iv : Contents 
BRILLANTES, CoNcHA. The disease-carrier problem in the Philippine 
ORO igre ss, : 
Rustia, G, Autoinfection, so-called, during the puerperium............ 
De LEON, W. Pathological findings in three cases of encephalitis 
lethargica 
No. 2, August, 1920 
[Issued December 21, 1920.] 
CARSTEN, H. J. Millable cane in the Philippine Islands 
One plate. 
MoRRISON, HAROLD. The nondiaspine Coccidae of the Philippine Is- 
lands, with descriptions of apparently new species 
One plate and forty text figures. 
Karny, H. Some Thysanoptera from the Philippine Islands........... 4 
Four text figures. 
ADRIANO, FELIPE T. A volumetric method for the determination of 
lactose by alkaline potassium permanganate. 
COCKERELL, T. D. A. Some bees from Sandakan, Borneo.................... 
IELT, E. P. New Philippine gall midges 
REVIEWS 
No, 3, September, 1920 
[Issued January 12, 1921.] 
MERRILL, ELMER D. New or noteworthy Philippine plants, XVI........ 
No. 4, October, 1920 
[Issued February 14, 1921.] 
LEE, H. ATHERTON. Action of some fungicides on. the citrus-canker 
organism 
GAHAN, A. B. New reared parasitic Hymenoptera from the Philip- 
Pines... cs 
CRAWFORD, D. L. The Psyllidae of Borneo..... 
One plate. 
REINKING, OTTO A. Higher Basidiomycetes from the Philippines and 
their hosts, IV 
MERRILL, ELMER D. Myrmeconauclea, a new genus of rubiaceous 
plants from Palawan and Borneo 
MERRILL, ELMER D. Comments on Cook’s theory as to the American 
origin and prehistoric Polynesian distribution of certain economic 
plants, especially Hibiscus tiliaceus Linnaeus. ‘ 
CHATTERJEE, GOPAL CHANDRA. An atypical Amoeba causing dysen- 
teric lesions 
Three colored plates. 
CaRSTEN, H. J. The utilization of waste molasses in the Philippine 
Islands, with special reference to the haciendas of Négros........... 
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