PUBLICATIONS OF THE 
ACADEMY OF NATURAL SCIENCES 
OF PHILADELPHIA. 
Twel 
The price per volume of four parts is $10, or $3 per part to subscribers, and to other $12.50 
per volume, or $3.75 per part. Vol. VII contains ‘‘ The Extinct Mammalian of Dakota 
and Nebraska, with a убор Y the Mammalian Remains of North America.” аде with 
thirty plates. By JOSEPH LEIDY, LLD 
The FIRST Савка ОЕ ТНЕ JOURNAL, 1817 to 1842, in eight volumes octavo, may be obtained 
at $40 to members, and to the public $48 
The First SERIES OF THE PROCEEDINGS of the Academy, octavo, 1841 to 1856, of which 
cnt Morin were compete December 31, 1856, may be obtained at $24 to members, and to the 
public 
The SECOND SERIES OF THE PROCEEDINGS, comme encing January 1, 1857 (of which md 
teen volumes were completed December 31, 1870), may be obtained at $42 t to members, or 
volume d. dnd d meg to the public $3. 15. per volume. 
he S THE PROCEEDINGS, illustrated, commencing January 1, 1871 (of mo 
thirty-four ү сазе уеге conid December 31, 1904), is published at $5 per annum to s 
scribers, p in advance ; single volumes, 6.25. 
RIC и торан AL OF 'Сохсногост, 1865-71. Seven vols., 8уо. Containing 2500 
illustrated ix 150 plates, many of them colored, besides about 1000 wood engravings. Publis ке. 
at $70. Price айны to 840 for the set. Separate volumes, $6 each. 
- BOOKS FOR SALE. 
The ME. a the following works for sale at the prices affixed : 
MANUAL OF CON ocv. By GEO. W. TYRON, JR., continued by HENRY А. PILSBRY. А 
complete, fally illustrated monograph of recent mollusks. Series I, Cephalopoda, Scapho- 
poda, Amphineura and Marine Gastropoda : 17 volumes (finished). Series II, 
Mollusks, 14 eria published. Plain edition, per part, $3; per volume, $12. Colo red 
ition, per part, $5 ; per volume, $20. Fine edition, heavy plate paper, plates in duplicate, 
colored and ee tinted, ы part, $8; per volume, 
DESCRIPTION OF Е Мовтн AMERICA, with 68 colored plates. Pr THOMAS Say. 
1830-34. 810,50 
MONOGRAPH OF THE TERRESTRIAL MOLLUSCA OF UNITED STATES. With ноти of all the 
species. By GEO. W. Tryon, JR. Fine edition, plate бара with duplicate plates, colored 
and tinted, $20 ; мде edition, ps si rp in edition, $8.50. 
MONOGRAPH OF THE FREsH-WATER UNI E MOLLUSCA OF s diga: эе ит By 5. Б... 
HALDEMAN, 1840-44, he Nk 1871, by GEo. W.T N, JR. colored plates. 
Prices for the Mg ecu : Fine edition, "duplicate e 814; Vi. psu Pia plates, $8 ; 
with pcd plate 
SYNONYMY OF THE ris ОЕ STREPOMATID# (Melanians) OF THE UNITED Štaras By GEo. 
W. Ткүо Cloth 
анық AMERICAN WRITERS ON RECENT CONCHO pu with the Titles of = Memoirs and 
es of Publication. By Gro. W. Tryon, Jr. Cloth, $1; paper, 50 сеп 
os OF THE ORDER PHOLADACEA and other Papers By Ско. W. Teron, Jr. Cloth, 
81; paper, 50 cents ; 
ComPLETE WRITINGS ON RECENT AND FossIL Coxcoroov. ок CS. RAFINESQUE. Edited | 
С. BINNEY and Gro. W. Tryon, JR. 
Onseavarions ON THE GENUS Unto. Ву Isaac L Ato. Mg 1 to 13. With Index, 
Lange fo б. and ріш 
1 the publications of the 
