1890.] Recent Books and Pamphlets. 649 
defined armature of teeth. The pharynx presents ten to fifteen 
longitudinal folds, the number varying in different parts—the 
average twelve or thirteen. 
I have seen no specimens of Semiscolex grandis Verrill, but 
draw from the author’s description distinctions in the number of 
annulations (“about ninety” in grandis), the markings of the 
upper lip, the positions of the sexual orifices (in grandis in the 
twenty-fifth and thirtieth annuli respectively), and in the color 
markings—grandis being without stripes, and spotted or blotched 
with dark, in Verrill’s specimens. 
« 
RECENT BOOKS AND PAMPHLETS. 
“AGASSIZ, and C. O. WHITMAN.—The irme of Osseous Fishes. History 
of the Egg from Fertilization to Cleavage. emoirs Harvard Mus. Comp. Zool., Vol. 
XIV., 1889. Pu Á. Agassiz. 
ALBRECHT, DR.—Uber den gamers der Raubthiere. Sitzungsbericht der 
Physicalisch-ókonomischen Gesellschaft zu Konigsberg, 1879. 
ALLEN, W. F., and D. E. SPENCER.— Higher Education in Wisconsin. Bur. of Ed., 
Cir. or Int No. 5 t 
Annual Report Geol. and Nat. Hist. Sur., Canada, Vol. III., 1887-88, with maps. 
Annual Report Ohio Agri. Eper. Station, 1888. 
Annarulü Binroulin gr An: Anul V., at I 
Annarulü logicü, Anul II., 1885. 
Barus, C.—On the "Thermo-Electri ectric EN of High Temperatures, Bull. 
U. S. Geol. Sur., No, 54, 1889. From the Dept. Int. 
BECKER, G. F.—Geology of the Quicksilver Deposits of the Pacific Slope. Mono- 
U. S. Geol. Sur., Vol. XIII. 
BOULENGER, G. A.—Descriptions of a New Snake and Two New Fishes obtained by 
m H. von A in Brazil.—Descriptions of New Typhlopidæ in the British Museum. 
f New Reptiles and Batrachians from M. r. Extracts Ann. and 
Mag. Nat, Hist., 1889 ‚—Description of a New Batrachian of the Genus Leptobrach: 
obtained by M. S. Fea in the Karens Mts, Burma. Ext. Ann. Mus. Civ, di Sto. "ic 
BURMEISTER, H Be Fossilen Pferde der Pampasformation, 1889. Fromthe author. 
Celebration du Centenaire de M. Chevreul. Brongniart. 
Circular No. 6, Am. Soc. Psychical Research. 
Circular No. 6, No. 8, No. 10, University of Texas, 
LARKE, F. W.—Report of Work Done in the Division of Chemistry and Physics, 
1886-87. Bull. U.S. Geol. Sur., No. = From the Dept. Int. 
D' AGINCOURT, D2—Methodes de Cartographic Geologique Employées par U. S. 
Geol. Sur. 1, Appendice 
` DIXON, S. G—Education in America. Extract Med. and Surg. ao 1890. 
EIGENMANN, C. H.—Notes on the Specific Names of ft 
EIGENMANN, C. H.—On the Genesis of the kenne Piste Extract West 
Am. Sci., 1889. 
