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Volume 42 (1) -
January 1980
Complete Issue
Article
Prehistoric Bear Signs and Black Bear (Ursus americanus)
Utilization of Hurrican River Cave, Arkansas
Norman W. Yongsteadt and Jean O. Youngsteadt
Article
A Sabertooth Cat Smilodon floridanus (Leidy), from Hurricane
River Cave, Northwest Arkansas
Oscar
Hawksley, Norman W. Yongsteadt and Jean O. Youngsteadt
Article
Cave Location and Exploration in Schoharie County, New York
John Mylroie
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Volume 42 (2) -
April 1980
Complete Issue
Selected Abstracts
from the 1979 National Speleological Society Convention in Pittsfield,
Massachusetts
Earthwatch
Hidden Cave
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Volume 42 (3) -
August 1980
Complete Issue
Article
Alpha Radiation Levels in Two Caves Related to External Air Temperature
and Atmospheric Pressure
Gary M. Ahlstrand
Article
Cave Development in the Guadalupe Mountains: A Critical Review of Recent
Hypotheses
Donald G. Davis
Article
Fluctuations in a Population of the Cave Salamander Eurycea lucifuga
Albert A. Williams
Article
Climatic Change and the Evolution of Cave Invertebrates in the Grand Canyon,
Arizona
Stewart B. Peck
Earthwatch
Natural Trap
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Volume 42 (4) -
October 1980
Complete Issue
Bats as a Public
Health Hazard
Article
The Fish and Wildlife Service Bat Program in Southern New England
Edward R. Ladd
Article
Bat Rabies in the United States
C.V. Trimarchi
Article
A Summary of State Bat Legislation
Carol Conroy
Article
Notes on Summer Bat Activity at Michigan Caves
Allen Kurta
Article
Notes of the Determination of Bat Populations Using Photographic Measurements
Tom Warden
Selected Abstracts
from the 1980 National Speleological Society Convention in St. Paul, Minnesota
Article
Additional Comments on the Pleistocene Mammalian Fauna of Harrodsburg
Crevice, Montroe County, Indiana
Patrick J. Munson, Paul W. Parmalee and John E. Guilday
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