LIST OF PUBLICATIONS. 
BOONE, Peart L. A new Chinese Iso- 
pod, Ichthyoxenus geei. 
Proc. U. 8. Nat. Mus., 
vol. 57, no. 2319, July 
27, 1920, pp. 497- 
502, pls. 40, 41. 
A new genus and species of 
TIsopod from Chile. 
Rev. Ohilena Hist. Nat., 
anno. 24, no. 2, Mar.-— 
Aug. 1920, pp. 25-31, 
pl. 2, 2 figs. 
The Isopoda of the Canadian 
Arctie and adjoining regions. 
Rept. Canadian Arctic 
Expedition, 1913-18, 
vol. 7, crustacea, pt. 
D, Isopoda, Noy. 10, 
1920, pp. 1D—40D. 
Report on the Tanaidacea and 
Isopoda collected by the Barbados- 
Antigua Expedition from the Uni- 
versity of Iowa in 1918. 
Univ. Iowa Studies ; 
Studies in Nat. Hist., 
vol. 9, no. 5, Mar. 15, 
1921, pp. 91-98, pl. 1. 
BOULENGER, G. A. A monograph of 
the American frogs of the genus 
Rana. 
Proc. Amer, Acad, Arts 
and Sci., vol. 55, no. 
9, Aug., 1920, pp. 
413-480. 
BOVING, ApAm G. and A. B. CHAM- 
PLAIN. Larvae of North American 
beetles of the family Claeridae. 
Proc. U. 8. Nat. Mus., 
vol, (S75 nos 12323) 
Aug. 21, 1920, pp. 
575-649, pls. 42-53. 
BRITTON, N. L. and J. N. ROSE. 
The Cactaceae: Descriptions and 
illustrations of plants of the cactus 
family. 2. 
Carnegie Institution of 
Washington, pub. no. 
248, vol. 2, Sept. 9, 
1920, pp. i-viii, 1- 
239, pls. 1-40, text 
figs. 1-305. 
Necabbottia, a new cactus 
genus from Hispaniola, 
Smithsonian Mise. Colls., 
vol. 72, no. 9, June 
15, 1921, pp. 1-6, 
plates 1-4, text figs. 
ne 
BUSCK, Avucust. A new Gracilaria 
injurious to Avocado (Lepid.). 
Can. Ent., vol. 52, no. 
10, Oct., 1920. 
201 
CANU, FERDINAND, and Ray 8. BASS- 
LER. Fossil Bryozoa from the West 
Indies. 
Carnegie Institution of 
‘ Washington, pub. no. 
291, 1919, pp. 73— 
102, pls. 1-7. 
North American Early Terti- 
ary Bryozoa. 
Bull. U. S. Nat. Mus., 
no. 106, June 30, 
1920, pp. i-xx, 1-879, 
text figs. 1-279. 
Plates 1-162, July 26, 
1920. 
CASANOWICZ, I. M. Descriptive 
catalogue of the collection of Bud- 
dhist art in the United States Na- 
tional Museum. 
Proc. U. 8S. Nat. Mus., 
vol. "59M no. * 235 
June 18, 1921, pp. 
291-347, pls. 44-92. 
CAUDELL, A. N. Cockroaches. 
Chapter 26 of Sanitary 
Entomology by W. D. 
Pierce, pp. 374-882, 
figs. 71-73, 1921. 
Some new Orthoptera from 
Mokanshan, China. 
Proc. Ent. Soc. Wash- 
ington, vol. 23, no. 2, 
Feb. 1921, pp. 27-35, 
figs, «1, 2. 
Hippiscus olancha Caudell, an 
apparently undescribed grasshopper 
from California. 
Ent. News, vol. 32, no. 
5, May, 1921, pp. 
149-151. 
CHAMBERLAIN, RatepH V. The 
Annelida Polychaeta. Reports on 
an exploration off the west coasts of 
Mexico, Central and South America, 
and off the Galapagos Islands, in 
charge of Alexander Agassiz, by the 
U. S. Fish Commission steamer Al- 
batross, during 1891, Lieut. Com- 
mander Z. L. Tanner, U. 8S. Navy, 
commanding, XXXVIII. Reports on 
the scientific results of the expedi- 
tion to the tropical Pacific, in charge 
of Alexander Agassiz, by the U. S. 
Fish Commission steamer Albatross, 
from August, 1899, to March, 1900, 
Commander Jefferson F. Moser, U.S. 
Navy, commanding, XX. Reports on 
the scientific results of the expedi- 
tion to the eastern tropical Pacific, 
