628 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Holopea incerta Foerste. 



Holopea incerta Foerste, Jour. Cincinnati Soc. Nat. Hist., 21, 1914, p. 139, pi. 1, 



fig. 4. 

 Trenton (Upper): Near Rogers Gap, Kentucky. 



Holopea insignis Ulrich and Scofield. 



Holopea insignis Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 1065, pi. 79, 



figs. 1-5. 

 Black River: Minneapolis, Cannon Falls, and Faribault, Minnesota (Platteville) ; 



Lincoln County, Missouri (Auburn). 

 Cotypes.Cat. Nos* 45840, 45841, U.S.N.M. 



Holopea lavlnia Billings. 



Holopea Lavinia Billings, Pal. Fossils, 1, Geol. Surv. Canada, 1865, p. 28 



(adv. sheets 1862). 

 Trenton: Township of Admaston, Canada. 



Holopea leiosoma Billings. 



Holopea leiosoma Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 187, fig. 1( 

 OzarHan ? (Levis erratic): Point Levis, Quebec. 



Holopea magniventra Whitfield. 



Holopea magniventra Whitfield, Ann. Rep. for 1877, Wisconsin Geol. Surv., 18' 



p. 83; Geol. Wisconsin, 4, 1882, p. 316, pi. 24, figs. 2, 3. 

 Magadan (Guelph): Carlton, Wisconsin. 



Holopea mediocris (Billings). 



Cyclonema mediocris Billings, Cat. Sil. Foss. Anticosti, Geol. Surv. Canada, 1866, 



p. 56. 

 Anticostian (Jupiter River): Four miles west of Southwest Point, Anticosti. 



HOLOPEA MICROCLATHRATA Hudson. See Gyronema microclathratum. 



Holopea minuta Savage. 



Holopea minuta Savage, Bull. Geol. Surv., Illinois, 23, 1913, p. 102, pi. 5, fig. 30. 

 Upper Medinan (Edgewood): Near Edgewood, Missouri. 



HOLOPEA NANA Meek. See Cyclora minuta. 



Holopea nashvillensis Ulrich. 



Holopea nashvillensis Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 1068. 

 Trenton (Catheys): Nashville, Tennessee. 

 Holotype.Cat. No. 45842, U.S.N.M. 



Holopea nereis Billings. 



Holopea Nereis Billings, Pal. Fossils, 1, Geol. Surv. Canada, 1865, p. 27 (adv. 



sheets 1862). 

 Black River (Leray): Pauquettes Rapids, Ottawa River, near L'Original, Ottawa, 



and Island of Montreal, Canada. 



Holopea niagarensis Winchell and Marcy. 



Holopea niagarensis Winchell and Marcy, Mem. Boston, Soc. Nat. Hist., 1, 1865, 



p. 99, pi. 2, fig. 17. 

 Niagaran (Racine): Chicago, Illinois. 



HOLOPEA OBESA Whitfield. See Sinuopea obesa. 



Holopea obliqua Hall. 



Holopea obliqua Hall, Pal. New York, 1, 1847, p. 170, pi. 37, figs. 2a-d. Lesley, 

 Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 283, fig. 



