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AMERICAN _ 
NATURALIST 
A MONTHLY JOURNAL 
35 ets. ‘per Oop. ; 
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IN THEIR WIDEST SENSE. 
MANA 
PROF. E. D. COPE, Philadelphia, Pa., 
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AGING ee 
and Dr. F ee NYON, Washington, D.C, 
H; xi ME ee: Tere ae a 
Baltimore, 
RW P. GR, Vae D: G 
Vol. XXXI. 
MARCH, 1897. 
n CONTENTS. 
* 
k a PAGE 
OSSILS AND FOSSILIZATION, (Continued. ) 
P. Gratacap. 191 
BIRD LIFE 1N CENTRAL Mine 
Daniel F. SIRERE ae 199 
oe aire tarn SPECIES OF MEGASCO 
is FROM THE UNITED STATES. Frank ‘Smith. 202 
OF hos GUINEA. (Cont one 
UPON an Ux 
) 
lO., 5. Mead. 
$ 204 
DITOR’S: TABLE— Science in the sae spapers— 
vernment piren Bureau—Duty 
4 on Monkeys and Snakes - 210 
: 2 
ge LITERATU bbs piesa kental Marche 
a a Mile Ichthplogy—Fishe sof North 
fen Tiddle America—Eyolutic tion or Crea: 
% i Pee 212 
ECENT Books AND Tan. s Be a OO 
k GENERAL Nor 
Petro raph 
| re ee en-Gneiss d- I i 
Rocks at Bedford, N. Y.—The B ‘sie E matey 
ore Augite- Syen ite-Nepheline-Syenite 
: Regio se Anorthosites of the Rainy Lake 
; iip oleanie Rocks of the Fox ure: 
F Geol etrographical New * 919 
ea 0; 
‘ tic St Tigao Paleontologi- Roc wes of the é P ntare- 
‘ € 
2 iE Pa 
palacio Marine rk—The ey oan ae Eocene 
Botany.—Long Stolons of See 
nes Gud Heald’s "Keys to ate 
Vegetable Phy sible SPR ex Eata ono ostoe 
mesenteroides? ee. a Disease of Tober 
Caused by Phiytophthor nicotianee. 28, 
aaa ance of Filaroides mus Pc 
culiar Appendage a the Thelycum of — 
—Ner 7 the poaa glan pat th 
ariere Stupach—THe 
Preliminary Description 
Eastern Vole from Nova Scotia—A New 
of Gib’s Mole. (Ilustrated. )—= 
ws. 
+ Embryolog ` Spinning Powers of Certain 
“Psych 0 slag, ~The action of ti the: venom of th 
Australian Black Snake- 
Psy chology—The year 1896 in Scientific c Psy 
chology—Studies i in the Telegraphic Language 
Mrs. a ardener on Ks Inheri aame 
Sobeni 
nth ropolagi MÉ. Wilson’s investi igation on of. 
the Seuss Cross. . (Illustrated. )—Explora- 
tion of Captain A Theobert Maler i in Toa 
Cave hunting in Syria. 
PROCEEDINGS OF SCIENTIFIC oemi. eae 
ScrenTiric NEWS. o acce 7) 3 See ae 
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