56 
Antiga y Sunyer, D. Pere y Bofill y Pichot, D. Joseph 
Ma. — "Catalech «le Insectes de Catalunya. — Hyme- 
nopteres. XVIII famili.~-V«spids.n— 1 foil. 8.°— Bar- 
celona, 1903 C. 
Id. — "Catalech de Insectes de Catalunya. — Himenopteres, 
primera familia Tenthredins." — 1 foil. 8.° — Barcelona, 
1902 C. 
Arnold, Ralph.— "The Paleontology and Stratigraphy of 
the Marine Pliocene anb Pleistocene of San Pedro, 
California."— 1 foil. 8.°— California, 1903 C. 
Autran, Eug. — "Note sur le Tropaeolum Patagonicum 
speg." — 1 foil. 8.° — Buenos Aires, 1904 0. 
Id. — "Note sur le Caa-Ehe (Eupatorium Rebáudea num.)" 
1 foil. 8.°— Buenos Aires, 1904 ' , . , O. 
Id. — "Contribution a l'etude de la Chinchilla (Eriomys 
Lanyger)." — 1 foil. 8.° — Buenos Aires, 1904 O. 
Ayres, W. O. — "Description of a nerr genus of Fishes, Mala- 
costeas.'»—! foil. 8.° Boston, 1850 B. D. 
Id. — "An attempt to prove that Cottus cognatus of 
Richardson, Cottus viscosus of Haldemann, and Ura- 
nidae quiescens of De Kay, are one species, and are 
identical with Cattus Gobbio of Linnaeus". — 1 foil. 8.° 
—Boston, 1845 B. D. 
Azara, Felix de. — Geografía Fisión y Esférica de las Pro- 
vincias del Paraguai v Misiones." — 1 vol. 8.° — Monte- 
video, 1904 " O. 
Baker, C. F.— II— "West America)) Plants," — 1 fol. 8.° 
1903 B. D. 
Baker, Arthur B. — «'Anota ble succes in the breedings of 
Blaak Bears.— 1 foil. 8.°— Washington, 1904 C. 
Barros Arana, Diego. — "El Dr. Don Rodulfo Amando Phi- 
lippi, su vida y sus obras." — 1 vol. 8.° — Santiago, 
1904 E. ü. 
BARROS Grez, Daniel. — La numeración de la antigua India 
y entre los Romanos." — 1 foil. 8.° — Santiago, 1903... O. 
Bartsch, Paul. — Notes on the Herans of the District of 
Columbia".— 1 foil. 8.°— Washington, 1903 C. 
Id. — "A new Ashmunella from New Mexico." — 1 foil. 8.° — 
Washington, 1904 C. 
Bashford Dean. — "An outline of the development of a Chi- 
maeroid."— 1 foil. 8.°— Boston B. D. 
Id. — "A Californian Marina Biological Station. II." — 1 
foil. 8.°— New York, 1897 B. D. 
Id. — "The Caregie Institution." — 1 foil. 8.° — New York, 
1902 B. D. 
