PEA INSECTS. 165 



A. BETTER KNOWN PEA INSECTS LIKELY TO BE IMPORTED. 



• >|c Etiella zinckenella Treitschke. 



(Pea Pod Borer. Pyralidse; Lepidoptera.) 



Hosts: Peas, bean, Sann hemp (Crotalaria) . 



Injury: Breeds in the pods. 



Description and biology: Adult, moth wdth wing expanse 18-30 mm., pale rufous; 

 forewings gray bro\'ra, with white marginal fascia and a transverse rufous bar, hind- 

 wing ^^ith brown suffusions and lines. I'upa in spindleform cocoon. Larva bores 

 in the pods of legumes. 



Distribution: Europe, Africa, Asia, West Indies, California, Colorado, Texas, P'lorida, 

 Oklahoma, nearly cosmopolitan. 



Maxwell-Lefroy, H. M. Mem. Dept. Agric. India, vol. 1, 1907, p. 204. 

 Chittenden, F. H. U. S. Dept. Agr. Bur. Entom., bul. 82, pp. 25-28, 1909. 



Laspeyrcsla (Grapholltha) spp. 

 (Pea Moths. Tortricidae; Lepidoptera.) 



Species: L. Jorsana Fabricius; Europe; Tpeas,hesi,n8, Orobustuberosus, and Trifolium 

 pratense. L. nebritana Treitschke; Sudan; lentils, field peas, wild legumes. ::^L. 

 nigricana Stephens; Europe and Canada since 1893; peas. 



Injury: Bore in the pods. 



Desaiption and biology: Moths, brownish; dorsana with crescentiform white spots 



on foremngs; nigricana a little smaller than nebritaria, the latter with two curved lines 



near tip on each forewing. Larvae bore in pods. 



SoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, pp. 281, 282, 



283, figs. 205-206. 



Contarlnia pisi Winn. 



(Pea Midge. Itonididse [Cecidomyiidee]; Diptera.) 



Hosts: Pea. 



Injury: Breeds in the hulls of peas, impairing or destroying the yield. 



Description: Midge, yellow, thorax banded with brown, antennae black; length 

 2 mm. Maggot white, 3 mm. long. 



Distribution: Europe. 

 SoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, pp. 446, 447. 



B. OTHER IMPORTANT PEA INSECTS. 



HEMIPTERA. 

 Aphididse. 



>(c Macrosiphum pisi Kaltenbach. 



COLEOPTERA. 

 Elateridae. 



Agrioles lineatus Linnaeus. (See Tobacco.) 

 Mylabridae (Bruchidse). 



H< Mylabris rufimanus Boheman, California, >tc M. pisorurn LinnsBUS, M. lentia Frolichs, Jl/. pallidicorni! 

 Boheman, -^Acanthoscelides obtectus Say, :Jfi Pachymerus chinensis Linnoeus, >K P. quadrimaculatus 

 Fabricius; attack seed. (See Beans.) 

 Curculionldse. 



Sitona lineata Linnaeus, ^S. flavescens Marsti, and ^S. hispidula Fabricius; Europe. (See Clover.) 



LEPIDOPTERA. 

 Lycsenidse. 



Zizeralabradus Godt.; Australia; attacks pods. (See Beans.) 



DIPTERA. 

 Agroniyzidse. 



Phytomyza afflnis Fallen. (See Tobacco.) 



