258 The American Naturalist. [March, 
Patten, W. H.—Is the Ammatidium a hair-bearing sense-bud? 
Anat. Anzeiger, V., p. 353, 1890.— Vide Am. Nart., XXIV, p. 
1084, 1890. 
-= Watase, $.—On the migration of the retinal area, and its rela- 
tion to the morphology of the simple ocelli and the compound 
eyes of Arthropods. J. H. U. Circ., IX., 63, 1890. 
CRUSTACEA. 
PARKER, G. H.—The histology and development of the eye in 
the lobster. Bull. Mus. Comp. Zool., XX., p. 1, 1890. 
GARMAN, H.—A new fresh-water crustacean. Bull. Essex 
Inst., XXII., p. 28, 1890.—Mancasellus macrurus, from Ky. 
Faxon, WALTER.—Notes on North American crayfishes— 
family Astacidæ. Proc. U. S. Nat. Mus., XII., p. 619, 1889 
[1890].—Additional localities for many species. Cambarus ever- 
manni, C. hylas are new. 
Harerrt, C. W.—Some habits of the crayfish. Am. Mo. 
Micros. Jour, X1., p. 111, 1890. 
Herrick, F. H.—The development of the American lobster 
(Homarus americanus). J. H. Circ., IX., p. 67, 1890. 
LEIDY, J.—Parasites of Mola rotunda. Proc. Phila. Acad., 
1890, p. 281.—Penella filosa, Conchoderma virgata. Cicrpos 
latreillei, Lemargus muricatus. - 
ARACHINDA. 
MICHAEL, A. D.—On a collection of Acarina formed in 
Algieria. Proc. Zool. Socy. London, 1890, p. 414.—Describes 
as new Notaspis burrowsii, from specimens collected in Algiers, 
and from “ the district of Lake Winnipeg, Canada.” 
LEIDY, JoszEPpH.—Remarks on ticks. Proc. Phila. Acad., 1890, 
p. 278.—Habits of tick referred to Amblyomma americanum. 
* Simon, E.—Arachnides recueilles au Greenland, en 1888, par 
M. Ch. Rabot. Bull. Soc. Zool., France, XIV., p. 289—Four 
species, one new. 
Morean, T. H.—Preliminary note on the embryology of the 
Pycnogonids. J. H. U. Circ, IX, p. 59, 1890. 
* PECKMAN, ELIZABETH G.—Protective resemblances in spiders. 
Oc. papers Wisc. Nat. Hist. Soc., I., p. 61, 1890. 
* Peckman, G. W. and E. G.—Sexual selection in Attida ; 44, 
Ey py 3 TS 
