1775 



Ruzskil (M. D.) & Ghordyaghm (A. Y.) Nye- 

 kotoruiya , dannuiya o faunye Murav'ev vostochnoi 

 Rossil. Etudes sur les Fourmis de la Russie orientale. 

 pp. 33. See KAZAN. OBSHCHESTVO ESTESTVOISPUITA- 

 TELEI, &c. Trudui, &c. Tom. xxvii, vuip. 2. 8. 1894. 



RYABiNIN (A.) Dva Pleziozavra Iz Yurui i Myela 

 Evropeiskoi Rossil. Zwei Plesiosaurier aus den Jiira- 

 tind Kreideablagerungen Russlands. pp. [iv,] 49 : 6 pis., 

 text illust. See RUSSIA. COMITE GEOLOGIQUE. Trudui, 

 &c. Nouv. Ser., Livr. 43. 4. 1909. 



RYAN (E.) [1849-1905] k Hagen (I.) lagttagelser 

 over Mosernes udbredelse i den sydvestlige del af 

 Smalenenes amt. pp. 168. See DRONTHEIM. KONGE- 



LIGT NORSKE VIDENSKABERS SELSKAB. Det . . . Skl'ifter, 



&c. 1896, no. 1. 8. 1896 (1897). 



BYBA (FRANZ) [1867-] Ueber ein neues Megaphytum 

 aus dem Miroschauer Steinkohlenbecken. pp. 6 : 4 pis. 

 See PRAGUE. KOENIGLICH-BOEHMISCHE GESELLSCHAFT 

 DER WISSENSCHAFTEN. Sitzungsberichte, &c. 1899, 

 no. 10. 8. 1900. 



Ryba (F.) Zur Verbreitung der Kreideformation auf 

 dem Blatte " Caslau und Chrudim." pp. 5. See PRAGUE. 



KOENIGLICH-BOEHMISCHE GESELLSCHAFT DER WISSEN- 

 SCHAFTEN. Sitzungsberichte, &c. 1902, no. 33. 8. 1903. 



Ryba (F.) ife Hofmami (A.) Leitpflanzen der palaeo- 

 zoischen Steinkohlenablagerungen in Mittel-Europa. 

 See HOFMANN (A.) & RYBA (F.) 8. 1899. 



RYBKA ( Jos. ) Morfologie a system rodu Limno- 

 drilus, Clap. [Morphology and system of the genus 

 Limnodrilus, Clap. ] pp. 24 : 1 pi. See PRAGUE. 



KOENIGLICH-BOEHMISCHE GESELLSCHAFT DER WISSEN- 

 SCHAFTEN. Sitzungsberichte, &c. 1898, no. 18. 8. 1899. 



RYBNIK. - Schlesischer Botanischer Tausch- 

 Verein. 



General - Doubletten - Verzeichnis [by E. Kugler], &c. 

 Tauschjahr xxi & xxn. fol. Rybnik, 1883-84. 



RYCKHOLT (P. DE ) Baron. Melanges Paleonto- 

 logiques. Pt. 1. pp. 176 : 10 pis. (col.) SVf BRUSSELS. 



ACADEMIE ROYALE DBS SCIENCES, &C. MemoirCS 



couronnes, &c. Tom. xxiv. 4. 1852. 



A copy of this work was received by the Geological Society of London 

 from the author before 31 Oct., 1851. 



Pt. 2. pp. 205 : pis. xi-xx. 4. [Brussels 1 1854 ?] 



The introductory portion is dated (p. 22) " Gand, decembre 1853." 



Ryckholt (P. DE) Baron. Notice sur les genres : Nauti- 

 lus, Breyn, Vestinautilus, Asymptoceras, Goya, de Ryck- 

 holt, et Terebrirostra, d'Orbigny, pp. 10: 1 pi. 



8. Bruxelles, 1852. 



RYDBECK (ERicus OL.) [Pandora Insectorum, quam, 

 sub praesidio . . . C. Linnaei, proposuit E. O. Rydbeck, 

 &c. 4. (1758.)] 



Wanting. 



[Another edition.] See LINN.US (C.) [Theses & 



Orations.] C. Linnaei . . . Amoenitates Academicae, &c. 

 Vol. v, no. 89. 8. 1760. 



- Editio secunda, &c. 8. 1788. 



