Twelfth Keport of the State Entomologist ITS 



PAGE. 



The expresBiveuess of their scientific names, 321. The family has 

 received but little study, 321. Mosquitoes occur in every known part of 

 the globe, 321. Their abundance has given name to several localities, 

 322. Comparatively scarce in England, 322. Various means of protec- 

 tion adopted in foreign countries, 323. Oil of tar and carbolic acid re- 

 commended as a preventive of mosquito bites, 323. Effect of bite varies 

 in individuals, 323. The results of numerous bites are serious, 324. The 

 poison injected into the wound causes the blood to flow more readily, 

 324. Palliatives for the bite, 325. Interest attaching to the manner of 

 biting, 325. Only the female mosquito is able to bite, 326. The male 

 feeds on the nectar of flowers, 326. The general structure of the mouth- 

 parts of insects, 326. The number found in mosquitoes, 327. The 

 mouth-parts figured, 327. The labrum-epipharynx and hypopharynx de- 

 scribed, 327. The maxillae and their function, 328. The labium the 

 largest of the mouth-parts, 328. Its use in the operation of biting, 328. 

 The relative position of the mouth-parts described and figured, 329. 

 Nothing created in vain, 329. Insects should be destroyed only when 

 excessively abundant, 330. The larval mosquitoes prevent water be- 

 coming foul, 330. Thepreyingof the lower forms oflife upon one another, 

 330. Newspaper account of mosquitoes preventing yellow fever by inocu- 

 lation, 331. Serves also as a Filaria host, 331. May convey elephantiasis 

 to man, 331. Mosquitoes may have been one of the ten plagues of Egypt, 

 332. Their numbers and conditions favorable to the theory, 332. The eggs 

 of unusual interest, 332. Their description and manner of deposit, 333. 

 The larvse known as "wigglers" or "wrigglers," 333. The larva and 

 IJupa described, 334. The habits of the latter, 334. The transformation to 

 the imago, 334. Many perish in the final change, 335. A few important 

 references, 335. 



A Plea for Entomologicai, Study 336 



Introductory, 336. The infinity of nature, 336. The value of ento- 

 mological study as a mental discipline, 336. This branch of science 

 demands close, accurate work, 337. Insects for study to be found every- 

 where, 337. They even force themselves upon one's attention, 337. 

 Many may be taken within doors, 338. The ease with which a collection 

 is made, 338. A program suggested for the study, 338. Secure the 

 cocoons of a large moth, as Attacus Fromethea, 338. Allow the moths to 



