PRICE LIST 95 



Ridgway, Robert. New Birds of the Families Tanagridae and 



Icteridae. Vol. Ill, pp. 149-156, Apr. 15, 1901 $0.15 



Ritter, Wm. E. Papers from the Harriman Alaska Expedition. 

 II. Harrimania maculosa, a new Genus and Species of 

 Enteropneusta from Alaska, with special regard to the 

 character of its Notochord. Vol. II. pp. 111-132, Aug. 20, 



1900 °-25 



Papers from the Harriman Alaska Expedition. XXIII. 

 The Ascidians. Vol. Ill, pp. 225-266, pis. XXVU-XXX, 

 July 13, 1901 0.50 



Ritter, Wm. E. and Crocker, Gulielma R. Papers from the 

 Harriman Alaska Expedition. III. Multiplication of 

 Rays and bilateral Symmetry in the 20-rayed Star-fish, 

 Pycnopodia helianthoides (Stimpson). Vol. II, pp. 247- 

 274, pis. XIII-XIV, text-figs. 1-13, Oct. 10, 1900. . .6. . 0.25 



Robertson, Alice. Papers from the Harriman Alaska Expedi- 

 tion. VI. TheBryozoa. Vol. II, pp. 315-340, pis. XLX- 

 XXI, Oct. 10, 1900 0.40 



Saunders, De Alton. Papers from the Harriman Alaska Expedi- 

 tion. XXV. The Algae. Vol. Ill, pp. 391-486, pis. 

 XLIII-LXII, Nov. 15, 1901 1 .00 



Schaller, Waldemar T. Some calcite crystals with new forms. 



Vol. XI, pp. 1-16, figs. 1-8, Mch. 31, 1909 0.15 



Schwarz, E. A. Papers from the Harriman Alaska Expedition. 

 XVIII. Entomological Results (12): Coleoptera. Vol. 



II, pp. 523-538, Dec. 20, 1900 0.15 



Papers from the Harriman Alaska Expedition. XIX. 

 Entomological Results (13): Psyllidae. Vol. II, pp. 539- 

 540, Dec. 20, 1900 o. 10 



Shafer, George Daniel. Histology and Development of the 

 divided Eyes of Certain Insects. Vol. VIII, pp. 459^-486. 

 pis. XXIV-XXVIH, Mch. 6, 1907 0.35 



Snodgrass, Robert Evans. Papers from the Hopkins-Stanford 

 Galapagos Expedition, 1898-1899. VEIL Entomological 

 Results (7): Schistocera, Sphingonotus and Halmenus. 

 Vol. TV, pp. 411-456, pis. XXVI-XXVII, Aug. 20, 1902. 0.50 



Snodgrass, Robert Evans and Heller, Edmund. Papers from 

 the Hopkins-Standord Galapagos Expedition, 1898-1899. 

 XI. The Birds of Clipperton and Cocos Islands. Vol. IV, 

 pp. 501-520, Sept. 30, 1902 0.25 