RYDBERG ( FRANCISCUS FREDERIC us ) Dissertatio 

 chemica analysin Gadolinitarum Ytterbyensium exhi- 

 bens, cujus partem secundam ... p. p. N. J. Berlin et 

 F. F. Rydberg, &c. See BERLIN (N. J.) 4. 1834. 



RYDBERG (PER AXEL) [I860-] A Monograph of 

 the North American Potentillete. pp. 223 : 112 pis. 

 See NEW YORK, City of. Columbia College. Memoirs, 

 &c. Vol. n. 4. 1898. 



Rydberg ( P. A.) Catalogue of the Flora of Montana and 

 the Yellowstone National Park. pp. xi, 492. See NEW 

 YORK, City of. Neiv York Botanical Garden. Me- 

 moirs, &c. Vol. i. 8. 1900. 



A "Supplement to the Flora of Montana" was issued in 1905 by J. W. 

 Blankinship [q.v,]. 



Rydberg (P. A.) Penthoraceae, Parnassiacese. See. NEW 

 YORK, City of. New York Botanical Garden. North 

 American Flora. Vol. xxn, pt. 1. 8. 1905. 



Rydberg (P. A.) Scandinavians who have contributed 



to the knowledge of the Flora of North America, &c. 



4. [Rock Island, III., 1907.] 



Augustana Library Publications No. 6. pp. 1-1,9. 



This memoir was prepared for the celebration, at Augustana College, of 



the 200th anniversary of the birth of Linnaeus. 



Rydberg (P. A.) Rosaceae (pars). See NEW YORK, City 

 of. New York Botanical Garden. North American 

 Flora. Vol. xxn, pt. 3 & 4. 8. 1908. 



Rydberg (P, A.) Sparganiaceae, Elodeaceae, Hydro- 

 charitaceae. See NEW YORK, City of. New York 

 Botanical Garden. North American Flora. Vol. xvn, 

 pt. 1. 8. 1909. 



Rydberg (P. A. ) Balsaminaceae, Limnanthaceae. 

 See NEW YORK, City of. New York Botanical Gar- 

 den. North American Flora. Vol. xxv, pt. 2. 8. 1910. 



Rydberg (P. A.) & Shear (C. L.) A Report upon the 

 Grasses and Forage Plants of the Rocky Mountain 

 Region, pp. 48 : text illust. See UNITED STATES. 

 Department of Agriculture. Agrostology Division. 

 Bulletin No. 5. 8. 1897. 



Rydberg (P. A.) & Small (J. K.) Saxifragaceae. 

 Hydrangeaceaa. See NEW YORK, City of. New York 

 Botanical Garden. North American Flora. Vol. xxn, 

 pt. 2. 8. 1905. 



Rydberg (P. A.) & Vail (A. M.) Miss. Zygophyllaceae. 

 See NEW YORK, City of. New York Botanical Garden. 

 North American Flora. Vol. xxv, pt. 2. 8. 1910. 



RYDER (.JOHN ADAM) [1852-1895] A Contribution 

 to the life -history of the Oyster ( Ostrea virginica, 

 Gmelin, and 0. edulis, Linn.). See UNITED STATES. 

 Commission of Fish and Fisheries. The Fisheries and 

 Fishery Industries of the United States. Sect. i. 



8. 1884. 



Ryder (J. A.) A Sketch of the life -history of the 

 Oyster. See UNITED STATES. Geological Survey. 

 Annual Report, &c. No. 4. A Review of the fossil 

 Ostreidae of North America ... By C. A. White. Ap- 

 pendix ii. 8. 1884. 



RYDIN (JoNAs) Museum naturalium Academiae Up- 

 saliensis, cujus Appendic. x . . . committit J. Rydin, &c. 

 See THUNBERG (C. P.) 8. 1806. 



RYDING (FREDERICUS CHRIST.) Hygrophori Sueciae, 

 quorum descriptiones ... p. p. F. C. Ryding . . . Pars 

 posterior. See FRIES (E. M.) 8. 1851. 



Also issued as part of Fries' ' Monogruphin Hymenoniycetum Sueciw,' <tc. 

 [.] 



RYE (EDWARD CALDWELL) [1832-1885] See ENTOMO- 

 LOGIST'S MONTHLY MAGAZINE, THE : conducted by ... 

 E. C. Rye, &c. Vol. i-xx. 8. 1864-84. 



Rye (E. C.) British Beetles : an introduction to the 

 study of our indigenous Coleoptera. pp. xv, 280 : 

 16 pis. col., text illust. 8. London, 1866. 



Second edition, revised and in part rewritten by 

 the Rev. Canon Fowler, pp. xii, 288 : 16 pis. col., text 

 illust. 8. London, 1890. 



223 



