546 Philippine Journal of Science 1919 
Ficus ulmifolia Lam. var. Moracezx. 
Leaf galls No. 2. Adult psyllids not found. 
Monothalamous; subconical; slightly curved subapicad toward 
one side; orange to red. Surface scabrous; nonpubescent; some- 
what shiny. Wall moderately thick; succulent. Chamber con- 
forming with the general shape of the gall; a tiny raised 
tubercle centrad at bottom. 
Average length, 7.5 millimeters; diameter at base, 4. 
On the upper surface of the leaf; usually solitary; occasion- 
ally aggregate, but only partially fused together and the indi- 
vidual galls are distinguishable. 
Luzon, Mount Maguiling, at an altitude of 150 meters. 
March 16, 1918. Type gall No. 18401, College of Agriculture 
collection. 
Apparently rare. 
Ficus variegata Blume. Moracee. 
Leaf galls caused by Pauropsylla montana sp. nov. (MS). 
Monothalamous; subspherical; paler green than leaf; covered 
all over with long, succulent, slightly pubescent spines. A tiny, 
abrupt, acutely subconical projection centrad at bottom of gall 
on opposite surface of leaf. Wall thin; succulent. Chamber 
subspherical; abruptly produced obconically at bottom. Open- 
ing apical; not visible until adult is ready to emerge; then 
wall splits from apex longitudinally subbasad into usually five 
irregular lobes; each lobe deflected ectad. 
Average diameter, 5 millimeters. 
On the upper surface of the leaf; numerous; sometimes con- 
nivent, but never fused. 
_ Luzon, Laguna, Los Bafios Falls, near Los Bafios, at an 
altitude of about 50 meters; Mount Maquiling, at altitudes of 
70 to 150 meters. January, 1917. Type gall No. 18310, College 
of Agriculture collection. 
Galls fairly common; insects easy to breed, 
Mallotus philippensis (Lam.) Muell.-Arg. Euphorbiacee. 
Leaf galls caused by Megatrioza pallida sp. nov. (MS). 
Shallow, concave depressions on nether surface of leaf, with 
the upper surface correspondingly convex. No abnormal growth 
of hair. Apex on concave surface yellowish to reddish brown; 
the rest unicolorous with leaf. Nymph fits in snugly on con- 
cave surface, the insect establishing itself there until ready to 
emerge. 
