iv Contents . 
BANKS, CHARLES S. The bloodsucking insects of the Philippines........ 
COCKERELL, T. D. A. The Prosopide, or obtuse-tongued bees, of the 
Pe AUMNNCN a 
COCKERELL, T. D. A. The Philippine bees of the families Anthopho- 
erm ee I 
CARREON, MARCIANO. The absence of both hind legs below the femur 
Be Cs ge 
One plate. 
HAUGHWOUT, FRANK G., and DE LEON, WALFRIDO. On the ingestion 
of erythrocytes by Pentatrichomonas sp., found in a case of 
I a ap ee 
One plate. 
Wirt, J.C. The effect of calcium sulphate on cement: Second paper.. 
Two text figures, 
PANGANIBAN, C. S., and Scuést, O. Experience with methylena blue- 
eosin lactose agar in searching for Bacillus dysenteriz in stools... 
MERRILL, E. D. Notes on the flora of Sumatra 
No. 3, March, 1919 
[Issued September 18, 1919.] 
Acosta-SIson, Honoria, and CALDERON, FERNANDO. Pelvimetry and 
cephalometry among Filipino women and newborn babies: Made 
on one thousand two hundred thirty-seven cases 
Five text figures. 
AGuitar, R. H. The lumbang-oil industry in the Philippine Islands... 
Fett, E. P. New Philippine gall midges 
ee ie Ao Wen eT Wet EbUE Is TeleediNckEccawka ne cauks 
Beccart, O. The palms of the Philippine Islands 
Three plates. 
eg aN een MOE Re et RASA E DWEkNT Sheed bbe Usa: 5d6 ce 
No. 4, April, 1919 
[Issued September 19, 1919.] 
MERRILL, E. D. New or noteworthy Philippine plants, XV 
No. 5, May, 1919 
{I d December 1, 1919.] 
ST ae ores Tone Se een eealne sinks SaN ey enw es he deeneen apt chy ia ty 
Three text figures. 
dyna hevahntctataieitemethete: ta hit Cn ee PN 
+ We wewecccece 
Papua, REGINO G. Cystolithiasis among Filipinos in association with 
dietetic deficiency 
One text figure, 
SORA RC SE Hane eRe Sth ee ehebsnkbecuk aun 
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