. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. BULLETIN OF NEW YORK 'P J-J g BOTANICAL GARDEN Southern California Academy of Sciences LOS ANGELES, CALIFORNIA. Vol. 61 January-March, 1962 Part 1 CONTENTS Life History Notes on Epiplatymetra grotearia Packard. John Adams Comstock 3 The Significance of the Petroliferous Nodules of Our Desert Moun- tains. W. Dwight Pierce 7 A New Pasiphaea (Crustacea, Decapoda, Natantia) from Southern Califomian waters. John C. Yaldwyn 15 Nonmarine Molluscs from Recent Sediments near Vernon, Apache County, Ariz


. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. BULLETIN OF NEW YORK 'P J-J g BOTANICAL GARDEN Southern California Academy of Sciences LOS ANGELES, CALIFORNIA. Vol. 61 January-March, 1962 Part 1 CONTENTS Life History Notes on Epiplatymetra grotearia Packard. John Adams Comstock 3 The Significance of the Petroliferous Nodules of Our Desert Moun- tains. W. Dwight Pierce 7 A New Pasiphaea (Crustacea, Decapoda, Natantia) from Southern Califomian waters. John C. Yaldwyn 15 Nonmarine Molluscs from Recent Sediments near Vernon, Apache County, Arizona. Robert J. Drake 25 Records of Snakes from Joshua Tree National Monument, Cali- fornia. Richard B. Loomis and Robert C. Stephens 29 Monarchistic Dominance in Small Groups of Captive Male Mos- quitofish,G(2m&w«(2 affinis patruelis. Melba C. Caldwell and David K. Caldwell 37 G. W Horn's Land Gastropod Locality in Arizona. Robert J. Drake 44 Dependence on Temperature of Ca/Mg Ratio of Skeletal Structures of Organisms and Direct Chemical Precipitates out of Sea Water. George V, Chilingar 45 Report of a Scyphozoan Stephanoscyphus simplex Kirkpatrick from the Arctic ocean. Carolyn Brahm and John L. Mohr 64 Issued May 11,1962. 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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