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

 MacGregor, L. R. 



1961 NOTAS SOBRE COCCIDOS, ORTHEZIA ACAPULCOA MORRISON 1952. NUEVA 

 PLAGA DE LA CANA DE AZUCAR EN MEXICO (HOM. ORTHEZIIDAE) . Bol. 



Azucarero Mex. 143: 14-16, illus. 

 Distribution and importance. 



McKenzie, H. L. 



1936 A BERMUDA GRASS DIASPINE SCALE NEW TO CALIFORNIA. Pan-Pacific 



Ent. 12: 96. 

 Odonaspis ruthae compared with O. graminis and O. litorosa. 



1941a MATSUCOCCUS BISETOSUS MORRISON, A POTENTIAL ENEMY OF CALIFORNIA 



pines. Jour. Econ. Ent. 34: 783-785, illus. 

 Hosts and distribution in California. 



1943c ERRATA. CHANGE OF DEPOSIT OF TYPES OF AONIDIELLA PAUCITATIS 



Mckenzie. Calif. Dept. Agr. Monthly Bui. 32: 187. 

 Holotype in Ferris Collection, 1 paratype in author's collection. 



1963 MISCELLANEOUS DIASPIDID SCALE STUDIES, INCLUDING A NEW ASTEROLE- 



CANDIID FROM FLORIDA. (HOMOPTERA; COCCOIDEA ; DIASPIDIDAE ; 



ASTEROLECANIDDAE) . SCALE STUDIES — PART xv. Calif. .Dept. Agr. 



Bui. 52: 29-39, illus. 

 Annulaspis singularis, Diaspidiotus mccowibi, Diaspis gilloglyi, 

 Pseudoparlatoria browni, and Sclerosococcus bromeliae n. spp. ; 

 Helaspis n. gen. and H. mexicana n. sp. 



1964 FOURTH TAXONOMIC STUDY OF CALIFORNIA MEALYBUGS, WITH ADDI- 



TIONAL SPECIES FROM NORTH AMERICA, SOUTH AMERICA AND JAPAN 



(homoptera: coccoidea: pseudococcidae) . Hilgardia 35: 211- 



272, illus. 

 Anthelococcus and Scaptococcus n. gen.; 22 n. spp.; keys to spp. and 

 some gen. 



1964a TWO NEW ERIOCOCCID SCALES FROM CALIFORNIA (homoptera; coccoi- 

 dea; ERIOCOCCIDAE) . SCALE STUDIES — PART xvi. Calif. Dept. Agr. 

 Bui. 53: 21-25, illus. 

 Ovaticoccus calif omicus and O. senarius; key to spp. of Ovaticoccus 

 in North America. 



1967 MEALYBUGS OF CALIFORNIA WITH TAXONOMY, BIOLOGY, AND CONTROL OF 

 NORTH AMERICAN SPECIES (HOMOPTERA*. COCCODDEA : PSEUDOCOC- 

 CIDAE). 526 p., illus. Univ. Calif. Press, Berkeley. 



Comprehensive study of 193 spp. in 35 gen., including 32 n. spp.; 



keys to gen. and spp. in North America. 



See Miller, D. R., and McKenzie, H. L. 

 McKenzie, H. L., and Williams, D. J. 



1965 FIFTH TAXONOMIC STUDY OF NORTH AMERICAN MEALYBUGS, WITH 



REVISIONAL NOTES ON SEVEN SPECIES (HOMOPTERA: COCCOIDEA: 



pseudococcidae). Hilgardia 37: 1-15, illus. 

 Redescribe 7 spp.; give taxonomic status, corrected generic assign- 

 ments, and relationships with other spp. ; note homonym and propose 

 Chorizococcus halli McKenzie and Williams n. name for C. indecisus 

 (Hall). 



