10 
OCCASIONAL PAPERS OF THE CALIFORNIA ACADEMY OF SCIENCES 
Number 159 
CAS—California Academy of Sciences, San Francisco, California. 
CIT—California Institute of Technology, Pasadena, California. 
CSUN—California State University, Northridge, California. 
FMNH—Field Museum of Natural History, Chicago, Illinois. 
LACM—Natural History Museum of Los Angeles County, Los Angeles, California. 
LACM (CIT)—California Institute of Technology, Pasadena; collections and records now held by Natural 
History Museum of Los Angeles County, Los Angeles, California. 
LACMIP—Natural History Museum of Los Angeles County, Invertebrate Paleontology Section, Los Angeles, 
California. 
LAV—Unknown institutional abbreviation. 
LC—Ralph B. Clark Interpretive Center, Buena Park, Orange County, California. 
MCZ—Museum of Comparative Zoology, Harvard University, Cambridge, Massachusetts. 
MNHN—Museum national d’Histoire naturelle, Paris, France. 
MSU—Montana State University, Bozeman, Montana. 
NMW—Naturhistorisches Museum, Wien, Austria. 
OCPC—Orange County Paleontology Collection, Santa Ana, California. 
PIN—Paleontological Institute, Russian Academy of Sciences, Moscow, Russia. 
ROM—Royal Ontario Museum, Toronto, Ontario, Canada. 
SBCM—San Bernardino County Museum, Redlands, California. 
SBMNH—Santa Barbara Museum of Natural History, Santa Barbara, California. 
SDNHM—San Diego Natural History Museum, San Diego, California. 
SIO—Marine Vertebrate Collection, Scripps Institute of Oceanography, La Jolla, California. 
SU—Stanford University, Palo Alto, California; collections and records now held by the California Academy 
of Sciences, San Francisco, California. 
UCLA—Department of Geology, University of California, Los Angeles, California. 
UCMP—University of California Museum of Paleontology, University of California, Berkeley, California. 
UCR—Department of Geological Sciences, University of California, Riverside, California. 
UMMP—University of Michigan Museum of Paleontology, University of Michigan, Ann Arbor, Michigan. 
UMMZ—University of Michigan Museum of Zoology, University of Michigan, Ann Arbor, Michigan. 
UO- University of Oregon Museum of Natural and Cultural History, University of Oregon, Eugene, Oregon. 
USC—Department of Geology, University of Southern California, Los Angeles, California. 
USGS—United States Geological Survey, Menlo Park, CA for localities preceeded by an M, and Reston, 
Virginia for others. 
USNM—United States National Museum of Natural History, Washington, D.C. 
YPM—Division of Vertebrate Paleontology, Peabody Museum of Natural History, Yale University, New 
Haven, Connecticut. 
ZMB—Universitat Humboldt, Museum fur Naturkunde, Berlin, Germany, 
f—extinct 
