POROCOCCUS.—DACTYLOPIUS. 7 
2. Porococcus pergandei. 
Porococcus pergandei, Ckll. Ann. & Mag. Nat. Hist., June 1898, p. 427. 
Hab. Mexico: Cuautla (Koebele). 
CAPULINIA, Sign. 
1. Capulinia sallei. 
Capulinia sallet, Sign. Essai sur les Cochenilles, p. 326 (1875). 
Hab. Mexico (Sallé); Arroyo San Isidro, near Frontera (Townsend). See Townsend, 
Journ. N. Y. Ent. Soc., Sept. 1898, pp. 173-174. 
PHENACOCCUS, CkIL 
1. Phenacoccus yucce. 
Pseudococcus yucce, Cog. West Amer. Scientist, Sept. 1890, p. 44. 
. flab. Mexico: many localities. See Townsend, Journ. N. Y. Ent. Soc. 1897, 
p. 180. 
The var. mexvicanus (Ckll.), described from the city of Mexico, is distinguished by 
the dorsal markings of the body. On April 30, 1898, Townsend found this species 
(det. Tinsley) on bark of Phytolacca in Mexico city. 
2. Phenacoccus helianthi, subsp. gossypii. 
Phenacoccus gossypii, Towns. & Ckll. Journ. N. Y. Ent. Soc. 1898, p. 170. 
Hab. Mexico: Frontera (Townsend); Las Islas del Rio Usumacinta in Tabasco 
(Townsend); Tlacotalpam, April 19, 1898, on leaves and twigs of Malvaviscus in the 
plaza (Townsend). 
The last-mentioned specimens were determined by Prof. Tinsley. 
DACTYLOPIUS, Costa. 
1. Dactylopius citri. 
Dorthesia citri, Risso, Essai sur Vhistoire naturelle des Orangers (1813). 
Hab. Mexico: Orizaba, Cordova, Uruapan, Ario, Cuicatlan, Jacona, and Tacambaro 
(Segura); Orizaba, on Erythrina, det. Tinsley (Ioebele); Mexico city, on Dracena, det. 
Tinsley (Koedele). GuatemMata: injuring coffee (Dieseldorff). See Howard and 
Marlatt, Bull. 18, N. S., Div. Ent., Dept. Agriculture, 1898, pp. 99-100. 
2. Dactylopius virgatus. 
Dactylopius virgatus, Ckll. Entomologist, 1893, p. 178. 
Hab. Mexico: Cuautla (Koebele); Tlacotalpam, April 19, 1898, on leaves of 
