168 



the above locality. The following species were in the collection, 

 Mrs. Fernald's "Catalog of the Coccidae " being followed in 

 nomenclature. 



Subfamily COCCINAE. 



PULVINARIA Sp. 



Specimens labeled by Mr. Muir " Chinese white wax scale " 

 are evidently a species of Pulvinaria, but in the absence of cottony 

 sacks it is impossible to say what species it is. 



coccus TUBERCULATUS, n. sp. (fig. 1, e-i) 



Adult 9 ochreous, median area in some specimens marbled 

 with brown. 



Eyes small, black. Form more or less oblong, acuminate at 

 each extremity. Derm with raised reticulating lines forming a 



Coccus tuberculahis , n. sp. ^, 9 

 /, antenna, g, stigmatic cleft 

 and spines; A, submarginal tub- 

 ercle; iy anal plates. 



tessellated pattern(fig.l, e) d^Bintessellatum. The reticulation less 

 distinct away from median area. Dorsal surface is coated with a 

 delicate transparent waxy layer. Antenna (fig. 1, f) 8 jointed 

 formula approximately 3, 4, (5,2) ,8, (6,1) , 7. Two conspicuous 

 long spines behind each. Legs normal, tarsus half the length 

 of tibia. Stigmatic clefts small and inconspicuous; spines three 

 (fig. 1, g) the median nearly 4 times the length of others. 

 Marginal hairs moderately long and fine, simple, pointed. Sub- 

 marginal tubercles (fig. 1, h) in 26 groups or irregular rows of 3-5 

 to each side of body. Scales of anal operculum (fig. 1, i) broad; 

 outer edge somewhat longer than base apical angle rounded. 

 Large number of circumgenital glands arranged in semilunar 

 group. Length about 4 mm. Breadth about 1.5 mm. 



Habitat. — On leaves of unknown tree. Singapore CF. Muir 



