24 The Philippi7ie Journal of Science imt 



Synoptic table of the species. 



or. Adult female with abdomen contracted within the body, thorax extending 

 back in a large rounded lobe on each side, which projects beyond the 



extremity of the abdomen (Plate IV, fig. 2) aurantii. 



a'. Caudal margin slightly or not at all contracted within the body. 



6\ Dorsal thickenings of caudal margin shorter than median lobes 



(Plate IV, fig. 3) pedroniformis. 



b'. Not so. 



c\ Lobes of caudal margin notched on outer edges; circimigenital 

 glands with anterior lateral groups of 4 to 8 orifices, posterior 

 lateral groups of 2 to 4 orifices; male scale similar to female 



(Plate IV, fig. 4) aonidum. 



C-. Caudal lobes with a single notch or tricuspid; circumgenital glands 

 more numerous; male scale paler than female (Plate IV, fig. 5). 



rossi. 



Chrysomphalus pedroniformis Cockerell and Robinson. 



Ci'ysomphalus pedroniformis Cockekell and Robinson, Bull. Am. 

 Mus. Nat. Hist. (1915), 34, 107, 427. 



Female scale circular or oval, 1.75 millimeters in diameter, 

 slightly convex, dull pale reddish brown; exuviae central to 

 sublateral, darker than rest of scale, first skin appearing as a 

 more or less golden boss. Adult female almost circular, at 

 period of gestation abdomen partly contracted within the body; 

 median and second lobes of caudal margin with a notch on each 

 side or second lobes may lack the inner notch, third lobes with 

 a single notch on the outer edge; fringed plates between the 

 lobes; a short spine later ad of each lobe (Plate IV, fig. 3). 

 Circumgenital glands with anterior lateral group of 5 to 8 

 orifices, posterior lateral group of 3 to 5. Dorsal pores in two 

 rows on each side. 



Male scale elongate-oval, pale with darker exuvia. 



Luzon, Bataan (Mackie), on Eriodendron anfractuosum ; 

 Laguna, Los Banos (Baker), on Vitis vinifera. 



Malenotti ^ considers this too near to Aspidiotus orientalis 

 News, to be regarded as a distinct species. Lindinger has re- 

 garded A. orientalis as a Chrysomphalus. 



Chrysomphalus aurantii (Maskell). 



Chrysomphalus aurantii (Maskell) Fernald, Cat. Coccidae of the 

 World (1903), 287; Cockerell, Proc. Davenport Acad. Sci. (1905), 

 10, 134. 



Female scale circular, flat, about 1.5 millimeters in diameter; 

 yellowish brown, exuviae central, yellow, dull or shining. Female 

 when fully developed with thorax extending backward in a 



""Redia (1916), 11, 326. 



