THE OOLOGIST. 



White, Mesozoic and Cenozoic Paleontol- 

 ogy of California 33pp 20 



Clarke. Higher Devonian Fauna of Ontario 



Co., N. Y., 86pp, 3pl 50 



White, Marine Eocene, Fresh- water Mio- 

 cene, and other Fossil MoUusca of W. 

 N. A.,26pp. 3pl 20 



Becker, Stratigraphy of California, 28pp.-. 20 



White, New Cretaceous Fossils from Cali- 

 fornia, 2app. 5pl 25 



Williams, Gabbros and Associated Horn- 

 blende Rocks near Baltimore, Md,78pp, 

 4pl 45 



White, Fresh-water Invertebrates of the 



N. A. Jurassic, No. 8, 41pp, 4 pi 30 



Walcott. Cambrian Faunas of North Amer- 

 ica, No. 2, 369pp, 33pl 1 50 



Ward, Types of the Laramie Flora, 354pp, 



57 pi 1 50 



Woodward Formulas and Tables to faci- 

 litate the Construction and Use of 

 Maps, 124pp 75 



White, Invertebrate Fossils from Paciflc 



Coast, 102pp, 14pl 75 



Shaler. The Geology of Nantucket, by 

 Nathaniel Southgate, 55pp, lOpl 50 



Billings Paleozoic Fossils of Canada. 144pp, 

 9pl, many tigs 90 



Whiteaves, Fossils of the Cretaceous 

 Races of Vancouver and Adjacent Is- 

 lands, lOOpp, lOpl 70 



Botany. 



Coulter, Manual of Plants of Western 



Texas The Polypetalse, 156pp $100 



Do do do. The Gamopetalas, 250pp — 126 

 Do do do. The Apetalse, Monocotyle- 



donee, Pteridophyta, 250pp 1 50 



Revision of North Americian Cactuses, 



44pp 35 



Plants of Rio Grande, 40pp 35 



Revision of Echinocactus. Cereus and 

 Opuntla, 112pp 75 



Carleton, Plants of Oklahoma and Indian 



Territory, 50pp 50 



Coville, Botany of the Death Valley Ex- 

 pedition, 320pp, 22 plates 2 00 



Eggers, Flora of St. Croix and Virgin 



Isles, 134pp 7§ 



Flint, Catalogue of U.S. Materia Medica 



Collection, 48pp 25 



Gray & Hooker, Rocky Mt. Flora, 78pp.... 50 



Havard, Flora of Western and Southern 



Texas, 84pp 35 



Holzinger, Plants of Northern Idaho, 96pp 50 



Hitchcock & Rose, Flora of Southwest 

 Kansas and Big Horn Mountains, 80pp 

 8 plates 50 



Knowlton, Directions for collecting Plants, 



40pp,9 fig 25 



Leiberg, Botany of Coeur D'alene Moun- 

 tains, Idaho, 84pp 50 



Merriam, Desert Trees and Shrubs of 



Death Valley, TOpp 36 



Rose. Plants of Sonora and Colima, Mex- 

 ico, l.TOpp, 13 plates, 10 flg 75 



Rydberg, Flora of Sand Hills of Neb.,72pp 40 

 Flora of Black Hills, Dakota, 80pp 40 



Vasey, Grasses of the Southwest (De«ert 

 region of W'^estern Texas, New Mexico, 

 Arizona, South California). 



Vol. I, 100pp. SOplates 1 00 



Vol. II, lOOpp, .% plates 1 00 



Grasses of Paciflc Slope (California, Or- 

 egon, Washington, New Mexico Coast 

 and Alaska). 



Vol. I, lOOpp, 50 plates 100 



Vol. II, lOopp, 50 plates 1 00 



Grasses of the South, 64pp, 16 plates 75 



Grasses of U. S. and British Amer.,i00pp. 75 

 Ward, Flora of Washington, D. C. and 



Vicinity, 266pp : 150 



Burgess, J. T., English Wild Flowers 36 



*Wood, A., Object Lessons in Botany(l. 17) 75 



♦Class Book of Botany (2.92) 1 13 



Gray Asa, School and Field Book of Bot- 

 any (1.80) 1 12 



Manual of Botany, rev. (1.62) i 45 



Apgar, Trees of the Northern United 

 States, 400 fig 90 



Richardson's Model Herbarium and Plant Re- 

 cord. A bound volume for mounting and de- 

 scribing 50 botanical specimens, with a 28 pp. 

 book of instructions, etc $1 00 



Goodale. Physiological Botany. 214 figs.. 

 534 pp SI 50 



Vasey, Agricultural Grasses and Forage 

 Plants of the United States, 148pp, 114 

 plates 2 00 



Hall, Botany: Lessons In Botany and An- 

 alysis of Plants, 278pp, ills 80 



Entomology. 



♦Forest Insects, 956p, 38P1 (12 col), 308Fig... 3 50 

 Packard, A. S. Monograph of the Bomby- 

 cine Moths of America and of Mexico includ- 

 ing their Transformations and Origin of the 

 Larvae Markings and Armature. 50 plates, 

 mostly colored, 10 maps. &c,. 550 pages, 4to, 

 1895 $6 00 



Hampson, Moths of British India. 1892, 333 fig.. 

 528pp _$3 00 



Forbush & Fernald, The Gypsey Moth, 65pl., 



596 pages $2 50 



"Insect Life," Vols. I to VII, complete T 00 



Scudder, "T»rtlar> Insects of North Am- 



ica, 4to, 734pp, 28 plates 2 50 



Packard, Cave Fauna of North America, 



&C., &c., 270pp, 27pl, 4to 3 00 



Ashmead, Monograph of N. A. Proctotry- 



pidse, 472 p , 18 plates $2 50 



Descriptions of Ichneumomidas, 66 p 35 



Ballman, The Myriapodaof N. A., aiOp.... 1 25 

 Chambers, Index to Tlneina of U. S. and 



Canada, 44 p 35 



Dodge, Life and Entomological Work of 



T. Glover, 68 p 60 



Edwards, Bibliographical Catalogue of 

 Transformations of N. A. Lepidop- 

 tera, 148 p 75 



Forel, Ants' Nests, 28 p., 2 pi 25 



Orote, N. A. Pyralldas, 38 p., 14 flg 35 



Le Conte, Rocky Mt. Coleoptera, 56 p 35 



Marx, AradlSB of N. A., 98 p 50 



Packard, The Phyllopod Crustacea of N.A. 



298 p., 39 pi., 73 flg 2 OO 



Rocky Mt. Locust and Other Insects In- 

 jurious to Garden and Field Crops of 

 W. States and Tex., 228 p., 9 pi., ffr flg.. 1 25 

 Directions for Collecting and Preserv- 

 ing Insects, 54 p., 55 flg 40 



Riley, Directions for Collecting and Pre- 

 serving Insects, 148 p., 140 fig 75 



Destructive Locusts, 62p, 12 PI, 1 1 Fig, 

 1 map 50 



