A SELECTED BIBLIOGRAPHY OF THE COCCOIDEA 199 



Steinweden, J. B. — Continued. 



1930 CHARACTERISTICS OF SOME OF OUR CALIFORNIA SOFT SCALE INSECTS. 



(coccidae). Calif. Dept. Agr. Mo. Bui. 19: 561-571, illus. 

 Critical descriptive information for 6 common coccine species; comment 

 on some other forms. 



1946 THE IDENTITY OF CERTAIN COMMON AMERICAN SPECIES OF PULVINARIA 



(homoptera: coccoidea: coccidae). Microentomology 11: 2-28, illus. 

 A critical study of the classification of 13 N. American Pulvinaria, 

 including P. hydrangeae n. sp., with descriptions and key. 



See also Doane, R. W., and Steinweden, J. B. 

 Stephani Perez, T. de 



1909 IL CHRYSOMPHALUS DICTYOSPERMI VAR. PINNULIFERA MASK. NEGLI 



agrumeti siciliani. [Palermo] R. Orto Bot. e Giard. Colon. Bol. 8: 

 189-196, illus. 

 General discussion ; 7 other coccids mentioned. 



Stewart, C. 



1801 ELEMENTS OF THE NATURAL HISTORY OF THE ANIMAL KINGDOM. London, 



v. 2, p. 110. (Not seen; publication date for Horn and Schenkling. 

 In edition 2, published 1817, species appears on page 120.) 

 Aphis urticata. [Orthezia urticata.'] 



Steyn, J. J. 



1951 THE EFFECT OF LOW CALCIUM, PHOSPHORUS OR NITROGEN ON THE LIFE- 

 CYCLE OF RED SCALE (AONIDIELLA AURANTII MASK.) Ent. Soc. So. 



Africa Jour. 14: 165-170, illus. 

 Considers high nitrogen useful in retarding development. 



Stickney, F. S. 



1934 the external anatomy of the red date scale phoenicococcus 



MARLATTI COCKERELL, AND ITS ALLIES. U. S. Dept. Agr. Tech. Bui. 



404, 162 p. 

 A very detailed study of the anatomy of 12 peculiar coccids on Palmae 

 with keys and descriptions, including 3 new genera and 7 new species. 



1934a THE EXTERNAL ANATOMY OF THE PARLATORIA DATE SCALE, PARLATORIA 

 BLANCHARDI TARGIONI TOZZETTI, WITH STUDIES OF THE HEAD SKELETON 



and associated parts. U. S. Dept. Agr. Tech. Bui. 421, 67 p., illus. 

 A very detailed study of all stages. 



Stofberg, F. J. 



1937 THE BIOLOGY OF THE CITRUS MUSSEL SCALE [LEPIDOSAPHES PINNAEFORMIS 



(bouche) Kirk]. Union So. Africa Dept. Agr. and Forestry, Sci. 

 Bui. 165, 29 p., illus. 

 Detailed life history and habits in S. Africa. 



1937a the citrus red scale (aonidiella aurantii mask.) Union So. Africa, 

 Dept. Agr. and Forestry, Sci. Bui. 167, 24 p., illus. 

 Detailed life history and habits in S. Africa. 



Strand, E. 



1926 MISCELLANEA NOMENCLATORICA ZOOLOGICA ET PALAEONTOLOGICA. — I-II. 



Arch. f. Naturgesch. 92 (Abt. A, h. 8) : 30-75 (47). 

 Bergrothula Strand n. name for Bergrothiella Reitter, Wien. Ent. Ztg. 

 17: 54 (1898) nee Bergrothiella Reitter, 1. c. 16: 241 (1897). 



1943 MISCELLANEA NOMENCLATORICA ZOOLOGICA ET PALAEONTOLOGICA. — XI. 



Folia Zool. et Hydrobiol. 94-114 (95). 

 Notes differences in spelling of Lakshadia. 



Strickland, A. H. 



1947 THREE NEW SPECIES OF COCCIDEA (HEMIPTERA-HOMOPTERA) FROM THE 



gold coast, British west Africa. Roy. Ent. Soc. London, Proc. Ser. 

 B: Taxonomy 16: 149-156, illus. 

 Tylococcus malacanthae, T. boafoensis, Psendococcus celtis. 



