Sahlbergella- -Continued. 



1039. COTTERELL, G. S. Report on the occurrence of 

 Sahlbergella spp. and other insect pests of cacao in 

 Fernando P6o, San Thom6 and the Belgian Congo. Gold 

 Coast. Dept. Agr. B. 22:112-145, illus. Ref. 1930. 



24 G56B 



Includes rainfall tables for Fernando P6o, San Thom6, 

 and Belgian Congo. 



1040. FOURNEAU, L. Le Sahlbergella du cacaoyer a 

 la Cote d'lvoire. Rev. de Bot. Appl. et d'Agr. Colon. 8: 

 509-510. July 1928. 26 R323 



Sahlbergella singularis. 



1041. POSNETTE, A. F. Resistance of Theobroma 

 cacao to Sahlbergella spp. on the Gold Coast. B. Ent. 

 Res. 34:159-162. Ref. June 1943. 421 B87 



Under experimental conditions neither Sahlbergella 

 theobroma nor Sahlbergella singularis exercised any 

 constant choice between shoots from young and old trees. 



1042. WILKINSON, D. S. On two new parasites from 

 West Africa bred from the cacao barksapper 

 (Sahlbergella). B. Ent. Res. 17:309-311, illus. Mar. 

 1927. 421 B87 



Euphorus sahlbergellae, n. sp., and Mesochorus 

 melanothorax, n. sp. 



Homoptera 



1043. BALACHOWSKY, A. Contribution a I'^tude de la 

 faune du Congo Beige. Diaspines nuisibles au caf6ier et 

 au cacaoyer. Rev. de Path. Veg. et d'Ent. Agr. de France 

 16:141-145, illus. Ref. Apr./May 1929. 464.9 Sol 



Describes Aspidiotus gracilis sp. nov., found on cacao 

 leaves. 



1044. BALLOU, H. A. Mealy-bug on cacao. Agr. 

 News [Barbadoes] 21:74. Mar. 4, 1922. 8 W525A 



Reports collection of Pseudococcus citri, P. P. 

 bromeliae, and Philephedra broadwayi on cacao in 

 Grenada. 



1045. CAMPOS R., F. Algo sobre las pestes reinantes 

 del cacao. Guayaquil, Ecuador. Col. Nac. Vicente 

 Rocafuerte. Rev. 14(46/47):79-90. 1932. 516 G93 



Discusses and names Ormenis albigyna, n. sp., 

 supposed carrier of witches broom disease, and 

 considers briefly other insects injurious to cacao. 



1046. HAMBLETON, E. J. Studies of hypogeic mealy- 

 bugs. Rev. de Ent. 17:1-77, illus. Aug. 1946. 421 R326 



Includes descriptions of the following new species found 

 on roots of Theobroma cacao: Morrisonella globocula, 

 from Trinidad, M. theobromae, from Ecuador, and 

 Ripersiella ornata, from Trinidad. 



1047. PICKLES, A. Scale insects of cocoa. Agr. Soc. 

 Trinidad & Tobago. Proc. 41:579-584. Sept. 1941. 8 T73 



Howardia biclavis and Asterolecanium pustulans. 



1048. SEABRA, A. F. DE. Description d'un psyllidae 

 ravageur des feuilles et des jeunes fruits des cacaoyers. 

 Soc. Portug. des Sci. Nat. M6m., Ser. Zool. 2:97-100, 

 illus. 1922. 506 SolM 



Not identified. 



1049. SEABRA, A. F. DE. Note sur I'habitat de 

 I'Aspidiotus articulatus a S. Thom6. Soc. Portug. des 

 Sci. Nat. M6m., Ser. Zool., 2:116-118. 1922. 506 SolM 



On cacao and other cultivated plants. 



1050. SILVA, P. Mais um Membracideo nocivo ao 

 cacaueiro. Bahia Rur. 6{62):7, illus. Ref. Jan. 1939. 

 9.2 B142 



Hoplophora porosa, Wlk. (Hoplophorion pertusa, Germ.) 



1051. SILVA, P. Sobre a esp6cie de Phrictus (Horn., 

 Fulgoridae), atacando o cacaueiro na Bafa. Rev. de Ent. 

 16:267-268. Aug. 1945. 421 R326 



Phrictus diadema, not Phrictus quinquepartitus. 



1052. STRICKLAND, A. H. Coccids attacking cacao 

 (Theobroma cacao, L.), in West Africa, with descriptions 

 of five new species. B. Ent. Res. 38:497-523, illus. Ref. 

 Dec. 1947. 421 B87 



Coccidel la spelaea, Tylococcus westwoodi, Formico- 

 coccus tafoensis, Farinococcus loranthi, Newsteadia 

 wacri, n. spp. 



1053. VAYSSIERE, p. Trois nouveaux Stictococcus 

 (Hem. Coccidae).. Soc. Ent. France. B. 40:282-287, illus. 

 Dec. 26, 1935. 420 F84B 



Includes Stictococcus aliberti, n. sp., from cacao in 

 French Togoland. 



