. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. I BULLETIN OF THE Southern California Academy of Sciences LOS ANGELES, CALIFORNIA. XLVIII May-August, 1949 Part 2 CONTENTS Paoe TWO APPARENTLY NEW GEOMETRID SPECIES FROM THE SOUTHWEST John L. Sperry ----------41 THE OCCURRENCE OF BINARY FISSION IN THE METACYCLIC FORM OF TRYPANOSOMA CRUZI CHAGAS FROM TBIATOMA LONGIPES BARBER Sherwin F. Wood ---------46 NEW FLEAS AND RECORDS FROM THE WESTERN STATES C. Andresen Hubbard FOSSIL ARTHROPODS OF CALIFORNIA: 17. The Silphid Burying Beet


. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. I BULLETIN OF THE Southern California Academy of Sciences LOS ANGELES, CALIFORNIA. XLVIII May-August, 1949 Part 2 CONTENTS Paoe TWO APPARENTLY NEW GEOMETRID SPECIES FROM THE SOUTHWEST John L. Sperry ----------41 THE OCCURRENCE OF BINARY FISSION IN THE METACYCLIC FORM OF TRYPANOSOMA CRUZI CHAGAS FROM TBIATOMA LONGIPES BARBER Sherwin F. Wood ---------46 NEW FLEAS AND RECORDS FROM THE WESTERN STATES C. Andresen Hubbard FOSSIL ARTHROPODS OF CALIFORNIA: 17. The Silphid Burying Beetles in the Asphalt Deposits W. Dwight Pierce 55 ADDITIONAL PYRAMIDELLID.^ FROM THE GULF OF CALIFORNIA A. M. Strong 71 DR. ROBERT DUDLEY EMERY 94 DR. CATHERINE VIRGINIA BEERS 96 Issued November 4, 1949. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Southern California Academy of Sciences. Los Angeles, Calif. : The Academy


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