Index. 173 



Murphy, E. C. — Probable temperature of the summer in Lawrence 58 



Murphy, E. C. — Seven-year periodicity in rainfall 60-62 



Muscld, a new, at Turkey Tanks, Ariz.— Townsend 135 



Nervous system, recent advances in the study of the— Herrick 70-73 



Nesting of the pied-billed grebe, by A. M. Collette 49, 50 



New genus: Domatoceras 42 



Ncwlon, Dr. W. S 37, 38, 42, 45, 97 



New species: Asymptoceras newloni 38, 45 



Bibio tristis 113 



Diachlorus guttatulus 133 , 134 



Domatoceras umbilicatum 38 , 42 



Ery thronium mesochoreum 20 



Fossil cephalopods 37 



Metacoceras dubium 38, 39 



Metacoceras hayi 38, 40 



Metacoceras inconspicuum 38, 41 



Micropeza turcana 136 



Phacoceras dumbll 38 , 45 



Temnocheilus crassus 38 



Netz, Chas 30 



Niobrara cretaceous of western Kansas, the — Williston 107 



Norway, books from 143 



Note on the Brenham ( Kiowa) meteorite — Hay 75 



Note on the occurrence of granite in a deep boring in eastern Kansas 75 



Notes on a pint barite from Atchison limestone — Knerr 76 



Notes on condensed vegetation in western Kansas — Eeed ■ 91 



Notes on insects — Kellogg 112 



Notes on "mountain leather" from Red Rock Canon, Colo. — Knerr 70 



Notes on some new sjjecies of fossil cephalopods— Hay 37 



Notes on the corn-root worm — Hunter 131 



Notes on the elementary comparative external anatomy of insects — Kellogg Ill 



Nutcracker, Clarke's 29 , 30 



Omcers for 1892 3 



Officers for 1893 2, 65 



Orcutt, C. E., San Diego, Cal 154 



Origin and evolution of the human face — Thompson 6-16 



Ottawa, place of meeting, 1891 3 



Ottawa Science Club 3 



Pammel, Prof. L. H 145 



Panton, M. H 20 



Phacoceras dumbli, n. s 45 



Phanerogamia 51-57, 81-89, 96-102 



Phillips, Henry, jr 153 



Picicorvus columbianus 29 



Pied-billed grebe, nesting of the — Collette 49 



Pipette, a simple 24 



Plants and ferns collected in Franklin county, 1890-'92— Caartle 80 



Plants, list of, collected by Garfield University Expedition, ip 1889 — Carleton 50 



Plants, variations in color, size, etc 25-27 



Plants, variations in dominant species — Carleton 24 



Plegadis guarauna ... 29 



Plesiosaurs, an interesting food habit of the — Williston 121 



Podilymbus podiceps 49 



Pond, Capt. Geo. E 37, 41 



Popenoe, Prof. E. A 3, 65 



Portvigal, books from 144 



President's address — Hay 3-6 



Proceedings for 1891 3 



Proceedings for 1892 65 



Prosser, Prof. Chas. S 2, 65, 156 



Prussia, books from 140 , 141 



