VOL. U1. | Recent Literature. 179 os 
Revision des Calanides d'eau douce is the title of a work recently 
published by the well-known zoologists JULES DE GUERNE and — 
_JuLes RicHARD in the Memoires de la Société Zoologique de 
France, vol. ii, p. 53. In this work are found described by Prof. 
Wi. LILLyJEBorG several species from California. The work isa 
most excellent one, and accompanied by numerous illustrations. 
The following are the species from California: Dzaplonus Eisent, 
D. Franciscanus, D. siciloides, D. signicauda, D. Tyrretli, D. Try- 
borni, D. oregonensis, Osphranticum labronectum, Epischura neva- 
densis, Prof. W. Lilljeborg is now occupied with describing a 
larger collection of fresh-water Copepoda and Astracoda, collected 
in California, and would be pleased to receive any additional speci- 
mens, in order that the account of this branch of California crustacea 
may be presented as fully as possible. G.E. 
4A New Generic Name for the Bering Sea Fur-seal. By T. S. 
PALMER. Proc. Biol. Soc. Wash. vii, 156. The genus Cadohrinus 
is replaced by Cadlotaria, Callirhinus having been used in ento- 
mology and also in herpetology. 
Description of a New Prairie Dog (Cynomys mexicanus) from 
Mexico. By Dr. C. Hart MERRIAM. Proc. Biol. Soc. Wash. 
vii, 157-158. Crnomys mexicanus from La Ventura, Coahuila, 
Mex., collected by Mr. C. P. Streator. 
The Auk for July, 1892, has a colored plate of the Rio Grande 
Turkey (Meleagris gallopavo ellioti Sennett). 4A Study of the Spar- 
vow Hawks (Subgenus Tinnunculus) of America, with Especial 
Reference to the Continental Species ( Falco sparverius Linn.) By 
Epcar A. Mearns. Beginning with a synopsis of the American 
species, the author notices the variations of plumage dependent 
upon age, sex and season. Descriptions are given of new sub- 
species: Falco sparvertus deserticolus, Desert Sparrow Hawk, in- 
habiting ‘‘ Southwestern United States, north to northern California — 
and western Montana, south to Mazatlan in northwestern Mexico.” 
Falco sparverius peninsularts, St. Lucas Sparrow Hawk, from 
Lower California. Falco sparverius equatorilis, Ecuador Sparrow 
Hawk, from Ecuador, S. Am. Dr. Mearns’s paper is based upon a 
study of 297 specimens, of which 24r are from North America north 
of Mexico. Enough phases were noticed to afford a basis for a 
number more subspecies, but the incipient forms have not been 
named. 
