X TABLE OP CONTENTS. 



CHAPTER XV. 



Page. 

 Insects liable to be mistaken for Aletia 345 



Confusion of Aletia with other moths, 345 — with Aspila virescens, 345 — char- 

 acters of the most important of these moths to he illustrated in this chap- 

 ter, 345 — list of these moths, 345 — account of Anomis erosa Hiibner, 345 — 

 its geographical distribution, 346 — structure of its eggs, 346 — distinguished 

 from egg of Aletia xylina, 346 — its seasons, 346 — habits of larva, 346 — char- 

 acters of moth, 347 — detailed description of egg, 348 — larva, 348 — pupa, 

 349— seasons and food-plants, 349 — account of Anomis teorana, n. sp., 350— 

 habitat of A. exacta, 350 — of A. texana, 350 — larva distinguished from that 

 of Aletia xijliaa, 350 — pupa distinguished, 350 — account of Leucania uni- 

 puncta Haworth, 350 — reference to discussions about this species, 350 — its 

 geographical distribution, 351 — oviposition, 351 — food-habits of worms, 

 351 — pupation, 351 — number of broods, 351 — hibernation, 351 — account of 

 Aspila virescens, 351 — synonymy, 351 — confounded with Aletia xylina only 

 in pupa state, 351 — pupae of the two species distinguished, 352 — food- 

 plants of A. virescens, 352 — moth distinguished from that oi Aletia xylina, 

 352 — account of Dr aster ia erechtea (Cramer), 352 — its geographical distri- 

 bution, 352 — variations in size of moth, 352 — food-plants of larva, 352 — 

 habits of moth, 352 — number of broods, 352 — oviposition, 353 — colors of 

 larva, 353 — account of Laphygma frugiperda, 353 — its food-habits, 353 — 

 synonyms, 353— account oi Platyhypena scabra (Fabr.), 354 — geographical 

 distribution, 354 — food-plants, 354— number of broods, 354 — reference to 

 descriptions of larva, 354 — Euplectr us platyhy pence Howard, bred from larva, 

 354 — account of Phoheria atomaris (Hiibner), 354 — reference to descriptions 

 and figures of moth, 354 — food-plant of moth, 354. 



CHAPTER XVI. 



The Boll Worm {Heliothis armigera Hiibner) 355 



Introductory, 355 — one of the foremost of our injurious insects, 355 — 

 extent of its ravages, 355 — nomenclature, 357— synonyms, 358 — popular 

 names, 358 — geographical distribution, 358 — food-plants, other than cot- 

 ton, 359— corn, 359— tomato, 361 — tobacco and other soZanacece, 362 — legumi- 

 nosce, 362 — cucurhitacece, 363 — malvaceoe, 363 — other food-plants, 363— char- 

 acters and transformations, 364 — the egg, 364 — the larva, 365 — the pupa, 

 370 — the imago, 371 — number of broods, 372 — hibernation, 373 — summary 

 of the distinguishing points comx^ared with Aletia, 374 — egg, 374 — larva, 

 374 — pupa, 374 — adult, 374 — natural enemies, 375 — remedies, 377 — early 

 planting, 378 — low corn m. high corn^ 378 — fall plowing, 378 — destruc- 

 tion of the moths, 379— lights and poisoned sweets, 379— hand-picking, 

 380 — poisoning, 381 — pyrethrum, 381 — bibliography, 382. 



EXPLANATION TO PLATES 385 



Plate I-III, 385— IV-VII, 386— VIII-XI, 387— XII-XVI, 388— XVII-XX, 389— 

 XXI-XXV, 390— XXVI-XXVIII, 391— XXIX-XXXII, 392— XXXIII- 

 XXXVIII, 303— XXXIX-XLII, 394— XLIII-XLVII, 395— XLVIII-LIII, 

 396— LIV-LVII, 397— LVIII-LXI, 398— LXII-LXIV, 399. 



