1911.] Petrunkevitch, Index Catalogue of American Spiders. 19 



149. CocKERELL, T. D. A. The Entomology of the Mid Alpine zone of Custer 



County, Colorado. Trans. Amo . Entom. Sac., Vol. XX, 1890, pp. 30.5-370. 



150. • Xj'sticus versus Pterostichus. Entom. Monthly Mag., 1890, p. 191. 



151. A New Jamaica Spider. Journal Instil. Jamaica, Vol. I, 1893, p. 221. 



152. Additions to the Fauna and Flora of Jamaica. Ibid., Vol. 1, 1893, 



p. 260. 



153. A New Attid Spider from Jamaica. Canad. Entomol., Vol. XXVI, 



1894, p. 343. 



154. The Hunting Spider of the vine. Entomologist, Vol. XXVII, 1S94, 



pp. 207-208. 



155. — A new Attid Spider. Canad. Entomol, Vol. XXIX, 1897, p. 223. 



156. CoMSTocK, J. H. A classification of North American Spiders. New York, 



1903. 



157. CooLiDGE, K. R. The Araneina of Santa Clara County, California. Canad. 



Entomol., Vol. XXXIX, 1907, pp. 374-376. 



157a. A New Thomisid. Entom. Xews Philadelphia, 1909, \o\. XX, 



pp. 243, 244. 



158. Cragin, F. W. First Contribution to the knowledge of the Arachnida of 



Kansas. Bull. Washburn College, Vol. I, 1885, pp. 145-146. 



159. Crosby, C. R. The spiders of the Rochport Cave, Mo. Canad. Entomol., 



Vol. XXXVII, 1905, pp. 367-369. 



160. A catalogue of the Erigonese of North America with notes and de- 

 scriptions of new species. Proc. Acad. Philadelphia, 1905, pp. 301-343, 

 pi. xxviii-xxix. 



161. Two new species of TheridiidiE. Canad. Entomol., Vol. XXXVIII, 



1906, pp. 308-310. 



162. Curtis, J. L. A new jumping Spider. Zoe, Vol. Ill, 1893, pp. 332-337. 



163. Theridium inconstans — A new spider. Entom,ol. Neivs Philadelphia, 



Vol. VIII, 1897, pp. 91-94. 



164. Dahi., Fribdrich. Ueber den Werth des Cribellums und Calamistrums fiir 



das System der Spinnen und eine Uebersicht der Zoropsiden. Sitz-Ber. 

 Gesell. naturj. Frcunde Berlin, 1901, pp. 177-199, fig. 1-6. 



165. • Nachtrag zur Uebersicht der Zoropsiden. Ibid., 1901, pp. 245-255. 



166. Ueber abgebrochene Copulation.sorgane, etc ■• • mit einer Ueber- 

 sicht der Latrodectus-Arten. Ibid., 1902, pp. 36-45, fig. 1-3. 



167. Das System der Araneen. Zool. Ameiger, Vol. XXIX, 1905, pp. 



614-619. 



168. Synsema marlothi, eine neue Laterigraden-Art und ihre Stellung 



im System. Mitteil. Zool. Museum Berlin, Vol. Ill, 1907, pp. 371-395. 



