Terr., 187 1, p. 302; 

 Rept. U. S. Geol. Surv. Terr., IX, 1876, -p. 43, pi. 14, figs, 

 i-ib. 



12285. Inoceramus altus Meek. Plesiotypes. 



Fort Benton (Cret. ). On Belle Fourche River, ten miles 

 west of Crow Peak, Black Hills, South Dakota. 



Whitfield, Rept. Geol. and Resources Black Hills Dakota, 1880, 

 p. 391, pi. 9, fig. 11. 



242. Inoceramus aviculoid[e]s Meek and Hayden. Holotype 



and paratypes. 

 Niobrara (Cret.). Little Blue River near Kansas-Nebraska 

 line. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila. , for i860, p. 181. 



= Inoceramus labiatus aviculoides. 



484. Inoceramus balchii Meek and Hayden. Holotype. 



Fort Pierre (Cret. ) . White River above Bad Lands, South 

 Dakota. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., for i860, p. 180. — 

 Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 56, pi. 15, 

 figs. la, ib. 



12286. Inoceramus barabini Morton. Plesiotypes. 



Fort Pierre (Cret.). Black Hills, South Dakota. 



Whitfield, Rept. Geol. and Resources Black Hills Dakota, 1880, 

 p. 398, pi. 7, fig. 7; pi. 9, fig. 8. 



