20 HEMIPTERA-HOMOPTERA. 
CONCHASPINA. 
CONCHASPIS, Ck. 
1. Conchaspis angreci, var. hibisci. 
Conchaspis angreci, var. hibisci, Ckll. Bull. 4, Techn. Ser., Div. Ent., U.S. Dept. Agric. (1896) p. 36. 
Hab. Mexico: Tampico (Townsend). 
2. Conchaspis newsteadi. 
Conchaspis newsteadi, Ckll. Canad. Entom. 1897, p. 270. 
Hab. Mexico: Vera Cruz (Townsend). 
DIASPINA.. 
ASPIDIOTUS, Bouché. 
Subgen. Evaspipiotus, Leonardi. 
1. Aspidiotus hedere. 
Chermes hedere, Vallot, Séance Acad. Dijon, 1829, p. 32. 
Hab. Mexico: Guadalajara (Townsend); Oaxaca (Hoebele); Chihuahua city 
(Townsend); Aguas Calientes (Townsend); San Luis Potosi (Townsend); Matamoros 
(Townsend); Morelia, on ‘‘ trueno,” Dec. 2, 1897 (Zownsend); Mexico city, on “ trueno,” 
April 30, 1898 (Townsend). Var. nerit (Bouché): Mexico city, April 30, 1898 
(Townsend); Rancho (2), Guaymas, April 27, 1897 (Koebele). 
The var. has the female scale white. 
2. Aspidiotus vagabundus, CkIL., sp. n. 
Q. Scale about 14 millim. diam., circular, very slightly convex, very pale ochreous, or greyish from a coating 
of extraneous particles ; exuvie halfway between the centre and the margin, marked by a concolorous boss, 
when rubbed shining straw-colour. 
Q. Four groups of circumgenital glands ; anterior laterals of 6 to 8, posterior laterals of 5 to 7. Three pairs 
of lobes, all short, and rounded at the ends; median lobes considerably the largest, separated by a rather 
wide interval, in which are two fimbriated squames; second and third lobes quite small, considerably 
shorter than the squames, which are strongly fimbriated; there are four especially long squames just 
beyond the third lobe, all deeply serrated on their outer margin ; spines fairly well developed; no glandular 
processes at the base of the lobes or in the interlobular intervals; anal orifice some distance from the 
hinder end. 
Aspidiotus vagabundus, CKll. 
Hab. Mexico: Mexico city, on bark of ash, April 30, 1898 (Townsend). 
