NO. 34.] HEMIPTERA OF CONNECTICUT I COCCIDAE. 377 



On Ficus, palm, oleander, citrus trees, and many other kinds of 

 greenhouse plants. It has been found on Ilex crenata from Japan. 



New Haven, 3 Dec., 1901 ; Cromwell, 10 Oct., 1902; 29 Nov., 1909. 

 C. aurantii (Maskell). Aspidiotus aurantii. Orange red scale. 



N. Z. Trans., xi, 199, 1878. 



Scale of female: Diameter 2mm., circular, light gray, trans- 

 lucent, showing reddish insect beneath; convex, central exuviae, 

 nipple-like, similar to aonidum but more flattened. 



Female : Body orange or reddish brown, renif orm in shape ; 

 median and second lobes notched on both sides, third lobes notched 

 on outer margins only. There are no circumgenital gland-orifices. 



Scale of male : Resembles that of female, but much smaller, with 

 a long thin posterior flap. 



This species is found chiefly on citrus trees in greenhouses, 

 though many other kinds of plants are infested. Common on 

 oranges and lemons in the market. 



New Canaan, Jan., 1900. 

 C. dictyospermi (Morgan). Aspidiotus dictyospermi. Morgan's 

 scale. 



Ent. Mon. Mag., xxv, 352, 1889. 



Scale of female: Diameter 1. 25-1.4 mm. Circular, except when 

 against a vein the shape may be modified; color light gray or 

 yellow, with grayish central nipple surrounded by a dark depressed 

 area, the latter bordered by a grayish ring. Exuviae central, light 

 yellow to orange. 



Female : Of the three pairs of lobes all similarly notched on the 

 outer margins, the median lobes are the largest. There are four 

 groups of circumgenital gland-orifices, with an occasional orifice 

 in the place of a median group, arranged as follows: anterior 

 lateral, 2-4; posterior lateral, 2-3. The five pairs of chitinous 

 processes are clavate, about equal in size, and more or less curved. 



This species is a common pest of palms in greenhouses, and also 

 attacks a great many other kinds of plants. 



New Haven, 9 Jan., 1904; Cromwell, 24 Feb., 1906. 

 C. obscurus (Comstock). Aspidiotus obscurus. 



Rept. U. S. Dept. Agr., 303, 1880. 



Scale of female : Diameter 2.5-3 mm., usually circular though 

 somewhat irregular ; dark gray but usually the same color as the 

 bark ; exuviae black and slightly concentric. 



Female : Median lobes entire, almost pointed on inner margins 

 near tips, but broadly and obliquely rounded on outer margins ; 

 second and third pairs serrate on outer margins. There are eight 

 pairs of short clavate paraphyses or chitinous thickenings varying 

 in size. The number of circumgenital gland-orifices in the five 

 groups are arranged as follows : median, 3-9 ; anterior lateral, 

 9-13; posterior lateral, 2-6. 



This species occurs on oak and hickory. 



Sound Beach, 10 May, 1918. 



