132 The American Naturalist. '  .  [February, 
RECENT BOOKS AND PAMPHLETS. 
ALBRECHT, Dr.—Uber den Stammbaum der rieg ee der Phy- 
` sikalisch-Gkonomischen Gesellschaft zu Königsberg, June, i m the author. 
ALLEN, J. A.—On Seasonal Variations in Color in SA budeoulah —A Review 
of Some of the North American Ground —, e the Genus Tamais. Exts, Bull- 
Am. Mus, Nat. Hist., Vol. III., sen From 
Annual Report of the Kan periment ae Skk Agri. College, 1888. . 
Atlas of Northern Ama Cond Field; Atlas to Reports HH and HHH. 
From the Penna. Geol. Survey. 
A A, M.—Informe sobre el Estado Actual del Volcan de Colima. From the 
author. 
BAUR, G.—Neue Beiträge zur Morphologie des ER e Säugetiere. Sonder- ; 
Abdruck aus Anzatomischer Anzeiger, IV. Jahrgang (18 ! 
—— Bemerkungen über den Carpus der ek ee sas: eo ye im All 
gemeinen. Separat-Abdruck aus Morpholog. f. Jahrbuch, XV. Bd., 
—Die Systematische Stellung von eee ae Blainv. Sone Abdruck austen 
Biologischen Centralblatt, } March, 1 : 
—— Ueber den Ursprung der A der ramte (8) 
Sera Vereins zu Metzingen in Wiirtemberg, April, 1887. From the author. 
BAXTER, S.—Berlin: A Study of em Government in Germany. Bull. Essex 
Institute, Apii, May, June, 1889. From the a ken 
BEAN 4 w Fishes Collected of op Coast of Alaska and the Adjacent pe 
ve sian Ba Peec U.S. Nat . Mus., Vol. XIII., pp. 37745: Frome 
aa ECKER, G. F.—The Washoe Rocks. Ext. Bull. No. 6, Cal. Acad. ‘Sei From : 
the author. 
BEECHER, C. E.—On the Development of the Shell in the Genus Tonoceras noceras Hyatt 
BOULENGER, G. A a n C., W. De Vis’s Recent — to the Her 
petology of.Australia. Ext. and Mag. Nat. Hist., Nov. Hist, 
the Varieties of ey ocellatus Forsk. Ext. ps ad Mag. Nat. J 
June, 1890. en 
——An Account of the Batrachians pram in Burma by M. L. Fea, " the See 
Civic Museum. Ext. Annali del Museo Civico, 1887. and Mag. 
——A Reply to M. De Betta’s Remarks on i Rida temporaria. Ext. Aan. 
Nat. Hist., March, 1886 _First 
——Fourth ourth Contribution to the ee gees of the Solomon Islands — List of 
port on Additions to the Lizard Collection in the British Museum (Nat. ch 
the Reptiles, Batrachians, and a ai Fishes Collected by Prof. Moesch y 
Iversen in the District of Deli, Sumatra. Exts. Proc. London Zool. Soc., 189%: 
the author. 
Archean Areas of Northern New Jersey and Southeastern New Yor 
S., 1887. From the the aut thor. 
Bulletin ~ Z Penna. State College Agri. Station. 
Bulletin de l'Academie Sape des Sciences des Lettres et des Beaux 
gique, 18go 
CARLSSON, A.—Untersuschungen ueber Gle ligaman -Reste pei Schlangen: 1 
Till K. Svenska Vet. Aked, Handlingar. Band II., No. 1 ; 
