126 A MANUAL OF DANGEEOUS INSECTS. 



COLEOPTERA. 

 Carabidse. 



ZabriLs gibbus Fabricius of Europe attacks wheat, oats, rye, and barley, in both its adult and larval 

 stages. It is a shining black beetle with piceous antennae and legs, measuring 15 mm. in length 

 and 6 ram. in breadth. The adults hide during the day and feed at night on the grain. They might 

 easily be imported. 



Elateridse. 



Agriotes lineatus Linnaeus. (See Tobacco.) 



Cerambycldse. 



Calamobius marginellus Fabricius; Europe; bores in stems of wheat. 



Chrysomelidae. 



Phyllotreta viltula Redtenbacher. (See Rape.) 



Brachyrhlnldse. 



Diaprepes abbreviatus Linnaeus; West Indies. (See Sugar cane.) 



LEPIDOPTERA. 



Noctuldse. 



Oria musculosa Hiibner; Russia; very destructive, winters in egg stage in stubble. (See pi. XXIX, 



figs, e, g.) 

 Hadena secalis Bjerk; Europe; bores in stalks. 

 Trachea basilinea W. V.; Europe; injures wheat, rye, and other grains. (See pi. XXIX, figs./, ft.) 



Pyralidae. 



Chilo simplex Butler; India, Formosa; attacks millet. (See Sugar Cane.) 

 Bichocrocis punctiferalis Gu6n^e; Queensland; attacks millet. (See Corn.) 



Phycitidae. 



Aneraslia botella Zuk.; Europe; injurious to rye, wheat, and other cereals 



DIPTERA. 

 Oscinidse. 



Chlorops lineata Fabricius; a tiny reddish frit fly of Europe which breeds in stems of wheat. 

 Opomysa florum Fabricius, a small fly of Europe which breeds during the winter in the lower parts of 

 the stems of wheat. It is 4.5 mm. long, pale yellow or reddish yellow in color. 



Itonididse (CecidomyidEe). 



Clinodi plosis mnsellana G6hin; Europe; breeds in stems of wheat and rye. 



ITYMENOPTERA. 

 Cephididae. 



^ Cephas pygmaeus Linnaeus of Europe bores in the stems of wheat, rye, timothy, and other cereals and 

 grasses hibernating as a larva in the lower part of the stem or root. It could easily bo imported^in 

 straw. The larva is legless. The adult is a black wasplikc insect with yellow markings, measuring 

 7 mm. in length. 



Trachelus tabidus Linnaeus; Europe; bores in stems. (See pi. XXIX, figs. I, m.) 



Chalcidldae. 



Isosoma noiiale Portschinski is a very injurious chalcid pest of grain in Russia. The larviB pass the 

 winter in the stems. (See pi. XXIX, flg. fe.) 



GRANADILLA. 



{Passiflora quadrangularis. Passifloracese.) 

 A tropical American vine valuable as a climber and also for its fruit. 



DIPTERA. 

 Trypetldse. 



Dacus passiflorx Froggatt; Fiji. (See Fniit.) 

 Bacus psidii Froggatt; Fiji. (See Fruit.) 

 Dacus xanthodes Broun; Fiji. (See Fruit.) 

 Ceratitis capitata Wiedemann. (See Fruit.) 

 Ceratitis punctata Wiedemann; Africa. (See Fruit.) 



LEPIDOPTERA. 

 Pyralidae. 



Bichocrocis punctiferalis Guen^e; Queensland. (See Com.) 



