44 A MANUAL OF DANGEBOUS INSECTS. 



Chrysomelidae. 



Casiidi. viUati Vill; Europe; larva and adult feed on foliage. 



Chalcoiies chloTis Foudr., ChxtKneTiitihiiUsmmr, Psylliodes attenuata Koch, P. chrysocephala Lin- 

 naeus, Phyllotreta oittula Redt^nbacher, P. nemorum Linnaeus, P. nigripes Fabricius, P. atra Fabri- 

 cius, P. cruciferx Goezo, flea bsetles; Europe; injure the foliage. 



BrachyrhinidaeCOtiorhynchldseJ. 



Brachfirhinus raucus Fabricius (Otiorhynchus), B. ligustki Linnieus, B. orbicularis Herbst- Europe- 

 adults injure the foliage and young plants. 



Psallidium maxillosum Fabricius; Europe; adult injures plants. 

 Curculionidae. 



Liparus coronatus Goeze; Europe; breeds in the roots. 



Bolhynoderes punetiventris Germar; and B. farimsus Fahraeus; Europe; adults injure foliage larvfe 

 breed in roots. ' 



Cleonus piger Scopoli, C. fasciatus Miiller, C. mendicus Gyllenhal, C. tigrinus Panzer, C. ucrainiensis 

 Gawr., C. pedestris Podg., C. clnereus Schr.; Europe; breed in roots of beets or adults attack seedlings 

 and foliage. ^ 



Lizus ascanii Linnaeus: Europe: breeds in the stems. 



Clonus scrophul%rix Linnaeus: Europe; adults feed on foliage of beets and mangolds. 



„„_,.. LEPIDOPTERA. 



Pyralidae. 



:^Phlyctsema/errugiills Hiibner; Europe, Asia, North America (see Cabbage). 

 Noctiiidac. 



Agrotls segetum Schiffermiller, A. plecta Linnaeus, A. exdawationis Linnsus, cutworms- Europe- 

 injure young plants and roots. 

 Mamestra brassicx Linnasus, M. dlssimilis Kn., M. oleracea LinnsEus; Europe; feed on foliage 

 Calocampa exolela Linnfeus; Europe; attacks beets. 

 ^Plusla gamma Linnaus; Europe; Asia, North America; in Europe injurious to beets. 



T«,«*v, .• -^ HYMENOPTERA. 



Tenthredinidae. 



Athalla spinamm Fabricius, a saw fly; Europe; South Africa; attacks foliage of beets (see Turnip). 

 Tipulida.. DIPTERA. 



PachyrUna maculata Meigen, a crane fly; Europe; larva attacks the roots of beets. 



Tipula oleracea Linnaeus and Tipula paludosa Meigen; Europe; also occasionally attack beet root-. 



LITERATURE. 



"Jablonowski, J. Die Tierischen Feinde der Zuckerriibe (translation by J. Reitzer), Budapest 1909 

 hoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d edit., 1913, vol. 3. 

 Bargagli. p. Rassegna Biologica di Rincofori Europei, 1S83-1SS7. 



BteRSEEM; EGYPTIAN CLOVER. 



(Trifolium alexandrimim Linnaeus. Family Leguminoste.) 

 This forage plant has been introduced in a small measure into the United States 

 from Egypt. It has a number of important enemies in Egypt which attack other 

 crops also grown in this country. (See (.'lover.) 



BETEL NUT. 



(Areca catechu, etc. Family, Palmacese.) 

 A tropical palm jdelding the betel nut of commerce. 



IMPORTANT ARECA INSECT.S. 



Coccid^: HEMIPTERA. 



Armored— 

 Aspldlotus ( Chrysomphalus) alienus Newstead; Areca lutcscens. 



^Plnnaspis buxi Bouch^; Trinidad, Brazil, New York, District of Columbia; Areca catechu, A.lutes- 

 cens. Female scale 1—1.5 mm. long, narrow, reddish-brown or orange-brown with extremity lighter. 

 Second cxuvium comparatively large, occupying a trifle over one-third the puparium, which^bears 

 a strong resemblance to that of Lepidosaphes. Sides nearly parallel. 

 Unarmored— 



Coccus acutissimus Green; Ceylon; Arecc caiechu. (See Mango.) 

 Coccus mrnmws Newstead: England; Me>ico; Areca catechu. 

 Leucodiaspis cockerelti de Charmoy; Brazil; Areca lutescens. 



