14 
Yucca filifkra, australis, and OTHER species. — Pseudococcus yucca:: Mexico 
City, Guadalajara. Aspidiotus yucca : Ciudad Porfirio Diaz. Aspidiotus uerii: Gua- 
dalajara. Dactylopius olivaceus : Ciudad Porfirio Diaz. 
Unknown tlant. — Eriococcus dubius. Valles (Tamaulipas). 
PREVIOUS RECORDS OF SCALES INFESTING PLANTS IN MEXICO. 
The following arc previous records of host plants of scales in Mexico, 
and complete what is known on this subject up to the present time. 1 
am indebted to Mr. Oockerell for these data : 
Aspidiotus artieulatus. On rose, Vera Cruz. 
Aspidiotus ficus. On rose, A r era Cruz. 
Aspidiotus scutiformis. On tree resembling avocado pear. Soledad (Vera Cruz). 
Lichtensia lutea. On Croton, Vera Cruz. 
Lecanium hesperidum. On rose, Vera Cruz. 
Lecanium tenninalia\ On liliaceous plant, Vera Cruz. 
Ceroplastes irregularis. On Atriplex, Montezuma (Chihuahua). 
Ceioplastodes niveus. < >n spiny shrub, Montezuma. 
Mytilaspis philoroccus. On cactus, Guanajuato. (Not a Mytilaspis s. str. ) 
Coccus tomentosus. On cactus, Guanajuato, Silao. 
Coccus cacti. On cactus. 
Iceryapalmeri. On grape, Ouaynias. 
Llaveia axinus. <)n Jatropha and Spondias, Tlacotalpati (Vera Cruz State). 
Capulinia sallei. On "capulino." 
I >actylopius citri. On coffee, State of Miohoacan. 1 
Lecanium schini. ( >n Schinus molle. 
Ceroplastes psidii §ub$p. cistudiformis. On Bignonia and Chrysanthemum, Gua- 
najuato. 
Ceroplastes ceriforus. On Malva \ iscus, Guanajuato. 
Tachardia mexicana. On Mimosa, Tampico. 
Aspidiotus mimosa-. On Mimosa, Tampico. 
IMPORTANT ENEMIES OP SCALE INSECTS POUND IN MEXICO. 
The following are native parasjtcs and predatory species collected in 
Mexico by the writer with the foregoing 25 species of coccids. They 
Dumber 27 species: 
1. Perissopteru* mexicanui How. — Bred from Lecanium hettperidum on lime, San Lui.s 
Potosi. From Pseudococcua yucca on Agave, Guadalajara. 
2. Aphelinus diaspidis How. — A yellow parasite bred from Aspidiotus uerii on trueno. 
San Luis Potosi. 
3. Coccophayus mcxic(uius How. — Bred from Lecanium Itespcridum 011 orange, Chi- 
huahua. Aleyrodcs corni (?) on lime, San Luis Potosi. 
•1. Coccopliayus Jlavoscutcll uiu . Ashm. — Bred from Lecanium sp. ( !) on Mimosa. Alta 
Mira (Tamaulipas). 
5. New genus of Encyrtinw. — Bred from Pseudococcus yucca' on tig. Monterey. 
6. New genus of EncyrtinoB. — Bred from Lecanium oleas on fig. Monterey. 
7. Encyrtus n. sp. — Bred from Pseudococcus yucca' on Pelargonium. Aguas Calientes. 
1 In the November 8, 1884, number of El Progreso de Mexico there is a long article 
by Dr. Jose C. Segura on the coffee scale, there identified as Dactylopius destructor 
(=D. citri). The localities given are Orizaba, Cordova, Uruapan, Ario, Cuicatlan, 
Jacoua, Tacambaro, and doubtfully Coatepec (near Jalapa). It is said to be worse 
in the cafetals of Orizaba and Uruapan. — C. H. T. T. 
