iv Contents. 
Age of Forest Trees... 21.2 ese eee Caa eens I ts CAMNPOR 
The Exhalation of Ozone te Odo rous Plants. Pe ees a eee F. M. A pret ya A Miller a 
Glacial Origin of Presque Isle, Lake Erie... 2... e TA pid Reece Pause 908 
Mythic Dry-paintings of the Ravot “Rett, J ie W. Matt i < 931 
A Biography of the Halibut... ... ee eal ate eye eS 98 
races of Prehistoric Man on _ Wabash . „Jno. T. Campbell.. s» > » o 965 
a ae of Iconoclasm by t q of  ieexien, Diis 
A A ee td ae ST Ome Cas Ae KOA 
The Pé rese ut Condition f the Yallovitiaë National Park... . £. D. Cope. +e a eee SON 
An Observation on the apne and Cross-breeding of 
Bute EAE N A isc aver coe ewe ee Penance a E. Lewis Sturtevant... . s 1049 
Phiten on the — ee eg O See ca CO ELEN oe A ae . «10444 
The Problem of the Soari Pees y Se be a ee DE a a eS 1055, ae de 
The Stone Ax in cea lasted > RAO RCM a a veda a ae oi a ae arenas A A 
Floods, their History and Rel . o o William Hosea Ballou ae ae Rw 
The Significance of the ‘ i Collar Bone ” in ‘the Peace. ee 4 Opener PUNE s i z5r% 
Pear Blight and its Cause. 2. 2 esse be es Fi CTR eS ig ATT 
Epitors’ TABLE. 
Evolution and the Church, 55; Vagaries of Nomenclators, 56; Dates of issue of NATURALIST 
for 1884,57; Report of the Museum of Comparative Zoology, 148; Professor Jayne and the 
School of Biology, 149 ; Naturalists in Mexico, 1 di The aoe of Speech, 150; The Do a 
Museum at Washington, 276; Last Year’s Discoveries oology and Palzontology, 27 i 
The Geological Survey of Canada, 277; The Piaci of oe 482; The Geological eae 
the National Academy Meeting, as Original research, its motives and opportunities, 691; 
Criticism, 777; Receipts for Government publications, 778; Evolution in ‘Mind in Nature,” 
778; The Ann Arbor meeting of the open Association for the Advancement of Science, 
i U 
o n embry The U. 
Coast Survey, mi aopa ered the receipt of Government publi cati ee pi The de- 
f 1077; Tertiary 
1079; The Faiten ‘Scientist, sia; The Geological Survey of Michigan, rx 
i 
RECENT LITERATURE. 
Merriam’s Mammals of the Adirondack region, 57; Gray’s Synoptical Flora,’60; Allen’s Hu- 
man Anatomy, 61; Recent Books and Pamphlets, 6t ; Third Annual Report of the U. S. Geo- 
logical Gace { Ilustrated], 131 ; Hyatt on the genera of fossil C he tiga 153; Parker’s 
Zostomy, 154 + Shepard's Mineral Record, 156: Rick Books and Pacihinc 157 Nadail- 
378; Recent Paleontological Reports of the Second Geological Survey ea Pennsylvania, 483; 
The Zoological Record for m 484; Millspaugh’s kas Medicinal Plants, iiss s Philo- 
_ sophic Zoology before Darwin, 485; Canadian Geological Survey, 486; Twelfth Annual Report 
of the Geological and fadiga History Survey of Minnesota, 486; Recent at ks and Pam- 
pi 486; Hand-book of Central European Forest Se 584; Claus’ entary Text- 
o eee Zoology, 535; 'pham’s Flora of Minnesota, 585; Recent Books and =r 586 ; 
| "The Cruise of the “ Alice May” [Illustrated], 693; Irving’s Pabia Rocks of Lake 
ogist zologist, M uaria > 
Candolle’s Origin of Cultivated Plants, 778 ; Our. ot World oe 780 ‘moi 
> j ; rs of 
the National Academy of Sciences [Ilustrated], 780; Dr. Krauss’ S ago, ae 781; Kings- 
| ley's Madam i and Madam a A Wiat Eyferth’s eer er mikroskopische 
e Roland B : 
"ing of the British aeeie ris Vinings “An Je eee pits Reis: ok Tos- 
"gress of the Geological and N —— ew 9793 ‘Walcott’ 
E 
