xii, D, 1 Robinson: Coccidse of the Philippine Islands 31 



Aspidiotus coryphae Cockerell and Robinson. 



Aspidiotus coryphie Cockerell and Robinson, Bull. Am. Mus. Nat. 

 Hist. (1915), 34, 425. 



Female scale circular, nearly 2 millimeters in diameter, flat, 

 dull white or pale ochreous, exuviae sublateral, first skin exposed. 

 Adult female pyriform, caudal margin with median lobes large 

 and prominent, almost contiguous, rounded apically with a single 

 notch on the outer edges, second and third lobes small and trans- 

 parent, notched like the median lobes; a small fringed plate 

 between median lobes, two fringed plates laterad of second lobes, 

 three fringed plates between second and third lobes, six similar 

 plates beyond third lobes ; the usual spines at bases of lobes. A 

 conspicuous thickening cephalad of each median lobe (Plate V, 

 fig. 2). Anal orifice pyriform, pointed anteriorly. Circum- 

 genital glands with anterior laterals of 7 to 9 orifices, posterior 

 laterals of 6 to 8 orifices. 



Luzon, Laguna, Los Baiios {Baker), on Corypha elata. 



Aspidiotus destructor Signoret. 



Aspidiotus destructor Signoret, Fernald, Cat. Coccidae of the World 

 (1903), 257; Banks, Phil. Joum. Sci. (1906), 1, 218. 



Female scale circular, flat, 1.5 millimeters in diameter, yellow- 

 ish or whitish; exuvise large, central, yellow (Plate V, fig. 4). 

 Adult female circular; caudal margin with three pairs of lobes, 

 often a fourth present, median lobes tricuspid or bicuspid, sec- 

 ond and third lobes bicuspid, all nearly equal in length or with 

 median pair slightly shorter; fringed plates between the lobes 

 or beyond the third lobes (Plate V, fig. 3). Circumgenital 

 glands with posterior laterals of 4 to 6 orifices, anterior laterals 

 of 7 to 12. Filiform tubular spinnerets. 



Male scale oblongate-oval, pale translucent, central exuvia 

 darker yellowish. 



Luzon, Laguna, Los Banos (Baker) , on Cocos nucifera, Euge- 

 nia calubcob, Mangifera indica, and Mangifera verticillata. 



Aspidiotus translucens Cockerell. 



Aspidiotiis simillimus translucens COCKERELL, Fernald, Cat. Coccidae 

 of the World (1903), 278; Cockerell, Proc. Davenport Acad. Sci. 

 (1905), 10, 133. 



Aspidiotus translucens Cockerell and Robinson, Bull. Am. Mus. Nat. 

 Hist. (1915), 34, 106, 427. 



Female scale circular, flat, 1.5 millimeters in diameter, 

 yellowish white; exuviae nearly central, pale yellow. Adult 

 female pyriform; caudal margin with six prominent lobes, 

 median obscurely tricuspid, not so long as the second, second 



