338 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
2343. Riley, C. V. —Continued. 
Chapter III—Continued. 
remedies, 35,36—Arsenic, 36—Paris green, 36-38—Planting jute, 
38—Machinery, 38—London fiurple, 38—Pyrethrum, 38. 
Chapter IV: 
The cotton-worm in other countries. 39 
Geographical distribution of Aletia xylina, 39—Other insects injuri¬ 
ous to cotton in the Eastern Hemisphere, 39—Occurrence of Aletia 
xylina on the Pacific coast of Mexico, 39-40—On the Gulf coast of 
Mexico, 40-41—In Yucatan, 41—In the West Indies, 42—In the 
northern countries of South America, 42-43—In Brazil, 43-44. 
Chapter V: 
On the anatomy of Aletia. By Edward Burgess and C. S. Minot- 45 
Circumstances under which this chapter was prepared, 45—Exter¬ 
nal anatomy of larva, 45—True legs, 45—Prolegs, 46—Colored 
markings, 46—Stigmata, 46—Internal anatomy of larva, 47— 
Head, 47—Ganglia, 47—Digestive canal, 47—Malpighian vessels, 
47—Salivary glands, 47—Dorsal vessel, 47—Stomach, 48—Exter¬ 
nal anatomy of imago, 48—Method of preparing the exoskeleton 
for examination, 48—Head and appendages, 48—Prothorax, 48, 
49—Mesothorax, 49—Metathorax, 49, 50—Supposed organ of 
hearing, 50—Abdomen, 50-51—Spiracles, 51—Legs, 51—Scales, 
51-52—Scale-pores, 52—Proboscis, 52—Spines, 53—Internal anato¬ 
my of imago, 53—Digestive canal, 53—Pharynx, 53-54—Salivary 
glands, 54—(Esophagus, 54—Food reservoir, 54-55—Stomach, 55— 
Malpighian vessels, 55—Intestines, 55—Aorta, 55—Nervous sys¬ 
tem, 55—Ganglia, 55—Terminal body segments and organs of re¬ 
production, 56—Brush-sac, 56—Male organs of reproduction, 56— 
Testes, 57—Vasa deferent La, 57—Penis, 57—Female organs of re¬ 
production, 57—Ovaries, 57—Sebaceous glands, 57—Vagina, 58— 
Copulatory pouch, 58—Terminal abdominal segments of the 
female, 58. 
Chapter VI: 
The cotton belt. By Prof. E. A. Smith.,. 59 
A. General features of the cotton States. 59 
Region included in the cotton belt, 59—Climate, 59—Winds, 59— 
Rainfall, 59-61—Temperature, 61-62—Geological sketch, 62-63— 
Topography, 63-64—Soils, 64-65—Agricultural subdivisions, 65— 
Regions of forest growth, 66-67. 
B. Description of the agricultural-subdivisions. 67 
The alluvial region, 67-68—The lower prairie region, 68-69—The 
long-leaf pine region, 69-71—The oak uplands region, 72-73—The 
upper prairie region, 73-75—The red and brown loam region, 75- 
77—The sandy and siliceous lands of the older formations, 77-79- 
The gneissic region, 79-80. 
Chapter VII : 
Terrestrial and meteorological influences affecting the worm. 81 
Condition of soil and plant connected with the appearance of the 
first worms, 81—The earliest worms are confined to the “low 
lands,” 81; and to luxuriant plants, 82; and to the vicinity of 
winter shelters, 82; and to the same localities, 82—Influence of 
wet weather on the development of the worms, 83—Severe rains 
with gales destroy both worms and crop, 83—Late cold rains do 
the same, 84—Frequent summer rains favor the development of 
tiff) worms, 84—Hot, dry weather.destructive to them. 84—Artifu 
