ty]»p: specimens of invertebrate fossils. 341 



41354. Kirkbya oblonga Jones and Kirkby. Plesiotype. 



41355. Chester (Miss.j. Grayson Springs, Kentucky; Cliester, 



Illinois. 



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

 iS, fijj^s. 4a, \)\ 5a, b. 



4 1 35 1. Kirkbya parallela Ulrich. Holotype. 



Onondaga ( Dev. ). Falls of the Ohio. 



I'lrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 192, pi. 

 15, figs. 2a, b. 



41700. Kirkbya semimuralis Ulrich. Cotypes. 



Onondaga ( I)cv. ). Falls of the Ohio. 



I'lrich, Journ. Cincinnati vSoc. Nat. Hist., XIII, 1S90, p. 193, pi. 

 15, fii;s. 3a, b; 4a-c. 



41352. Kirkbya subquadrata Ulrich. Holotype. 



Onondaga ( Dev. ). Falls of the Ohio. 



I'lrich, Journ. Cinciiniati Soc. Nat. Hist., XIII, 1S90, p. 192, pi. 

 15, fi.^s. la-c. 



41357. Kirkbya tricollina Jones and Kirkby. ' Plesiotype. 



Chester (Miss. ). Grayson Springs, Kentucky. 



Ulrich, Journ. Cincinnati vSoc. Nat. Hist., XIII, 1.S9H, p. 207, pi. 

 18, figs. 8a, b. 



41353. Kirkbya venosa Ulrich. Holotype. 



Che.ster (Miss.). Grayson Springs, Kentucky. 



Ulrich. Journ. Cincinnati vSoc. Nat. Hist., XIII, 1X90, ]>. 20S, pi. 

 iS. figs. 3a, b. 



45868. Kokenia costalis Ulrich and Scofield. Holotype. 



Trenton (Ord.j. Cannon Falls, Minnesota. 



Ulrich and vScofield, Geol. and Nat. Hi.st. Surv. ISIinn., l-'inal 

 Kept., Ill, l*t. II, 1897. p. 882, pi. 64, figs. 46-49. 



4 1 7 I 7 Krausella arcuata Ulrich. Cotypes. 



to Stones River (Ord.). High Bridge, Kentuck}-; Mineral 



41 719. Point, Wi.sconsin; Minneapolis, Minnesota. 



Ulrich, Geol. and Nat. Hi.st. vSurv. Minn., Final Rcpt., Ill, I'l. II, 

 1S94, p. 692, pi. 44, figs. 47-53- 



41727. Krausella inaequalis Ulrich. Holotype. 



vStoncs River (Ord.). Dixon, Illinois. 



Ulrich, Geol. and Nat. Hi.st. Surv. Minn., Final Re})t., Ill, Pt. 

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



37967. Kustarachne tenuipes vScudder. Holotype. 



Upper Coal Measures. Mazon Creek, Grinidy County, 

 Illinois. 



Scudder, INIeni. Boston Soc. Nat. Hist., I\', 1890, ]•>. 450, pi. 40, 

 fig. 7; F'oss. Insects N. America, 1890, p. 426, pi. ^^2, fig. 7. 



