888 Recent Literature. [ December, 
aan and equipped for the work of deep sea sounding and dredg- 
ing e successive officers, Commanders Howell, Sigsbee and 
Bartlett, especially Commander Sigsbee, have devised the most 
elaborate and effective machinery for this difficult work, and 
investigating the life of the ocean from the surface to the 
ottom, even to the abyssal depths; subjects bearing intimately 
on the physics, geolegy and biology of the globe. The Superin- 
tendent of the Coast Survey, after giving in a prefatory note the 
history of these undertakings, refers with pride to the fact “ that 
in the small steamer Blake, of only 350 tons burthen, n. m., under 
the energetic and skillful commands of Lieut. Com. Sigsbee and 
officers and c more rapid work was done than had been 
accomplished with the old methods and appliances by the Chal- 
lenger, a vessel of over 2000 tons burthen, with a complement of 
nasa eR naval and civil officers and a correspondingly large 
crew.” 
RECENT Books se drig LETS.—History of North American Pinnipeds. By 
de A. Allen. (Dep. Int., U. S. Geol. and ee Surv. Terr., Misc. Pub. No. 12). 
Washington, 1880. rom the aut 
“Annual es a of the National ee ot Sciences. pp. 22. Washington, 
1880. m the academy, 
Sr, of Four New Species and a new variety of Silurian Fossils and Re- 
marks on others. By S. A. Mi “i 8 ya Journ. Cincinnati Soc. Nat. Hist. Oct- 
1880.) pp. 5,1 1 plate. From the 
The sk od Insects of New “ri Kk By Samuel H. Scudder. (From An- 
Bost 
niv. Mem. n Soc. Nat. Hist.) 4to, pp. 41, 1 plate. Boston, 1880. From the 
author 
„Eue sur la aig Ichthyologique de POgooue par M. H. E. Sauvage. (From 
ouv. Archiv. du Museum, deuxieme série. Paris, 1880.) 4to, pp. 55, 3 plates. 
From the se 
Notice sur les Travaux Scientifiques de Belgrand par M. A. Delaire. 8vo, pp. 20. 
Paris, ‘rom the author 
Zoologie i in Beziehung zur Anthropologie. mit Einschluss der tertiaren Saugeth- 
iere. Von Dr. W. Branco. (From Archiv. für Anthrop., for 1879 and 1880.) 4t0, 
1880. From the author. 
p Centralia f für das gesammte Forstwesen. Heft. 5. May, 1880. 8vo, pp. 6- 
bte y Mittheilung über die Entwickelungsgeschichte der Petriren tre; 
PP. 
Von Dr. W. B. Scott. (Ext. from Zool. Anzeiger, 1880, No. 63 u 64.) 
From the author. 
a eeigen über die EG ton ra ee ucarp. und Orbitoides 
— D'Orb. V Jr. K. Martin. pp. 24, 2 plates. 1880. From the author 
oiai über die Organization von ik ary - un 
Bemerkungen über die Natur der Wallstein e, Meyer. Von. Dr. K. statin, "Wismar. 
(Aus dem Archiv. des Ver. der Freunde der Nat turg. in Mecklenburg Jabrg. 31-) 
8vo, pp. 32, 1 plate. Neubranden nburg, 1877. sia the a 
Ichthyologische Beiträge (1x.) Von. Dr. Sieindachner. 1. Uber eine 
Sammlung von képre koga asain a priam car. II. Uber zwei neue 
Ago us-arten u1. Uber einige Fischarten aus dem nördlichen 
beas gesammelt vom Prof, Dybow ki. (Aus dem Lxxxi Bande der Sitzb. der k. 
