BIBLIOGRAPHIC LIST OF GENFRA AND SPECIES. 639 



Homotrypa minnesotensis montifera Ulrich. 



Homotrypa minnesotensis var. montifera Ulrich, Geol. Minnesota, 3, 1893, p. 236, 



pi. 19, fig. 3a. 

 Black River (Decorah): St. Paul, Minnesota. 

 Holotype—Csit. No. 43573, U.S.N.M. 



Homotrypa nicklesi Bassler. 



Homotrypa nicklesi Bassler, Proc. U. S. Nat. Mus., 2G, 1903, p. 5SG, pi. 22, figs. 



4-7.— Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 847, 



pi. IS, figs. 6, 6a; pi. 30, fig. 4. 

 Richmond: Ray wick, Kentucky. 

 Cotypes.—Cat. No. 34328, U.S.N.M. 



Homotrypa nitida Bassler. See Homotrypa ramulosa. 



Homotrypa nodulosa Bassler. 



Homotrypa nodulosa Bassler, Proc. U. S. Nat. Mus., 26, 1903, p. 582, pi. 23, figs. 



5-11; pi. 25, fig. 15. 

 Richmond: Hanover, Ohio (Waynesville) ; Richmond, Indiana (Whitewater). 

 Cotypcs.— Cat. No. 41753, U.S.N.M. 



Homotrypa obliqua ULrich. 



Homotrypa obliqua Ulrich, Jour. Cincinnati Soc. Nat. Hist., 5, 1882, p. 243, 



pi. 10, figs. 6, 6b.— Miller, N. A. Geol. Pal., 1889, fig. 489 (p. 310).— J. F. 



James, Jour. Cincinnati Soc. Nat. Hist., 18, 1896, p. 124. — Bassler, Proc. U. S. 



Nat. Mus., 26, 1903, p. 575, pi. 23, figs. 12-14.— Grabau and Shimer, N. A. 



Index Fossils, 1, 1907, p. 129.— Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. 



Indiana, 1908, p. 848, pi. 19, figs. 1-lb; pi. 30, fig. 6. 

 Maysville (Fairmoimt-Corryville) : Cincinnati, Ohio, and vicinity. 

 Eolotype and plesioty pes. —Cat. Nos. 43671, 41736, U.S.N.M. 



Homotrypa pulchra Bassler. 



Homotrypa pulchra Bassler, Proc. U. S. Nat. Mus., 26, 1903, p. 577, pi. 20, figs. 



11-14. 

 Maysville (Mount Auburn) : Cincinnati, Lebanon, etc., Ohio. 

 Cotypes.— Cat. No. 41747, U.S.N.M. 



Homotrypa ramulosa Bassler. 



Homotrypa ramulosa Bassler, Proc. U. S. Nat. Mus., 26, 1903, p. 585, pi. 25, figs. 



1-4.— Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 849, 



pi. 19, figs. 2-2b; pi. 30, fig. 8. 

 Homotrypa constellariformis Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. 



Indiana, 1908, p. 839, pi. 17, figs. 2-2b. 

 Homotrypa nitida Bassler, Proc. U. S. Nat. Mus., 26, 1903, p. 586, pi. 20, fig. 15; 



pi. 25, figs. 5-8. — Cumings, 32d Ann. Rep. Dep. Geol. and Nat. Res. Indiana, 



1908, p. 848, pi. 18, figs. 5, 5a; pi. 30, figs. 5, 5a. 

 Richmond CWTiitewater) : Versailles, Weisburg Station, Osgood, etc., Indiana. 

 Cotypes.— Cat. Nos. 41771, 41760, U.S.N.M. 



Observation. — H. nitida, H. ramulosa, and H. constellariformis have been 

 found to represent the same species, the first being based on the immature 

 branches, the second on the main portions of the zoaria, and the third on the best 

 developed parts. 



Homotrypa rlchmondensls Bassler. 



Homotrypa richmondeusis Bassler, Proc. U. S. Nat. Mus., 26, 1903, p. 582, pi. 24, 

 figs. 1-4. 



