Dec. 1897.] Townsend: Catalogue of Mexican Cocchle. 179 
Llayeia axinus, var. dorsalis Duges. Mexico (exact locality not 
known to me). Coll. Duges. 
Peculiar to Mexico. 
Icerya purchasi Mark, (a) Guaymas (Sonora). On orange, 
Sept. 23, 1894. Coll. Towns. (£) Hermosillo (Sonora). On orange, 
Sept. 25, 1894. Coll. Towns, (c) Magdalena (Sonora). On orange 
and lime, Sept. 26, 1894. Coll. Towns. (</) Victoria (Tamaulipas). 
On orange, Oct. 16, 1894. Coll. Towns. ( e ) Monterey (Nuevo Leon). 
On orange, Oct. 17, 1894. Coll. Towns. 
Known elsewhere in California, Florida, Australia, New Zealand, 
South Africa, Sandwich Islands. 
Icerya montserratensis R. 6° H. Izamal (Yucatan). On 
orange, April 28, 1896. Coll. Towns. 
Known elsewhere in Montserrat Trinidad, Grenada. 
Icerya pa meri R. 6° H. Guaymas (Sonora). On grape. Coll. 
Palmer. 
Peculiar to Mexico. This species was described from cast larval 
skins, and may prove to be identical with some species more recently 
described. 
Coccus cacti L. Southern Mexico. Formerly cultivated on 
Opuntia , in parts of southern Mexico, Oaxaca, Guerrero, etc. 
Known elsewhere in Madeira, Canary Islands, Algeria, Spain, In¬ 
dia, etc., where it was introduced for cultivation long ago. Also occurs 
in Jamaica. 
Coccus tomentosus Lam. Guanajuato and Silao (Guanaj.) 
On Opuntia sp. Coll. Duges. 
Peculiar to Mexico. 
Coccus confusus Ckll. var. La Puerta Rancho (Tamaulipas). 
In masses on Opuntia sp., May 6, 1895. Coll. Towns. 
Known elsewhere in Texas, New Mexico, Arizona, Colorado. 
“The specimens are larger than the normal confusus ” (Ckll.) 
Capulinia sallei Sign. Mexico (exact locality unknown). On 
plant called “ capulino." Coll. Salle probably. 
Peculiar to Mexico. 
Conchaspis angraeci, var. hibisci Ckll. Tampico (Tamaulipas). 
On Malvaviscus arboreus called “ tulipanf October 14, 1894. Coll. 
Towns. 
Peculiar to Mexico. The typical C. a?igrceci is known only from 
Jamaica and Trinidad. 
