102 Report of the President 



DEPARTMENT OF GEOLOGY AND INVERTEBRATE PALEONTOLOGY 



Anna I. Jonas. "Pre-Cambrian and Triassic Diabase in Eastern Penn- 

 sylvania." Bull. XXXVII, pp. 173-181 and map. 



DEPARTMENT OF INVERTEBRATE ZOOLOGY 



John A. Grossbeck (edited by Frank E. Watson). "Insects of Florida. 



IV. Lepidoptera." Bull. XXXVII, pp. 1-147. 

 H. E. Ewing. "New Acarina. Part II.— Descriptions of New Species 



and Varieties from Iowa, Missouri, Illinois, Indiana, and Ohio." 



Bull. XXXVII, pp. 149-172, pis. i-iv. 

 Charles W. Leng and Andrew J. Mutchler. "Supplement to Prelimi- 

 nary List of the Coleoptera of the West Indies." Bull. XXXVII, 



pp. 191-220. 

 Charles H. T. Townsend. "Second Paper on Brazilian Muscoidea 



Collected by Herbert H. Smith." Bull. XXXVII, pp. 221-233. 

 Henry L. Viereck. "New Species of Bees of the Genus Andrena, from 



Equatorial Africa, in the American Museum of Natural History." 



Bull. XXXVII, pp. 235-239. 

 Henry L. Viereck. "Contributions to our Knowledge of the Bee Genus 



Perdita Smith." Bull. XXXVII, pp. 241-242. 

 Wm. T. M. Forbes. "Notes on West Indian Syntomidse and Arctiidae 



(Lepidoptera)." Bull. XXXVII, pp. 339-345, 5 text figs. 

 Adolph Elwyn. "Effect of Humidity on Pupal Duration and on Pupal 



Mortality of Drosophila ampelophila Loew." Bull. XXXVII, pp 



347-353, 1 text fig. 

 James A. G. Rehn and Morgan Hebard. "Studies in West Indian Ear- 

 wigs (Dermaptera)." Bull. XXXVII, pp. 635-651, pis. lxii, Ixiii. 

 G. A. MacCallum. "A New Species of Trematode (Cladorchis gigas) 



parasitic in Elephants." Bull. XXXVII, pp. 865-871, pis. cviii-cx, 



1 text fig. 



DEPARTMENT OF ICHTHYOLOGY AND HERPETOLOGY 



Emmet R. Dunn. "Reptile and Amphibian Collections from the North 

 Carolina Mountains, with especial reference to Salamanders." 

 Bull. XXXVII, pp. 593-634, pis. lvii-lxi, and 7. text figs. 



John Treadwell Nichols and Ludlow Griscom. "Fresh-water Fishes of 

 the Congo Basin obtained by the American Museum Congo Expe- 

 dition, 1909-1915." With Field Notes by the Collectors, Herbert 

 Lang and James P. Chapin. Bull. XXXVII, pp. 653-756, pis. lxiv- 

 lxxxiii (4 colored), 31 text figs., 3 maps. 



Charles R. Eastman. "Dentition of Hydrocyon and its supposed Fossil 

 Allies." Bull. XXXVII, pp. 757-760, pis. lxxxiv-lxxxvii, 3 text figs. 



L. Hussakof. "Fossil Fishes collected by the American Museum Congo 

 Expedition." Bull. XXXVII, pp. 761-767, pi. lxxxviii, 7 text figs. 



