PUBLICATIONS OF THE 
- ACADEMY OF NATURAL SCIENCES 
OF PHILADELPHIA, 
Fourteen volumes of the New Series of the JOURNAL (Quarto), 1847 to 1912 have been 
published. The price per volume of four parts is $10, or $3 per part to suscribers а 
others $12.50 рег volume, or $3.75 per part. Vol. VII contains “The Extinct Matnmalian 
Fauna of Dakota and Nebraska, with a Synopsis of the Mammalian Remains оҒ North Am- 
erica.” Illustrated with thirty plates. Ву JosEPH Lemy, M.D., LL.D. 
The First Series of the JOURNAL, 1817 to 1842, in eigh 
"tained at $40 to members, and to the public $48. 1 е уйле a и 
The First SERIES of (һе PROCEEDINGS of the Academy, octavo, 1841 to 1856, of which 
eight volumes were completed December 31, 1856, may be obtained at $24 to members, and to 
the public $36. | 
The SECOND SERIES of the PROCEEDINGS, commenced January 1, 1857 (of which four- 
teen volumes were completed December 31, 1870), may be obtained at $42 to members, or $3 
per volume separately, and to the public $3.75 per volume. 
The Тнико SERIES of Ше PROCEEDINGS illustrated, commencing January, 1, 1871 (of which 
forty-one volumes are now completed, is published at $5 per annum to subscribers, payable in 
advance; single volumes, $6.25. : 
AMERICAN JOURNAL OF Сомсногосу, 1865-71. Seven vols., 8vo. Containing 2500 pages, 
illustrated by 150 plates, many of them colored, besides about 1000 wood engravings. Pub- 
lished at $70. Price reduced to $40 for the set. Separate volumes of surplus (Vols. ТУ to VII 
only), $1 each. 
BOOKS FOR SALE. 
The Аслремү has the following works for sale at the prices affixed: | 
__МАХЏАГ OF Сохсногосу. By бео. W. Tryon, JR, continued by Henry А, Ризвву. А 
complete, fully illustrated monograph of recent mollusks. Series I, Cephalopoda, Scapho- 
poda, Amphineura, and Marine Gastropoda: 17 volumes (finished). Series II, Terrestrial 
Mollusks, 21 volumes published. Plain edition, per part, $3; per volume, $12. Colored а 
edition, per part, $5; per volume, $20. Fine edition, heavy plate paper, plates in duplicate, 
— colored and india tinted, per part, $8; per volume, $32. | 
DESCRIPTION OF SHELLS ОЕ NORTH AMERICA, with 68 colored plates. Ву Тномаз SAY, 1830- 
°` 34 $10.50. | Ў 
MONOGRAPH OF THE TERRESTRIAL MOLLUSCA OF UNITED STATES. With illustrations of all the 
___ Species, By Ско. W. Tryon, Jr. Plain edition, $8.50. сы ; 
MONOGRAPH or THE FRESH-WATER UNIVALVE MOLLUSCA or THE UNITED STATES. Ву S. 5. 
= HALDEMAN, 1840-44. Continuation to 1871, by Geo. W. Tryon, Је. Many colored plates. 
Price for the continuation: Fine edition, daplicate plates, $14; with colored plates, $8; with - 
~ plain plates, $6. T. rl у, | 
SYNONYMY OF THE SPECIES OF STREPOMATIDAE (Melanians) or THE UNITED STATES. | By Geo. 
___W. Tryon, Jr. Cloth, $1 ; paper, 50 cents. . E кош 
ST OF AMERICAN WRITERS ON RECENT Сомсногосу, with the Titles of the Memoirs and 
. Dates of Publication.. By Geo. W. Tryon, JR. Cloth, $1; paper 50 cents. _ | _ — 
MONOGRAPH OF THE ORDER PHOLADACEA and other Papers. Ву СЕО. W. Tryon, JR. Cloth, $1; 
= Paper, 50 cents. an Ñ = 
Ee озы on RECENT AND FossiL Соксногосу oF С. S. RAFINESQUE. Edited - - 
: y Ум. С. Binney and Geo, W. Tryon, JR.. $1. а ' | : 
UBSERVATIONS ON THE GENUS UNIO. Ву d Lea, LL.D. 4to. Vols. 1 to В, bls Заре oo 
Nos. I, 2, and 3, complete. Several hundred fine lithographic plates, $60. Same, 4 pads Ñ 
.. 13 inclusive, except Vol. 4. Each volume separately, $5. E па. ГЕ 
os OF THE GENUS Unio. By Isaac Lea, LL.D. Fourth edition, $5. | | = 
-ONTRIBUTIONS TO GEOLOGY. By Isaac LEA. $3. | ee eae O 
OSSIL Foor-Manxs. Ву алс Реј. Large Во, text and plate, $2. Pec uie 
E OF TYPES or CRETACEOUS INVERTEBRATE FossiLs IN THE 5 за emu 
.— ACADEMY. Ву С. W. JOHNSON. Paper 50 cents. Du e E NIAE 
T ` NOTICE то а САП the publications of the Academy کر‎ supplied to book 
Sellers at a discount of 20 per cent. on the prices charged to the pub 1C. Smk 
Apply to Epwanp J. Noran, M.D., at the Hall of the Academy, Logan : 
October 1072. i uu E 
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