FHE 
MERICAN 
ATURALIST. 
A MONTHLY JOURNAL 
DEVOTED TO THE NATURAL SCIENCES 
IN THEIR WIDEST SENSE. 
FEBRUARY, 
1891. 
GAIN EN TS 
PAGE 
I TES OF THE Erare HEAD, 
H. W. Norris, 
E ies AND agai OF POLYGAMY 
THE PINNIPEDIA, we ce E. Oy NS 
THE “sae OF THE _CitkomatorHones 
ustrated], . Carl H. Eigen 
ave IN Western New Yor 
» Hewes, M D., 
ae ecent Progress in the Study of the 
i oe sg Toe Phe Geolog 
: Teks Kohs = Algnin 
tS ae 
95 
103 
SCIENTIFIC NEWS, — 
Botany — The Relative ‘ised of the Rocky ind 
is a alae gh pr Systems as Influencing the 
peer ok em P rie, m oe on Work 
n the Fun nate asistim dia PAA 
Zoology. —New California Fishes—The Epiglottis 
in Coane < pe ae rated] — Nores on the 
Class heer of t eons—Description of * 
New es of vde ts eons Me; sc T ie Love 
cond ylar Bridge in A 
i ee ” ERR 
ete] Tae Ea pores of See cise 
ss 
Entomology. = roses in jabe edie 
No b Ti of e me ‘Appie nara. 
Po 4 
fea te Bhain n The Scie ris 
Bark aris [Contin ap a Certain € 
he Mouth A Amon g the American American Indians, 
—Methods fo 
