814 The American Naturalist. (September, 
Darl, Wm. H.—A preliminary catalogue of the shell-bearing 
marine mollusks and brachiopods of the southeastern coast of 
the United States. Bull. U. S. Nat. Mus., No. 37, 1889.—Enu- 
merates 21 forms. 
Preliminary report on the collection of Mollusca and 
Brachiopoda obtained [by the U. S. Fish Commission steamer 
Albatross] in 1887-8. Proc U.S. Nat. Mus., XII., p. 219, 1889 
[1890].—See Am. Nart., XXIV. 
Rorre, C. W.—Characters and distribution of the genera of 
Brachiopods. Aw. Nart., XXIII, p. 983, 1889 [1890]. 
VERMES, INCERTE SEDIS. 
ZELINKA, C.—Die Gastrotrichen. Zeit. wiss. Zool, XLIX. 
p. 209, 1889.—See Aw. Nar., XXIII, p. 912. 
MOLLUSCA. 
ForD, JoHN.—Remarks on Oliva inflata [etc.]. Proc. Phila. 
Acad., 1889, p. 137.— On the variation of the Olivas. 
Dar, W. H.—On the hinge of the Pelecypods and its devel- 
opment, with an attempt toward a better subdivision of the group. 
Am. Jour. Sci. and Arts, XXXVIII., p. 444, 1889.—Criticises 
existing classifications of Lamellibranchs, and proposes one bas 
primarily on hinge structure. Vide Am. Nar., Dec. 1889. 
Fonp, J.—Notes on Crepidula. Proc. A. N. S., Phila., 1889, 
P- 345, 1890.— Maintains specific validity of C. glauca. 
SHARP, B.—Acctivity in Donax. Proc. A. N. S., 1889, p. 347; 
1890. 
Pırrserv, H. A.— New and little-known American Mollusks, 
IL Proc. A. N S, Phila, 1889, p. 411, 1890.—Describes as 
new Pupa calamitosa" (Cal. and Lower Cal), P. sterkiana (L. Cal), 
Zonites simpsoni (Ind. Ter.), Z. selenitoides (Cal.), Helix (Hemttro- 
chus) streatori (West Indies), Pupa holzingeri Sterki (Iowa, Minn.). 
Darr, W. H.—Preliminary report on the collection of Mor 
lusca and Brachiopoda obtained [by the U. S. Fish Commission 
steamer Albatross] in 1887-8. Proc. U. S. Nat. Mus, XII, P- 
219, 1889 [1890].—See Am. Nart., XXIV., p. 582. 