1054. WILLIAMS, C. B. A froghopper damaging cacao 

 in Panama. B. Ent. Res. 13:271-274, illus. Jan. 1923. 

 421 B87 



Clastoptera theobromae, Williams, sp. n 



Pseudococcus 



1055. CARTER, W. Insect notes from South America 

 with special reference to Pseudococcus brevipes and 

 mealybug wilt [of pineapple]. J. Econ. Ent. 42:761-766. 

 Oct. 1949. 421 J822 



Includes report on test of effect of mealybugs on cacao 

 plants in an area free of virus disease. 



1056. HALL, W. J. The identity of a mealybug vector 

 of "swollen shoot" virus disease of cacao in West Africa. 

 B. Ent. Res. 36:305-313, illus. Nov. 1945. 421 B87 



Compares Pseudococcus exitiabilis and Pseudococcus 

 njalensis. 



1057. LAING, F. A new injurious mealy-bug from the 

 Gold Coast. B. Ent. Res. 35:91-93, illus. Apr. 1944. 

 421 B87 



Pseudococcus exitiabilis, n. sp., is reported as one of 

 the vectors of swollen-shoot virus disease of cacao. 



1058. NICOL, J., OWEN, H., and STRICKLAND. A. H. 

 Biological control of the mealybug vectors of swollen 

 shoot virus of cacao. Nature f London] 165:490. Mar. 25, 

 1950. 472 N21 



Experiments using Aspergillus spp. against Pseudo- 

 coccus under laboratory conditions. 



1059. POSNETTE, A. F., and STRICKLAND, A. H. 

 Parasitism of the mealybug vectors of swollen-shoot of 

 cacao. Nature [London] 163:105-106. Ref. Jan. 15, 1949. 

 472 N21 



Pseudococcus njalensis attacked by Anagyrus spp. 



1060. RISBEC, J. Les parasites des Pseudococcus du 

 cacaoyer, vecteurs du swollen shoot en Cote d'lvoire. 

 Agron. Trop. 4:578-581. Nov./Dec. 1949. 26 Ag86 



Leptomastix longipennis, Anagyrus subproximus, 

 Achrysopophagus aegyptiacus, Coccophoctonus 

 abengouroui n. sp., and Thysanus sp. 



1061. SQUIRE, F. A. Entomological aspects of 'swollen 

 shoot' of cacao. Nature [London] 162:743. Nov. 6, 1948. 

 472 N21 



Suggests biological methods to control Pseudococcus 

 species believed to be transmitters of the virus. 



Hymenoptera 



1062. BONDAR, G. A formiga cafarema nos cacauais. 

 Bahia Rur. 1:346-348, illus. July 1934. 9.2 B142 



Azteca chartifex. 



1063. BONDAR, G. A formiga de enxerto, praga dos 

 cacaues na Bahia. Canipo [Rio de Janeiro] l(3):50-52, 

 illus. Mar. 1930. 9.2 C15 



Damage by nests of Azteca chartifex and epiphitic 

 plants associated with these nests on limbs and trunks of 

 cacao trees. 



1064. BONDAR, G. A formiga saflva, praga dos 

 cacaoaes. Correio Agr. 8:29-32. Feb. 1930. 9.2 C812 



Atta cephalotes. 



1065. CALLAN, E. M. A note on Phanuropsis semi- 

 flaviventris Girault (Hym., Scelionidae), an egg-parasite 

 of cacao stink-bugs [Mecistorhinus spp.J. Roy. Ent. Soc, 

 London. Proc. Ser. A:Gen. Ent. 19:48-49. June 22, 1944. 

 420 L84Pa 



In Trinidad. 



1066. PLANK, H. K. La hormiga arriera [Atta spp.l, 

 los medios para combatirla en las huertas de cacao del 

 Ecuador. Asoc. de Agr. del Ecuador B. l(3):37-45. May 

 1921. 9.5 As5B 



Translated from English by E. Molestina O. 



1067. SILVA, P. A "formiga de enxerto" [Azteca 

 paraensis var. bondari]. Inst, de Cacau da Bahia. B. de 

 Divulgagao 1, 21 p., illus. 1945. 63.39 In7 



Includes control methods on cacao. 



1068. SILVA, P., and BARBOSA, M. DA R. O Institute 

 de Cacau e o combate & formiga de enxerto [Azteca 

 paraensis bondari]. Bahia Rur. 16(7):24-26, 23. July 

 1948. 9.2 B142 



1069. URICH, F. W. Ants in relation to agriculture. 

 Agr. Soc. Trinidad & Tobago. Proc. 23:227-235. June 

 1923. 8 T73 



Cacao fields, p. 231-233. 



Isoptera 



1070. PATTERSON, W. H. Notes on termites in the 

 Gold Coast. Gold Coast Dept. Agr. B. 7:35-39. 1927. 

 24 G56B 



Termites attacking cacao, p. 37. 



32 



