BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 303 



2167. EILEY, C. V. Number of molts and length of larval life as in- 



fluenced by food. <Amer. Nat., May [18 April], 1883, v. 17, 

 pp. 547-548. 



Variability in habits and characters of insects; periods and number of molts 

 observed in'larvae of Tenebrio molitor, T. obscurus and Trogoderma tarsale', 

 conclusion that insufficient food retards development and occasions frequent 

 molting. 



2168. [EiLEY, C. V.j Entomological notes. <Amer. Nat., May [18 



April], 1883, v. 17, pp. 549-550, 

 Brief notes on recent publications. 



2169. KILEY, O. V. Larval stages and habits of the bee-fly Hirmoneura. 



<Science, 27 April, 1883, v. 1, pp. 332-334, figs. 1-3. S.-b. No. 

 42, p. 52. 



Summary of the life-history of Hirmoneura olscura condensed from Handlirsch, 

 and from Brauer ; figures the several stages ; correspondences of the struc- 

 ture and early history of the larva : predictions in reference to the larvae of 

 BoTnibyliidoe. 



2170. KILEY, 0. V. The capitalizing of specific names. <Papilio, 



March [April], 1883, v. 3, p. 62. 

 Inquiry as to the use and purpose of capitalizing specific names.. See No. 2257. 



2171. EILEY, C. V. Observations on the fertilization of Yucca and on 



structural and anatomical peculiarities in Pronuba and Pro- 

 doxus. <Gardener's Mo. and Hortic. April, 1883, v. 25, pp. 118- 

 119. S.-b. No. 51, p. 122^. Eeprint: <Proc. Amer. Assoc. Adv. 

 Sci. for 1882, 1883, v. 31, pp. 467-468. Separate : <Salem. Mass., 

 July, 1883, pp. 467-46S. Abstract: <Amer. Nat., February 

 [31 January], 1883, v. 17, p. 197. 



Description of the manner in which Pronuba yuccasella gathers the pollen in 



- flowers of Yucca ; the work of this species necessary for the fertilization of 



the capsular species of Yucca, the irregularity of whose fruit is due to its 



punctures ; description of the egg and of the manner of ovipositiou of this 



species. 



2172. EILEY, C. V. The potato-stalk borer. <Eural New Yorker, 12 



May 1883. S.-b. No. 42a, p. 213. 



Answer to inquiry ; life-history and means against Baridius [= TrieAo&am] 

 trinotata. 



2173. EILEY, C. V. Jumping seeds and galls. <Proc. U. S. Nat. Mus., 



12 May, 1883, v. 5, pp. 632-635, fig. Separate: <[Washington, 

 1884], pp. 632-635,'fig. 



Description of seeds of "arrow- weed"; their motions caused by larvae of 

 Carpocapsa saltitans ; figures of the seeds and of the larva, pupa, and imago 

 of the Carpocapsa ; habits and seasons of the same ; description of the plant 

 bearing these seeds; character and motions of the gall of Cynips q.-salta* 

 torius. 



2174. EILEY, C. V. Note on cluster-flies. <Proc U. S. Nat. Mus., 12 



May, 1883, v. 5, pp. 636-637. 



Habits of Pollenia rudis ; notice of recorded cases of swarming among the 

 Diptera. See No. 2128. 



