INDEX. 187 



Page. 



Calandra, in grain, sulphur dioxide as insecticide 142, 143, 149 



granaria, in stored corn in Texas 69 



oryza, in stored corn in Georgia 82 



Texas 69 



Meraporus calandrx a parasite 148 



sulphur dioxide as insecticide 146, 148 



Calendula, food plant of Vanessa cardui 85 



Callipterus vmlshii, seasonal differences in color 163 



Calocoris rapidus, on cotton in Georgia 81 



Calpodes ethlius, on cannas in Cuba 70 



Camera stand used in boll weevil investigations 1.17-118 



Canestel. (See Lucuma rivicoa.) 



Canker, of bark, conveyance by insects 18 



Canna, food plant of Calpodes ethlius 70 



Carabids, probable destroyers of cabbage maggots 95 



Carbolic emulsion, remedy for Pegomya hrassicae 88 



Carbon bisulphid, fumigation of corn and cowpeas 91 



seeds 91-92 



ineffective against eggs of Mediterranean flour moth 91 



remedy for " corn weevils " 69 



Schizoneura fodiens 170 



Cards, record, for boll weevil notes 115 



Carpocapsa pamonella, in Georgia 79 



Maryland 83 



New York 89 



spraying for control 72 



Case-bearer, European elm. (See Coleophora limosipennella.) 



Casuarinas, food plants of Icerya purchasi 59 



Catalogue of host plants of Aphididae 163 



Catalpa, food plant of Ceratomia catalpse. 73-74, 84 



sphinx. (See Ceratomia catalpse.) 



Cecidomyiid galls, on soft maple and box-elder in Minnesota 85 



Celtis occidentalis , food plant of Hyphantria cunea 41 



Centipedes, in nests of Schizoneura fodiens 169 



Centistes awericana =Euphorus sculptus 60 



parasite of CoccineUa abdorninalis introduced into Hawaii 60 



repanda in Hawaii 61 



Ceratomia catalpse, Apanteles catalpse a parasite in Ohio 73 



on catalpa in Ohio 73-74 



Maryland 84 



Cereals, destruction of insect pests by sulphur dioxide 140 



Ceroplastes rubens, destruction by parasites introduced into Hawaii 63 



"Chain-dotted geometer." (See Cingilia catenaria.) 



Chart making, in boll weevil laboratory 118-119 



Cherry scale. (See Aspidiotus forbesi.) 



wild, egg punctures of Cicada erratica 57 



food plant of Cingilia catenaria 74 



wild black. (See Prunus seroiina.) 



Chilocorus bivulnerus, introduction into Hawaii 60, 61 



circumdatus, enemy of Lepidosaphes beckii in Hawaii 63 



Chinch bug. (See also Blissus leucopterus.) 



trend of diffusion compared with boll weevil 129-130 



ChioTMspis furfura , in New York 89-90 



