March, 1896.J PACKARD, On DEFENSIVE GLANDS OF INSECTS. 
31 
Kiinkel, J. —La punaise de lit et ses appareils odoriferants. (Comptes Rendus, 
ciii, 1886, pp. 81-83. Annals & Mag. Nat. Hist. 5th Ser. xviii, 1886, pp. 167-168.) 
Packard, Alpheus Spring. —The fluid ejected by notodontian caterpillers 
(Amer. Nat. 1886, xx, pp. 811-812.) 
-An eversible “gland” in the larva of Orgyia. (Amer. Nat. 1886, xx, 
p. 814.) 
-5th Rep. U. S. Ent. Comm. Insects injurious to forest and shade trees, 
p. 136, 1890. 
-Hints on the evolution of the bristles, spines and tubercles of certain 
caterpillars. ( Proc. Boston Soc. Nat. Hist, xxiv, 1890, p. 551.) 
-Notes on some points in the external structure and phylogeny of lepi- 
dopterous larvae. (Proc. Bost. Soc. Nat. Hist, xxv, 1890, pp. 83-114.) 
Loman, J. C. C. —Freies Jod als Driisensecret. (Tijdschr. Neder. Dierk. 
Ver. Deel 1, 1887, PP* 106-108.) 
Riley, Charles Valentine. —Proc. Ent Soc. Washington, March 13, 1888. 
i, pp. 87-89. 
-Notes on the eversible glands of larvae of Orgyia and Parorgyia leuco- 
pheea and P. clintonii (achatina). (See 5th Rep. U. S. Ent. Comm. p. 137.) 
Denham, Ch. S. —The acid secretion of Notodonta concinna. (Insect Life, 
i, p. 147, 1888. Hydrochloric acid). 
Michin, Edward A. —Note on a new organ, and on the structure of the 
hypodermis, in Periplaneta orientalis. (Quart. Journ. Micros. Sc. Dec. 1888, xxiv, 
I PI.) 
- Further observations on the dorsal gland in the abdomen of Periplaneta 
and its allies. (Zool. Anz. 27 Jan. 1890, pp. 41-44.) 
Maynard, C. L. —The defensive glands of a species of Phasma, Anisomorpha 
buprestoides. (Contributions to Science, i, April, 1889.) 
Schaeffer, Caesar. —Beitrage zur Histologie der Insekten. (Zool. Jahrb. 
Morph. Abth. iii, pp. 611-052, T. 29, 30, 1889. Treats of the ventral glands in 
prothorax of caterpillars. Scales and hairs are secretions from the very greatly 
enlarged hypodermic cells). 
Gilson, G. —Les glandes odoriferes der Blaps mortisaga et de quelques 
autres especes. (La Cellule, v, 1-21, PL, 1889.) 
--The odoriferous apparatus of Blaps mortisaga. (Rep. 58th Meeting 
Brit. Assoc. Adv. Sc. 1889, pp. 727-728.) 
Haase, Erich. —Ueber die Stinkdriisen der Orthoptera. (Sitzgsber. Ges. 
Naturf. Ereunde, Berlin, pp. 57-58, 1889. ' 
-Zur Anatomie der Blattiden. Zool. Anz. xii, Jahrg. pp. 169-172, 1889.) 
Herbst, Curt. —Anatomische Untersuchungen an Scutigera coleoptrata. 
(Ein Beitrag zur vergleichenden Anatomie der Articulaten. Dissert. Jena, pp. 36 
(Hautdrusen, Coxal—Organ.), p. 1, 1889.) 
Wheeler, William M. —Hyd rocyanic acid secreted by Polydesmus virginien- 
sis Drury. (Psyche, v, p. 422.) 
-New glands in the hemipterous embryo. (Amer. Nat. Feb. 1890, p. 
187. Odorous (?) glands). 
Jackson, W. Hatchett. —Studies in the morphology of the Lepidopera. 
Pt. i. (Trans. Linn. Soc. London, 2 ser. zool. v, May, 1890.) 
