668 HULLETIN 53, UNITKD STATES NATIONAL MUSEUM. 



46022. Trochonema arctatum ITlrich. HolotN'pe. 



Trcutoii (Orel. ). Near Ikirgin, Kentucky. 



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

 1.S97, p. 1054, pi. 76, fitjs. 9, 10. 



46023. Trochonema beachi Whitfield ? Plesiotypes. 



46024. Stone.s River ( Ord. ). Minueapoli.s, Minne.sota; Janesville, 



46025. Wi.scon.sin; Dixon, Illinoi.s. 



Ulrich and vScofield, Geol. and Xat. Ili.st. Surv. Minn., ImiuiI Rept., 

 Ill, Pt. II, 1897, p. 1048, pi. 77, figs. 9-12. 



46076. Trochonema bellulum Ulrich. Holotype. 



vStones River (Ord. ). Murfree.sboro, Tenne.s.see. 



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



'■'^97. P- i"5". pl- 77. fi-^s. 26-29. 



46026. Trochonema beloitense Whitfield. Plesiotypes. 



46027. Stones River ( Ord. ) . Beloit and Mineral Point, Wisconsin. 



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

 Ill, Pt. II, 1897, p. 1048, pi. 78, figs. 1-9. 



46077. Trochonema eccentricum Ulrich. Holotype. 



vStones River (Ord.). Near lyebanon, Tennessee. 



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



1897, p. 1049, pi. 77, figs. 19-22. 



46028. Trochonema fragile Ulrich and Scofield. Cotypes. 



46029. Trenton (Ord.). Cannon Falls, Minnesota; Carroll Coimty, 



Illinois. 



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

 Ill, Pt. II, 1897, p. 1050, pi. 77, figs. 13-16. 



46030. Trochonema madisonense Ulrich. Holotype. 



Richmond (Ord. ). Madison, Indiana. 



TTlrich, Geol. and Nat. Hist. Surv. Minn., Final Rei)t., Ill, Pt. H, 

 1S97, p. 1051, 1)1. 77, figs. 23-25. 



46031. Trochonema niota (Hall). Ple.siotype. 



Stones River (Ord.). Beloit, Wiscon.sin. 



Ulrich and Scofield, Geol. and Nat. Hist. Surv. INIinn., P'inal Rept., 

 Ill, Pt. II, T897, pi. 76, figs. t6-i8. 



46032. Trochonema ( Eunema ) nitidum Ulrich. Holotype. 



Utica (Ord.). Covington, Kentucky. 



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

 1897, p. 1053, pi. 77, figs. 44, 45- 



46033. Trochonema (Eunema) obsoletum Ulrich. Holotype. 



Trenton (Ord.). Near Burgin, Kentucky. 



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

 1897, p. 1054, pi. 76, figs. 6-8. 



46034. Trochonema retrorsum Ulrich and Scofield. Holotype. 



Black River (Ord.). Goodhue County, Minnesota. 



Ulrich and vScofield, Geol. and Nat. Hist. Surv. Minn., P'inal Rept., 

 Ill, Pt. II, 1897, p. 105 1, pi. 77, figs. 35-38. 



