12 The Philippine Journal of Science iei7 



Paralecanium luzonicum Cockerell. 



Paralecaniwjn luzonicum Cockerell, Bull. Am. Mus. Nat. Hist. (1914), 



33, 333; Cockerell and Robinson, Bull. Am. Mus. Nat. Hist. (1915), 



34, 428. 



Female scale broad-oval, 4.5 millimeters long, red-brown; 

 dorsal surface in folds and reticulations; ends of anal plates 

 very sharp ; stigmatic spines in threes, very stout, blunt, margin 

 of stigmatic notch thickened ; legs with tarsus longer than tibia. 

 Anterior leg: Femur and trochanter, 130 microns; tibia, 68; 

 tarsus, 75. Middle leg: Tibia, 73; tarsus, 105; claw digitules 

 stout; antennae 7-jointed, but with joints four to six more or 

 less fused, measured in microns : (1) 23-25, (2) 23, (3) 63-70, 



(4) 30, (5) 25, (6) 30, (7) 33-38 (Plate II, fig. 10). Marginal 

 plates transversely broad-oval, overlapping, margins entire. 



(From the original description.) 



Luzon, Laguna, Los Banos (Baker), on Plectronia viridis; 

 Mount Maquiling [Baker), on Tetrastigma. 



Paralecanium cocophyllse Banks. 



Paralecanium cocophyllx Banks, Phil. Journ. Sci. (1906), 1, 235. 



Adult female broad oval, 4 to 5 millimeters long, 3.5 to 4 

 millimeters broad; pale transparent yellow; dorsal surface 

 minutely punctate and covered with a thin waxy substance in 

 addition to waxy laminae; regularly arranged suboval pores 

 over entire dorsum. Stigmatic areas with three long, stout, 

 blunt, curved spines not reaching the outer margin, margin 

 with slightly overlapping scales (Plate II, fig. 13). Antennae 

 indistinctly 3-jointed (Plate II, figs. 11 and 12). Anal plates 

 triangular, pointed. Minute spinnerets in four ill-defined groups 

 on each side. Male scale 2.27 millimeters long, 1.20 millimeters 

 broad; elongate oval; more convex than female. (From the 

 original description.) 



Luzon, Manila (C. S. Banks), on Cocos nucifera; Laguna, 

 Mount Maquiling (Baker), on Dillenia philippinensis. 



Genus PLATYLECANIUM Cockerell and Robinson 



Type, Neolecaniiim cribrigerum C. and R. 



Female flat, broad oval, without waxy covering; antennae 

 small or rudimentary; legs absent; ventral surface of abdominal 

 region with groups of pores arranged in a semicircle in the 

 center of which is the anal aperture; marginal bristles small 

 and simple. 



