1881.] Recent Literature. 225 
America, with descriptions of new genera and species and critical remarks on others. 
Part 11. Mollusca, with notes on Annelids, Echinodermata, etc., collected by the U. 
S. Fish Ptenay amo Part UI, a of Mollusca recently a added to a fauna 
of Southern New England. By A. E. Verrill. Washington, D. C. (From the 
Sroscehace of the U.S. National Museum, ul. Printed Dec., 1880, ‘and Jan., 1881.) 
8vo, pp. 335-410. 
Descriptions of new ee of Crinoids from the Kaskaskia group of the Sub-car- 
boniferous, pp. 7, pl. 
Notes on some new or little known North American Limnzide, pp. 8.— 
On the Geographical pate) adi s eg — Mollusks of North Amer- 
ica, er the probable cause of their variation, pp. 
Some notes on American Land oe pp- z — 
Remarks on the Trenton Limestone of Kentucky, pp. 17, p 
Descriptions of oieslaeas from the Upper oh ae t Pulaski i 
Kentucky, pp. 7, pl. 
emarks on the genus Pterotucrinus, Lyon and Casseday, pp. 6, pl. ey 
Descriptions of new Crinoids from the rere ee oup of the Lower 
and the he ‘Sab. carboniferous of Kentucky, pp. 9, pl. By hk G. Wetherby, “tall 
ext. from Journ. Cincinnati Soc. Nat. Hist., 0). iin the author. 
Description a five op’ a of may ae fossils, and remarks upon an undeter- 
mined form Yocr. r, pp. 4, pl. 1. (Ext. from Journ. Cin. Soc. Nat. Hist 
1881.) From a cia. 
James Smithson and his pane By Wm. J. Rhees. (Smith. Misc. Coll.) pp. 
159. From the institution 
Early discoveries of the ‘Hawaiian islands, By Henry A. Peirce and Chas. Wol- 
cott Brooks. 8vo, pp. 8. San Francisco, 1880. : 
Ein geologischer Pahl Se ack Ri Mexico und Arizona, Von Dr. Oscar 
Loew. pp. 42-51. From the author 
eile wart Sluiteri gen. ny sp. n., eine neue archaische Molluskenform aus dem 
Eism Von Dr. A. A, W. Hubrecht. (Sep.—Abd. aus dem “ Zool. Anzeiger,” 
1880, “No. 70 .) From the author 
Discoveries of Minerals in Western North Carolina. By John T. Humphreys. 
(Read before Buffalo Rat of Nat. Sci., June 11, 1880.) pp. 4. From the author. 
Chesapeake Zodlogical Laboratory. Report of the third year. Advanced sheets: 
ntribution a VEtude srssicn e des Némertines. (Assoc. Franc. pour 
48, pl. 1 
Co 
Avance, des Sci. ) PE : ae 
Note sur une nou péce VE b he hypotréme, le Cephaloptera Roche- 
Note sur 1 a pont e du Pleurodéle de Waltl observée a la Ménagerie des Reptiles 
du Muséum @ Histoire naturelle, pp. 18. (Ext. du Bull. de la Soc. Phil. de Paris, 
1880.) — 
Sur la disposition des vertébres cervicales chez les Chéloniens, pp. 4 
Sur le développement des spinules dans les écailles du Gobius niger (Lins), pp 4. 
Sur la ponte des Amblystomes au Muséum d’ Histoire naturelle, pp. 3.— 
Sur Voeuf d’un poisson du groupe des meng ee — Broussonnet. 
4to, pp. 2, All by M. Leon Vaillant. From the author 
Catalogue des Mammiféres Vivants et Fossiles. Par Dr. E.-L. Piseweeats (Ext. 
Bull, Soc, @’ Etudes Scientif. d’ Angers, 1880.) 8vo, pp. 4 
Revision du eee Ecureuil (Sciurus). By Dr. E.-L. Teves: (Ext. Le Nat- 
Rb ofy Od, -) pp. 10. From the author. ee 
The sara , histol and emb of Limulus - yphem 5S. 
Packard, ae (An oie. + Boston 2 et i 4to, pp. 45, pls. 7, 1880. From the 
Die Fossile Flora der Polarlinder. Von Dr. Oswald Heer, Beitrige zur Mio- 
cenen Flora von Nord-Canada. 4to, pp. 17, pl. 3. Zurich, 1880. From t 
