A CKNO WLED GMENTS. 2 1 3 



Knop, Dr. a. 



— Beitrag zur Kenntniss der in den Diamantfeldern von Jagerfontein (Siidafrika) 

 vorkommenden Mineralien und Gesteine. 16 pp., 111. — Aus dem Bericht liber die 

 XXII Versammlung des Oberrheinischen geologischen Vereins. 

 Knowlton, F. H., B.S. 



— Additions to the Flora of Washington' and Vicinity, from April i, 1884, to 

 April I, 1886. 27 pp. (106-132).— Proc. Biol. Soc, Wash., Vol. Ill, 1884-86. 



— Description of a Problematic Organism from the Devonian of the Falls of 

 the Ohio. 8 pp.. 111. (202-209).— Am. Jour. Sci., Vol. XXXVII, March, 1889. 



— Description of Fossil Woods and Lignites from Arkansas. 19 pp. (249-267), 

 3 pi., Chap. XXVI, An. Rep. Geol. Surv. Ark., 1889, Vol. II. 



— A Monograph on Stigmaria. 2 pp. — Bot. Gazette, Vol. XIII, No. 2, Feb. 

 1888. 



— The Fossil Flora of the Bozeman Coal Field. 2 pp. (153-154). — Proc. Biol. 

 Soc, Wash., Vol. VII, July, 1892. 



— List of Plants collected by Mr. Charles L. McKay at Nushagak, Alaska, in 188 1, 

 for the U. S. Nat. Museum. 12 pp. (213-224).— Proc. U. S. Nat. Mus., 1885. 



— The Fossil Wood and Lignites of the Potomac Formation. 8 pp. (99-106). — 

 Am. Geol., Vol. Ill, No. 2, Feb. 1889. 



— The Fossil Wood and Lignites of the Potomac Formation. 2 pp. (207-208), 

 March, 1889.— Proc. A. A. A. S., Vol. XXXVII. 

 (and Lesquereux, Leo.) 



— Description of Two Species of Palmoxylon — one new — from Louisiana. 

 3 pp. (89-91), I pi.— Proc. U. S. Nat. Mus., 1888. 



— New Species of Fossil Wood (Araucarioxylon Arizonicum) from Arizona and 

 New Mexico. 4 pp. (1-4), i pL— Proc. U. S. Nat. Mus., 1888. 



— Description of Two New Species of Fossil Coniferous Wood from Iowa and 

 Montana. 4 pp. (5-8), 2 pi.— Proc. U. S. Nat. Mus., 1888. 



— Directions for Collecting Recent Fossil Plants. 46 pp., 111. — Part B, Bull. 

 U. S. Nat. Nat. Mus., No. 39, 1891. 



— A Revision of the Genus Araucarioxylon of Kraus, with Compiled Descrip- 

 tions and Partial Synonomy of the Species. 17 pp. (601-617). — Proc. U. S. Nat. 

 Mus., Vol. XII, No. 784. 



— Fossil Wood and Lignite of the Potomac Formation. — Bull. U. S. G. S., No. 

 56. 72 pp., 7 pL, 1889. 



— List of Fossil Plants collected by I. C. Russell, at Black Creek, near Gads- 

 den, Ala., with descriptions of several new species. 5 pp. (83-87), i pi. — -Proc. 

 U. S. Nat. Mus., 1888. 

 KuNiscH, Hermann von. 



— Ueber eine Saurierplatte aus dem oberschlesischen Muschelkalke. 23 pp. 

 (671-693), 2 pi.— Zeitschr. d. Deutsch. geolog. Ges. Jahrg., 1888. 



— Labyrinthodonten-Reste des oberschlesischen Muschelkalkes. 10 pp. (377- 

 386), I pi. — Zeitschr. d. Deutsch. geolog. Ges., 1890. 



— Voltzia Krappitzeusis nov. spec, aus dem Muschelkalke Oberschlesiens. 

 5 pp.. 111. (894-898).— Zeitschr. d. Deutsch. geolog. Ges., 1886. 



— Die Meteoriten unter besonderer Beriicksichtigung der schlesischen. 8 pp., 

 January, 1883. 



— Dactylolepis Gogolinensis nov. spec. 8 pp. (587-594), i pi. — Zeitschr. d. 

 Deutsch. geolog. Ges., 1885. 

 KuNZ, George F. 



— The Gems of the National Museum. 8 pp. (823-830). — Pop. Soc. Month., 

 April, 1886. 



— Our Five New American Meteorites. 12 pp. (312-323), 111. — Am. Jour. Sci., 

 Vol. XL, Oct. 1890. 



— Mineralogical Notes on Fluorite, Opal, Amber and Diamond. 3 pp. (72-74).^ 

 Am. Jour. Sci., Vol. XXXVIII, July, 1889. 



— (i) Tysonite and Bastnasite ; (2) Meteoric Iron from Indian Valley Town- 

 ship, Virginia ; (3) Anatase ; (4) Sapphire. 3 pp. — Mineral. Mag., Vol. IX, 

 No. 44. 



