27 



BIBLIOGRAPHICAL RECORD. 



Authors and Societies are requested to forward their works to the Edi- 

 tor at the earliest date possible. We ask our readers to inform us of the 

 publication especially of those works which are not generally consulted by 

 entomologists. B. Pickman Mann. 



{Continued from page 24.) 



* 46. Theo. B. Comstock, B.S. p. 76-77. 



Peculiar faunal characteristics of the Yellowstone National Park, and 

 their supposed explanation; advantages for study in the Park. 



* 47. W. G. Farlow, M.D. p. 113. 

 Flowers of Aconitum septentrionale perforated by an insect. 



* 48. C. V. Riley. A new (?) iEgerian Maple Borer, 

 p. 123-124. 



TrochUium acerlcohim = JEgeria acerni. [See above, No. 45.] 



* 49. W. G. Beal. The Fertilization of Gentians by 

 Humble Bees. p. 180-181, p. 226. 



Actions of Bombus sp. ? upon flowers of Gentiana Andrewsii and G. cri- 

 nita; variety of contrivances by which insects fertilize flowers. 



* o0. C. V. Riley and A. S. Packard, Jr. Entomol- 

 ogy in Missouri, p. 181-188. 



Discussion on the number of segments in the head of an insect; on class- 

 ification; on Mylilaspis pomicorticis Riley. 



* 51. C. V. Riley. Economic Entomology, p. 189-190. 



Demand for more attention to, and better representation of the agricul- 

 tural interests of the country. Inadequacy of measures propounded for 

 the wholesale destruction of noxious insects. 



* 52. C. V. Riley. The Habits of Polistes and Pelopaeus. 

 p. 229-231. 



* 53. T. G. Gentry. Notes on the Plant Lice. p. 231- 

 233. 



Time of occurrence and functions of winged and wingless forms; differ- 

 ence and cause of production of the sexes. 



* 54." F. E. L. Beal. "Assembling" among Moths, 

 p. 234-236. 



Attraction of male Altacus Promethea moths to females in secluded and 

 unnatural places. 



* 55. Prof. A. M. Mayer. Organs of Hearing in Insects, 

 p. 236-237. 



Diverse action of the variously long fibres of the antennae of the male 

 mosquito under the impulse of different sound-vibrations, coming in differ- 

 ent directions. 



