36 MISC. PUBLICATION 1281, U.S. DEPT. OF AGRICULTURE 

 Das, G. M., and Das, S. C. 



1962 ON THE BIOLOGY OF FIORINIA THEAE GREEN (COCCOIDEA: DIASPIDIDAE) 



occurring ON tea in north-east india. Indian Jour. Ent. 24: 



27-35, illus. 

 Includes short description of different stages of males a'nd females; 

 damage; control. 



Das, G. M., and Ganguli, R. N. 



1961 coccoids on tea in north-east india. Indian Jour. Ent. 23: 245- 

 256, illus. 

 Record 28 spp. in 19 gen.; brief descriptive notes; habit; distribu- 

 tion; damage. 



Das, S. C, see Das, G. M., and Das, S. C. 



D'Ascoli, A., and Kosztarab, M. 

 1969 morphological studies on the three nymphal instars of con- 

 chaspis lata hempel (homoptera: coccoidea: conchaspididae) . 

 Va. Polytech. Inst. Res. Div. Bui. 36 : 39-51, illus. 

 Describe nymphs of female. 



Das Gupta, J. M., and Mehra, B. P. 



1967 RECORDED AND UNRECORDED LAC-HOSTS FROM WEST BENGAL. Indian 



Forester 93 : 332-340. 

 Record 28 hosts for Kerria lacca, including 2 new hosts and 11 first 

 records for West Bengal. 



Davatchi, A. G. [Davatchi, A.] 

 1946 saissetia oleae Bernard (homoptera — coccidae). [In Persian. 

 French summary.] Min. de l'Agr. Ent. et Phytopath. Appl. 

 (Tehran) 1: Persian 7 p., French p. 1-2, illus. 

 Notes on appearance, biology, distribution, economic importance, 

 and control. 

 1946a note complementaire sur saissetia oleae bern. [In Persian. 

 French summary.] Min. de l'Agr. Ent. et Phytopath. Appl. 

 (Tehran) 1: Persian 2 p., French p. 8. 

 Discusses introduction of S. oleae into Iran. 



Davidson, J. A. 



1964 THE GENUS ABGRALLASPIS IN NORTH AMERICA (HOMOPTERA: DIASPI- 



DIDAE). Ent. Soc. Amer. Ann. 57: 638-643, illus. 

 Key to 13 spp. of Abgrallaspis; A. howardi redescribed; A. town- 

 sendi resurrected from synonymy; A. perseus n. sp. 



1965 errata. Ent. Soc. Amer. Ann. 58: 405. 

 Correction of collection data for Abgrallaspis perseus. 



See McComb, C. W., and Davidson, J. A. 



Davidson, R. H., see Burns, D. P., and Davidson, R. H. 



DeBach, P., and Fisher, T. W. 

 1956 experimental evidence for sibling species in the oleander 

 scale, aspidiotus hederae (vallot) . Ent. Soc. Amer. Ann. 49: 

 235-239, illus. 

 Found uniparental and biparental forms occurring as distinct pop- 

 ulations. 



