l 
VoL. XXXII, No. 378°: JUNE, 1898 
THE 
AMERICAN 
NATURALIST 
A MONTHLY JOURNAL 
DEVOTED TO THE NATURAL SCIENCES 
IN THEIR WIDEST SENSE 
CONTENTS 
The Fresh-Water Biological Stations of America . . CHARLES A. KOFOID 
On the Identification of Fish Artificially Hatched . . HERMON C. BUMPUS 
The Wings of Insects, III. Continued.  . J. H. COMSTOCK and J. G: NEEDHAM : 
On the Classification of Ciliate Infusoria . i vV. STERKI 
- Editorials: A War of Extermination — Zoho in ee — The = 
Characters of Birds. 
VI. Reviews of Recent Literature: ee A Study of Hawaiian Skulls, The z se 
AGERE of Igneous Rocks, Leuci ESER from Montana. 
= oe 
ee 
Winter Solstice Ceremony at Walpi — General Biology, Regressive Evolution 
in Biology and Sociology — es The aries of Florida, Frog Biography, ae 
Psychical Qualities of Ants and Bees » Studies on Hair, The Eyes of Amphi- 
_ New Check-List of North American —_ A 
Coastal and Plain Flora of Yucatan. 
Paleontology, Spencerites, Cheirostrobus, Lepidophloios — Paragraphs, 7 
o BOSTON, U.S.A. ae ee 
GINN & COMPANY, PUBLISHERS 
