204 DR. KNUD ANDERSEN ON BATS. [Apr. 7, 



meinertzhageni Thomas). The photograph (text-fig, 39) had been 

 taken by Mr. T. J. Morson, of Limoru, who had obtained the 

 pigs in the Limoru escarpment forest about 353 miles from 

 Mombasa, at an elevation of between seven and eight thousand 

 feet. 



The Secretary stated that he had been informed by the High 

 Commissioner for ISTew Zealand, that the Chamois presented by 

 the Emperor of Austria to New Zealand, and which had been 

 successfully taken to New Zealand by one of the Society's stafif 

 in the beginning of 1907, had been seen in the locality in which 

 they were liberated, one of the females being accompanied by_a 

 strong, healthy-looking kid. 



The following papers were read : — 



1. A Monograph of the Chiropteran Grenera Uroderma, 

 Encliisthenes, and AiHibeus. By Knud Andersen. 



[Received May 29, 1907.] 



(Text-figures 40-59.) 



Contents. 

 The dentition of Artibeus planirostris, p. 205. 



TJroderma, p. 2] 2. 

 77. hilobatum, p. 217. 

 77. tliomasi, p. 221. 

 JUndiisthenes, p. 221. 

 E. harti, p. 224. 

 Artihetis, p. 224. 

 A. concolor, p. 232. 

 A. planirostris, p. 234. 

 A. p. planirostris, p. 237. 

 A. p. trinitatis, p. 241. 

 A. jj. grenadensis, p. 241. 

 A. p. fallax, p. 242. 

 A. Jiirsutus, p. 245. 

 A. jamaicensis, p. 247. 

 A. j. parvipes, p. 261. 

 A. J. i/ucatanicus, p. 263. 

 A. J. Jamaicensis, p. 265. 

 A. J. cequatorialis, p. 270. 



Wing-indices, p. 310. 



Summary of characters of genera, species, and subspecies, p. 311. 

 General remarks ; — • 



(a) Artificial and natui'al arrangement of the species of Artibeus, 

 p. 314. 



(6) A. planirostris and its races, p. 316. 



(c) The races of A. jamaicensis, their distribution, and its bearing 

 on a past connection of the West Indies and Central America, 

 p. 317. 



The conclusions recorded in this paper are based on a study of 

 485 Bats (361 skulls) of the genera Uroderma, Encliisthenes, and 



A. j. Uturatus, p. 272. 

 A. j. palmarum, p. 278. 

 A. j. prceceps, p. 283. 

 A. glaucus, p. 285. 

 A. watsoni, p. 28S. 

 A. cineretis, p. 290. 

 A. c. cinereus, p. 292. 

 A. c. bogotensis, p. 293. 

 .4. rosenbergi, p. 293. 

 A. toUecus, p. 296. 

 A. t. toltecus, p. 297. 

 A. t. ravus, p. 300. 

 A. qiiadrivittatus, p. 302. 

 A. pJicsotis, p. 303. 

 A. aztecus, p. 306. 

 A. turpis, p. 307. 

 A. nanus, p. 308. 



