200 



KEPOET OF XATIOXAL MUSEUM, 1920. 



COCKERELL, T. D. A. The black 



Hnlicline bees f>f the Philippine 



Islands. 



• Philippine Journ. fid., 

 vol. 15, no. 3, Sept., 

 1919, pp. 269-281. 



— — — A parasite of Dermestid 



beetles in entomological collections. 



Can. Ent., vol. 52, no. 2, 

 Feb., 1920, p. 34. 



A new leaf-cutting bee from 



the Hawaiian Islands. 



Can. Ent., vol. 52, no. 5, 

 May 25, 1920, pp. 119, 

 120. 



Eocene insects fi-oni the Rocky 



Monntains. 



Proc. V. »S'. Xat. Mus., 

 vol. 57, no. 2318, June 

 15, 1920, pp. 233-200, 

 pis. 32-36. 



OOKER, Robert E. Habits and eco- 

 nomic relations of the guano birds of 

 Peru. 



Proc. U. S. Nat. Mus., 

 vol. 56, no. 2298, Sept. 

 11, 1919, pp. 449-511, 

 pis. 58-69, 



COTvE, Fkank R. A new genus in the 



Dipterous family Cyrtidae from 



South America. 



Ent. News, vol. 30, no. 

 10, Dec, 1919, pp. 

 271-274, pi. 11. 



CORY, Chabi.es B. a review of Reich- 



enbach's genera Siptornis and Cra- 



nioleuca, with descriptions of new 



allied genera and a subgenus. 



Proc. Biol. Soc. ^yashing• 

 ton, vol. 32, Sept. 30, 

 1919, pp. 149-159. 



Descriptions of three new 



South American birds, 



.4J/7,-, vol. 36, no. 4, Oct., 

 1919, pp. 540, 541. 



• The relationships and geo- 



graphical distribution of the species 

 anif races belonging to the genus 

 Rhynchocyclus. 



Proc. Biol. Soc. ^\'usJlinch 

 ton, vol. 32, Dec. 31, 

 1919, pp. 217-223. 



— Descriptions of a new species 



and subspecies of Tyrannidae. 



Atik, vol. 37, no. 1, .Tun., 

 1920, pp. 108, 109. 



COVILLE, Frederick V. The Ihrejtt- 

 cned extinction of the box liu(l<lc- 

 berry, Gaylussacia brach.ycera. 



ftcience, n. s., vol. .".o. no. 

 1280, .Tuiy 11, irno, 



pp. 30-34. 



CRAIGHEAD, F. C. Biology of sonir 

 Coleoptera of the families Colydiidae 

 and Bothrideridae. 



Proc. Ent. Soc. ^ya.sll inn- 

 ton, vol. 22, no. 1, .tan. 

 23, 1920, pp. 1-13, pis, 

 1, 2, 1 text fig. 



CUSHIVIAX, Joseph Augusttnk. A 

 new foraminifer commensal on Cj-- 

 claramina. 



Proc. V. S. Nat. Mus.. 

 vol. 50, no. 2290, .Tiily 

 31, 1919, pp. 101, 102, 

 pi. 25. 



Observation on living speci- 

 mens of Iridia diaphana. a species of 

 foraminifera. 



Proc. U. S. Xdt. Mus., 

 vol. 57, no. 2308, .l\inG 

 10, 1920, pp. 15.V158, 

 pis. 19-21. 



CUSHMAN, R. A. Notes on certain 

 genera of Ichneumon-flies, with de- 

 scriptions of a new geniis and four 



new .species. 



Proc. U. S. Xat. Mus., 

 vol. 56, no. 2296, Aug. 

 27, 1919, pp. 373-382. 



• Viereck's family Labenidae 



Mith the description of a new species 

 of Apechoueura (Hym.. Ichneuuioni- 

 dae). 



Proc. Ent. Soc. Wushinfj- 

 ton, vol, 22, no. 4, Apr. 

 19, 1920, pp. 70-80, 1 

 text fig. 



• and S. A. ROIIWER. Holarc- 



tic tribes of the Ichneumon-tlies of 

 the subfamily Ichneuraoninne fPim- 

 plinae), 



Pror. V. ^. Xat. Mus., 

 vol. 57, no. 2315, .tune 

 18, 1920, pp. 379-396. 



and S. A. ROHWER. The 



North American Ichueuuion-ilies of 

 the tribe Accenitini. 



Proc IL y. :\((t. Mus., 



vol. .")7, no. 2.">20, .June 



21, 1920, 1)1). .")f):!-523. 



