120 
AUG. F. FOERSTE 
Rothpletz : Botanisches Centralblatt, vol. 1-2, 1880, III. Gratis-Beilage, No. 1, 
p. 26, pL ii, figs. 2, 8, 10. 
Weiss: FI. Steinkohlen f. Breuss., Berlin, 1881, p. 7, pi. iv, fig. 29. 
Renault: Cours Bot. Foss., vol. 2, 1882, p. 17, pi. 1, fig. 8. 
Toule: Schrift. Ver. Verbr. Naturw. Kennt., vol. 28, 1888, p. 680, pi. iii, figs. 
13-14. 
Kidston: Records Geol. Surv. N. S. Wales, vol. 1, pt. 2, 1889, p. 115, pi. v, N. S. 
Wales: Goonoo Goonoo. — Lower Carboniferous(?) 
Feistmantel : Mem. Geol. Surv. N. S. Wales, Sydney. Palaeontographica, no. 3, 
1890, pi. 141, pi. xi, fig. 1. 
Zimmermann: Verb. Naturf. Ver. Brunn, vol. 30, 1892, Abb., p. 120. 
Potonie: Abb. k. preuss. Geol. Landesanstalt (N. F.') no. 21, 1896, p. 43, text 
fig. 43. 
Potonie: Naturw, Wochenschr., Berlin, vol. 13, 1898, p. 216, text fig. 7. 
Potonie: Lehrburch Pflanzenpalaeont., Berlin, 1898, p. 222, text fig. 216. 
Hofmann AND Ryba: Leitpfl. Palaeoz. Steinkohl., Prag, 1899, pi. 81, p. xv, figs. 2, 3. 
Potonie : In Engler and Prantl, Natural Pflanzenfam., Leipzig, 1 Teil, 4. Abth., 
1901, p. 725, text figs. 419-420. 
Potonie: Abb. k. preuss. Geol. Landesanstalt., (N. F.), no. 36, 1901, p. 113, 
text figs. 68-71. 
Prussian Saxony: Lautenthal, Grund — ^Culmgrauwacke. 
Kedston: Trans. Royal. Soc. Edinburg, vol. 40, 1903, p. 21, pi. ii, fig. 19. 
Fischer: In Potonie, Abb. Bescbr. Foss. Pfl. Pal. Mes. Form. pt. 3, no. 41, 1905, 
p. 6, text figs. 4, 7; no. 51, p. 2, text figs. 1-5. Saxony: Magdeburg. — 
(Culm) Lower Carboniferous. 
Gothan: Aus der Natur, Leipzig, vol. 1, 1906, p. 613, text fig. 6. 
Arber: Sci. Proc. Royal Dublin Soc., vol. 13 (N. S.), no. 12, 1912, p. 171, pi. x, 
fig. 1 : pi. xii, fig. 14. 
Ireland: Ballycastle Coalfield, County Antrim — Lower Carboniferous. 
Bureau Bass: Basse Loire, pt. 2, FI. Foss., Atlas, 1913, pi. Ivii, figs. 1-3: pi. 
Iviii, figs. 1-4A: pi. lix, figs. 3-4A; Text, 1914, p. 124. 
France: Tardiviere, Moused, Prejean, Basse Loire. — Upper Culm. 
Potonie: Lehrb. Pflanzenpal., 2nd ed., 1921 (?), p. 196, text fig. 168. 
PLATE IV 
Fig. A. Leveilleites hartnageli Foerste. Type, in same slab with Dictyonema 
scalariforme creditensis Foerste. Specimen belonging to Chris Andrew Hart- 
nagel. 
Fig. B. Dictyonema scalariforme creditensis Foerste. Type, magnified 1.7 
diameters. The lower part of the specimen presents the proximal side and the 
upper part the distal side of the same infundibuliform rhabdosome. 
Fig. 25. Leveilleites hartnageli Foerste. Both obverse and reverse of the speci- 
men are present. Enlarged views occur on plate IX. 
Fig. 26. Leveilleites hartnageli Reverse of specimen 5. Enlargements 
of specimens 26 and 5 occur on plates VII and X. 
All specimens on this plate are from the base of the Manitoulin dolomite 
member of the Medinan, in the quarry west of Credit Forks railroad station, in 
Ontario. 
