INDEX. X111 
PAGE PAGE 
Summa ones. =. . . . 661 yea pe DT ee an S0 
Swiss r Gat riation in acti ae 
Syno fe iar North American i inver- Variat tion and distribution 440 
tebra Variation statistics = . ioa e ne SA 
E af. 593 | Variation in Veneridæ . 439 
. Gordiacea 647 | Variations, Muscu 63 
IH. Caridea - 709 eneridz, Variation in =a 
a jare and Thalassinoid ernal phenomena in the arid re- 
Crusta . 819 aaa ‘ 
V. Freshowatin Ostracoda . . 871 rtebrate 2 ancest ry : PR . 512 
VI. Astacidæ woe SE Tekale ose of 264 
Vertebrates, Man 892 
TAPEWORM, New human . 72 | Vexillary organs. . 736 
Tarsius, Placenta bf 2.40 ov Boa] Vit aem iosas : 967 
Teaching botanist . 906 | Vol ocks ; 280 
Teeth of rodents, Development of 743 Volcanic. of the Absaroka : 756 
Teeth of snakes and lizards . 669 | Volcanoes, Lavas of two. . . . 84 
Telegony 917 
Temperature, Ocular changes and ARD, H. B. ETNA US. 
ee a es Mesenchyma . 
Temperature and rate of regenera- Mhea aans Fi d peculiar 
ao to . I 139 
Temperature : and tree cricket a 5 Water lenticels : 
Tertiary plan 27 Waugh,F. A. The terms heredity “ 
Tertiary of White River, Æolian 403 and “ variabilit xa a = §SO 
Thalassinoid Crustacea, Key . 819 | Wave, eee . 653 
di Bue Paye holos] of Webster, F. M. A species 
fishes.-. Peeve e gai of Bliss ae 
a ae Habits of. ee ee ee Ae Indian flo ora 
ir Cire Ors Cran ee oe hb mas a. nd “Morphologists tas 
oad, Abnormal. a AR ae ewe r, W.M. Georg Baur’s life 
Toad, G rage’s 73 writi ngs eas 
Tower, W. L. "Loss of ectoderm of Whipple, GGs and Parker, H.N. 
Hydra mn ROR Distribution of Mallomonus . . 485 
bie cricket and temperature s. 935 F Wida . 66 
ease, W Sketch of A. W. Wilder, H. pi Desmognathus and 
pm ` 643 elerpes cos 231 
Trematode anatom EEr. haass of insects 117, 573, 845 
Trenton gravels, Remains of manin 143 erican . 908 
Trout of Olympic nts oa Worcester Natural History So- 
Tunicata, fdo lia ee ie Do7 iety . o5 
Popájà, Placenta of. . 894 acme Poisons given ‘off by para- 
Turley, L. A. See Aldrich, 3 M. BU ec 8 Ke ee 
pets c. H. Key to fresh-water 
Ost gue Gee ur) es: 
Hires, ory bladders of. . 976 
UNICELLULAR or pne Reac- 
N 
Ga 
Unionidze classification Lag 
nited States Fish Com 157 
University of the United ‘States, 97, 358 
Uterus masculinus of rabbit . 894 
N tilization of desert areas ‘ 
N 
N 
\ 
_ Yeast, plant nucleus . s272 
LATRA ge ie ee a ee 
odlogia, Emery’s . . . . - + 890 
Zoologie, Eckstein’s . - > + 342 
Zoological bibliography Poe S M 
Zoölogical instruction . 
Zoölogical notes, 75, 166, 268,4 146, 
533, 621, 675, 74 836, 904, 9 
Zodlogy, Summaries in Pies a 
