38 ANNUAL REPORT OF THE 



Clapp, W. F. 



The shell of Philomycus carolinianus (Bosc). Nautilus, January, 

 1920, 33, p. 83-89. 

 Clark, H. L. 



Starfishes of the Philippine seas and adjacent waters. By Walter 



K. Fisher. [Review]. Science, 10 October, 1919, 50, p. 348-350. 



The distribution of the littoral echinoderms of the West Indies. 



Publ. 281, Carnegie inst, [November], 1919, p. 49-74, pi. 1-3. 

 Echinoderms in birds' stomachs. Science, 11 June, 1920, 51, p. 



594-595. 

 See also p. 34. Mem. 39, no. 3. 

 Faxon, Walter. 



Capt. Thomas Brown's 'Illustrations of the American ornithology 

 of Wilson and Bonaparte.' Auk, October, 1919, 36, p. 623-626. 

 Mark, E. L. 



Report on the Zoological Laboratory. Ann. rept. M. C. Z., 1918- 



1919, December, 1919, p. 10-12. 



The Zoological Laboratory. Rept. President Harv. coll., 1918-1919, 

 March, 1920, p. 193-195. 

 Parker, G. H. 



The phosphorescence of Renilla. ' Proc. Amer. philos. soc, June, 



1920, 59, p. 171-175. 

 Phillips, J. C. 



The American and European widgeons in Massachusetts. Auk, 



April, 1920, 37, p. 288-289. 

 Whistling swan (Olor columbianus) in Massachusetts. Auk, April, 



1920, 37, p. 289. 

 Habits of the two black ducks, Anas rubripes rubripes and Anas 



rubripes tristis. Auk, April, 1920, 37, p. 289-291. 

 Raymond, P. E. 



The pygidium of the trilobite. Geol. mag., January, 1920, 57, p. 



22-25. 

 See also p. 34. Bull. 64, no. 2. 

 Sayles, R. W. 



A model of the volcano Kilauea, Hawaii. Nature, 7 August, 1919. 



103, p. 456-458. 

 Ward, R. DeC. 



Some characteristics of the rainfall of the United States. Sci. 



month,, September, 1919, 9, p. 210-233. 



