756 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Lophlostroma magnum Continued. 



Lophiostroma magnum Parks, ibid., 7, 1910, p. 29 (gen. ref.). 



Niagaran: Tehkummah and Assiginack, Manitoulin Island, Point Detour, Lake 



Huron. 

 Holotype Cat. No. 36941, U.S.N.M. 



Lophiostroma romingerl (Parks). 



Chalazodes romingeri Parks, Univ. Toronto Studies, Geol. Ser., 5, 1908, p. 41, 



pi. 14, fig/2. 



Lophiostroma romingeri Parks, ibid., 7, 1910, p. 29 (gen. ref.). 

 Niagaran: Drift at Ann Arbor, Michigan. 

 Holotype. Cat. No. 36813, U.S.N.M. 



Lophiostroma spindlcanduin (Parks). 



Chalazodes spindicandum Parks, Univ. Toronto Studies, Geol. Ser., 5, 1908, p. 



40, pi, 9, fig. 9; pi. 11, figs. 3, 4. 



Lophiostroma spindicandum Parks, ibid., 7, 1910, p. 29 (gen. ref.). 

 Niagaran (Louisville): Louisville, Kentucky. 

 Holotype. Cat. No. 36936, U.S.N.M. 



LOPHOSPIRA Whitfield. 



Genotypes: Murchisonia bicincta Hall and M. serrulata Salter. 



Murchisonia and Pleurotomaria of authors. 



Lophospira Whitfield, Amer. Mus. Nat. Hist., 1, 1886, p. 312. Donald, Quart. 

 Jour. Geol. Soc. London, 43, 1887, p. 618. Miller, N. A. Geol. Pal., 1889, p. 

 406. Koken, Neues Jahrb. f. Min., Geol., Pal., 6, Beilage-Band, 1889, pp. 373, 

 478. Donald, Quart. Jour. Geol. Soc. London, 51, 1895, p. 212. Koken, 

 Neues Jahr. f. Min., Geol., Pal., 1, 1898, pp. 17, 25. Ulrich and Scofield, 

 Geol. Minnesota, 3, pt. 2, 1897, pp. 951-960. Donald, Quart. Jour. Geol. Soc. 

 London, 58, 1902, p. 332. Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. 

 Indiana, 1908, p. 951. Grabau and Shimer, N. A. Index Fossils, 1, 1909, p. 

 631. Ball, Zittel-Eastman Textb. Pal., 2d ed., 1913, p. 525. 



Ruedemannia Foerste, Bull. Sci Lab. Denison Univ., 17, 1914, p. 312. (Geno- 

 type: Lophospira lirata Ulrich.) 



Lophospira abbreviata (Hall). 



Murchisonia uniangulata var. abbreviata Hall, Pal. New York, 1, 1847, p. 304, pi. 



83, figs. 2a-d. 

 Lophospira uniangulata var. abbreviata Whitfield and Hovey, Bull. Amer. Mus. 



Nat. Hist., 11, pt. 1, 1898, p. 52 (gen. ref.). 



Ruedemannia abbreviata Foerste, Bull. Sci. Lab. Denison Univ., 17, 1914, p. 311. 

 Cincinnatian (Pulaski): Turin and Rome, New York. 



Lophospira abnormls Ulrich. 



Lophospira abnormis Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 974, pi. 73, figs. 



36-40. 



Trenton (Upper): Covington, Kentucky. 

 CotypesC&t. No. 45885, U.S.N.M. 



Lophospira acuminata Ulrich and Scofield. 



Lophospira acuminata Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 973, 



pi. 73, fig. 8. Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, 



p. 966, pi. 40, fig. 15. Grabau and Shinier, N. A. Index Fossils, 1, 1909, p. 634, 



fig. 859d. 



Murchisonia acuminata Miller, N. A. Geol. Pal., 2d App., 1897, p. 768. 

 Richmond: Richmond, Indiana (Whitewater); Blanchester, Ohio; Spring Valley, 



Minnesota (Maquoketa). 

 Holotype Cat. No. 45886, U.S.N.M. 



