BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 1105 



RETIOLITES— Continued. 



Retiolites Geinitz, Amer. Jour. Sci. Arts, 2d ser., 14, 1S52, p. 129; Bull. Soc. Geol. 

 France, 2d ser., 9, 1852, p. 187; Zeits. d. d. geol. Gesell., 3, 1852, p. 389.— 

 Barrande, Neues Jahrb. f. Min., etc., 1852, p. 402. — Hall, Geol. Surv. Canada, 

 dec. 2, 1865, p. 113.— Nicholson, Quart. Jour. Geol. Soc. London, 24, 1868, 

 p. 529.— Carruthers, Geol. Mag., 5, 1868, p. 73, 132.— Hall, 20th Rep. New- 

 York State Cab. Hist., 1868, p. 218; rev. ed., p. 251.— Nicholson, Mon. British 

 Grapt,, 1872, p. 120.— Zittel, Handb. Pal., 1, 1879, p. 302.— Tullberg, Sveriges 

 Geol. Unders., Ser. C, No. 55, 1883, p. 40.— Spencer, Trans. Acad. Sci. St. 

 Louis, 4, 1884, p. 562, 566; Bull. Mus. Univ. State Missouri, 1, 1884, p. 16.— 

 Jaekel' Zeits. d. d. geol. Gesell., 41, 1889, p. 686.— Miller, N. A. Geol. Pal., 

 1889, p. 202.— Koken, Die Leitfossilien, Leipzig, 1896, p. 329— Wiman, Nat. 

 Sci., 9, 1896, p. 240.— Roemer and Freeh, Leth. geog., 1 Theil, Leth. Pal., 1, 

 3 Lief., 1897, p. 667.— Zittel-Eastman Textb. Pal., 1, 1900, p. 119.— Grabau 

 and Shimer, N. A. Index Fossils, 1, 1906, p. 34. — Ruedemann, Mem. New 

 York State Mus., 11, pt. 2, 1908, pp. 467, 469; Zittel-Eastman Textb. Pal., 2d 

 ed., 1913, p. 132. 



Retiolites ensiformis Hall. See Trigonograptus ensiformis. 



Retiolites geinitzianus venosus (Hall). 



Graptolithus venosus Hall, Pal. New York, 2, 1852, p. 40, pi. 17A, fig. 2a-c. 



Retiolites venosus Hall, 12th Rep. New York State Cab. Nat. Hist., 1859, p. 81 

 (gen. ref.); Pal. New York, 3, 1S59, p. 518; Geol. Surv. Canada, dec. 2, 1865 

 pp. 22, 47, 113, 114, pi. B, figs. 20-21; 20th Rep. New York State Cab. Nat 

 Hist., 1868, pi. 1, figs. 20, 21; rev. ed., 1870, p. 213, pi. 1, figs. 20, 21; p 

 224.— Nicholson, Mon. British Grapt., 1872, p. 42, fig. 12.— Roemer, Leth 

 geog., 1, Leth. Pal., Atlas, 1876, pi. 3, fig. 7.— Roemer and Freeh, ibid., 1 

 3 Lief., 1897, p. 669, fig. 221.— Elles and Wood, Mon. British Grapt,, Pal 

 Soc, 1903, p. xxxiii. — Grabau and Shimer, N. A. Index Fossils, 1, 1906, p 

 34, fig. 55a. 



Gladiolites venosus Gurley, Jour. Geol., 4, 1896, p. 79, 308. 



Retiolites geinitzianus var. venosus Ruedemann, Mem. New York State Mus., 11, 

 pt. 2, 1908, p. 469, pi. 29, figs. 7, 8; pi. 31, figs. 6-8, figs. 449-455. 



Not Retiolites venosus Spencer, Bull. Mus. Univ. State Missouri, 1, 1884, p. 16, pi. 

 1, fig. 2; Trans. Acad. Sci. St. Louis, 4, 1884, pp. 564, 566, pi. 1, fig. 2.— 

 Miller, N. A. Geol. Pal., 1889, p. 202, fig. 215. (Probably not a graptolite.) 



Clinton: Rochester, etc., New York; Arisaig, Nova Scotia. 



Retiolites (Gladiograptus) perlatus (Nicholson). 



Retiolites perlatus Nicholson, Quart. Jour. Geol. Soc, 24, 1868, p. 530, pi. 19 



figs. 21, 22. 

 Retiolites cfr. perlatus Tornquist, Acta Univ. Lund., 26, 1890, p. 11, fig. 26, pi. 2. 

 Retiolites (Gladiograptus) perlatus Elles and Wood, Mon. British Grapt., 8, 1911, 



p. 338, pi. 34, figs. lOa-f. 

 Silurian: Ireland and Scotland (Llandovery-Birkhill and Skelgill); Blaylock 



Mountain, Montgomery County, Arkansas (Blaylock) [Ulrich]. 



Retiolites venosus Hall. See Retiolites geinitzianus venosus. 



Retzia Billings. See Rhynchospira Hall. 



Retzia evax Hall. See Homceospira evax. 



Retzia Formosa Whitfield. See Rhynchospira praeformosa. 



Retzia (Trematospira) granulifera Meek. See Trematospira granulifwa. 



