62 ENTOMOLOGICAL NEWS. [April, 



The Zweite Abtheilung of Dr. Arnold Lang's Lehrbuch der Vergleich- 

 enden Anatomic (Text-book of Comparative Anatomy), Jena, 1889, con- 

 tains that portion of the work treating of the Insecta. According to the 

 classification here adopted the Insecta {Hexapodd) are divided into sixteen 

 orders. Dr. Lang successively treats of the External Organization, Integu- 

 ment, Musculature, Alimentary Canal, Nervous System, Sense Organs, 

 Circulatory System, Fat Bodies, Respiratory' System, Sound-producing 

 Apparatus, Sexual Organs, Dimorphism and Polymorphism, Development 

 and Life-history, and Phylogeny of Insects. A bibliography of important 

 works on the anatomy, development, etc., of insects completes this section. 



ZooLOGiscHER Anzeiger for January, 1890, No. 326, contains " Further 

 observations on the Dorsal Gland in the Abdomen of Periplaneta and its 

 allies," by Edw. A. Mmchin. " Note on the Sexual Apertures of the 

 Lepidoptem Chr>'sa!is," by W. Hatchett Jackson. Note on H. T. Fer- 

 nald's paper entitled, " External Sexual Markings of Pupae." 



" Butterflies of North America," by W. H. Edwards, third series, part 

 9, contains figures and descriptions oi Arg. nevadensis $, A. halcyone'^ . 

 Life-history of Arg. aphrodite, Satyrus pegala, Sat. alope var., Erebia 

 epipsodea, figures and life-history, also figure of epipsodea var. Bnicei. 



Entomologist's Monthly Magazine, February, 1890, " Gelechia 

 portlandicella n. sp." by N. M. Richardson. " Nepticula aiiromarginella 

 n. sp." by N. M. Richardson. " Description of the Micropteryx of the 

 hazel {M. Kaltenbachii)," by H. T. Stainton. " Notes on Dr. Jordan's 

 observations on Norwegian Lepidoptera, " by W. M. Schoyen. "On the 

 Coleoptera found in a small mossy bank at Knowle, Warwickshire," by 

 W. G. Blatch. " Notes on the metamorphoses of two species of the genus 

 Tinodes,'' by Kenneth J. Morton. "Observations on Coccida;," by Al- 

 bert C. T. Morgan. Diaspis zamice n. sp. described. " Descriptions of 

 new species of South American Halticidae of the group CEdipodes," by 

 Martin Jacoby. 



American Naturalist, January, 1890, " Rectal Glands in Coleoptera," 

 by H. T. Fernald. 



Queries and. Answers. 



p. C. Truman writes, " will you kindly give me a little aid through the 

 News. Some of my set specimens of butterflies and moths show spots, 

 which have seemed to slowly spread. These spots are darker than the 

 balance of the wing, and they look shiny and oily. What is the matter, 

 and what is the remedy?" The disfigurement is due to oil being ab- 

 sorbed by capillary attraction into the wings from the body. Why some 

 specimens grease and others do not is probably not known. Take a turn- 



