BIBLIOGRAPHY. 57 



190S. Banks. Nathan. — & new Tetranychus. <Proc. Ent. Soc. Wash., vol. 

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Original description of T. opuntiw Banks. 



1908. Dyar, H. G. — Description of eleven new North American Pyralidre, with 

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Description of Dicymolomia opuntialis Dyar. 



190S. Felt, E. P.— Studies in Cecidomyiidse, II. <Bul. 124", N. Y. St. Mus., 

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Pages 376-378 contain descriptions of Asphotldylia betheli Cockerell, 

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1908. Griffiths, David. — The prickly pear as a farm crop. <Bul. 124, Bur. 



Plant Ind., U. S. Dept. Agr. 



i 



Diseases and Tetranychus opuntiw mentioned. 



1909. Coquillett, D. W. — A new stratiomyid from Texas. <Can. Ent., vol. 41, 



p. 212, 1909. 



Description of Hermitiu hunteri Coquillett. 



1909. Essig, E. O. — The genus Pseudococcus in California. <Pomona Journ. 



Ent., vol. 1. no. 2, pp. 35-46, figs. 22-32. 



Description of Pseudococcus obscurus on roots of Opuntia sp., California 

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1910. Felt, E. P. — Two new Cecidomyiidre. <Ent. News, vol. 21, pp. 10-12. 



Original description of Cecidomyia opuntiw, on Italian and West Indian 

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1911. Pierce, W. D. — Systematic notes and descriptions of some weevils of 



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Contains a systematic treatment of the genus Gerteckeria, with descrip- 

 tions of Gcrstwckeria tesseliata, G. alternata, G. opuntiw, G. fasciata, and 

 G. cactophaya, all of which are protfcbly cactus insects. 



