TYPE SPECIMEN'S OF INVERTEBRATE FOSSILS. 341 



41354. Kirkbya oblonga Jones and Kirkby. Plesiotype. 



41355. Chester (Miss.). Grayson Springs, Kentucky; Chester, 



Illinois. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 206, pi. 

 iS, figs. 4a, b; 5a, b. 



41351. Kirkbya parallela Ulrich. Holotype. 



Onondaga (Dev. ). Falls of the Ohio. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 192, pi. 

 15, figs. 2a, b. 



41700. Kirkbya semimuralis Ulrich. Cot3^pes. 



Onondaga (Dev.). Falls of the Ohio. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 193, pi. 

 15, figs. 3a, b; 4a-c. 



41352. Kirkbya subquadrata Ulrich. Holotype. 



Onondaga (Dev.). Falls of the Ohio. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 192, pi. 

 15, figs. ia-c. 



41357. Kirkbya tricollina Jones and Kirkby. Plesiotype. 



Chester (Miss. ). Grayson Springs, Kentucky. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 207, pi. 

 iS, figs. 8a, b. 



41353. Kirkbya venosa Ulrich. Holotype. 



Chester (Miss.). Grayson Springs, Kentucky. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 208, pi. 

 18, figs. 3a, b. 



45868. Kokenia costalis Ulrich and Scofield. Holotype. 



Trenton (Ord.). Cannon Falls, Minnesota. 



Ulrich and Scofield, Geol. and Nat. Hist. Surv. Minn., Final 

 Rept., Ill, Pt. II, 1897, p. 882, pi. 64, figs. 46-49. 



41 7 17 Krausella arcuata Ulrich. Cotypes. 



to Stones River (Ord.). High Bridge, Kentucky; Mineral 



41719. Point, Wisconsin; Minneapolis, Minnesota. 



Ulrich, Geol. and Nat. Hist. Surv. Minn., Final Rept., Ill, Pt. II, 

 1894, p. 692, pi. 44, figs. 47-53- 



41727. Krausella inaequalis Ulrich. Holotype. 



Stones River (Ord.). Dixon, Illinois. 



Ulrich, Geol. and Nat. Hist. Surv. Minn., Final Rept., Ill, Pt. 

 II, 1894, p. 692, pi. 44, figs. 44-46. 



37967. Kustarachne tenuipes Scudder. Holotype. 



Upper Coal Measures. Mazou Creek, Grundy County, 

 Illinois. 



Scudder, Mem. Boston Soc. Nat. Hist., IV, 1S90, p. 450, pi. 40, 

 fig. 7; Foss. Insects N. America, 1890, p. 426, pi. 32, fig. 7. 



