CONTENTS 
No. 1, July, 1919 
[Issued December 23, 1919.] 
Page. 
Cockerell, T. D. A. Philippine bees of the genus Nomia 1 
Cockerell, T. D. A. The metallic-colored halictine bees of the 
Philippine Islands 9 
Funkhouser, W. D. New records and species of Philippine Mem- 
bracidse - : 15 
One plate. 
Siiufeldt, R. W. Osteological and other notes on the monkey-eating 
eagle of the Philippines, Pithecophaga jefferyi Grant 31 
Eleven plates. 
Uichanco, Leqpoldo B. General facts in the biology of Philippine 
mound-building termites 59 
Four plates. 
Baker, C. F. The Malayan Machserotinas (Cercopidse) 67 
Three plates and one text figure. 
Cowles, R. P. Habits of tropical Crustacea: III 81 
One plate. 
Levine, C. O. Milk produced in southern China 91 
One plate. 
Witt, J. C. The analysis of Portland cement raw mixture 107 
Two text figures. 
Review 123 
No. 2, August, 1919 
[Issued December 29, 1919.] 
Merrill, E. D. On the application of the generic name Melodorum 
of Loureiro 125 
Crawford, David L. The jumping plant lice of the Palsaotropics 
and the South Pacific islands. Family Psyllidae, or Chermidse, 
Homoptera 139 
Three plates and three text figures. 
Baker, C. F. The genus Krisna (Jassidae) 209 
Five plates. 
iii 
