Bulletin (Southern California Academy of Sciences) articles from August 2001

Bulletin (Southern California Academy of Sciences) archives from August 2001

A Fossil Blue Marlin (Makaira nigricans Lacepede) from the Middle Fades of the Trinidad Formation (Upper Miocene to Upper Pliocene), San Jose del Cabo Basin, Baja California Sur, Mexico.
August 1, 2001... Harry L. Fierstine [1] Shelton P. Applegate [2] Gerardo Gonzalez-Barba [3] Tobias Schwennicke [3] Luis Espinosa-Arrubarrena [2] Abstract.--A large fossil skull and several rostra of Makaira nigricans Lacepede, 1802...

Contributions to the Life History of Adult Pacific Lamprey (Lampetra tridentata) in the Santa Clara River Of Southern California.
August 1, 2001... Abstract.--Data on the relative abundance, seasonal timing, and size at entry into freshwater of upstream migrants were collected on a population of Pacific lamprey inhabiting the Santa Clara River. In addition, spent lamprey were also...

Combined Effects of Drought and Phoradendron juniperinum Infestation Severity on Fruit Characteristics of P. juniperinum and its Juniperus osteosperma Hosts.
August 1, 2001... Abstract.--The interactive effects of severe drought and severity of Phoradendron juniperinum (juniper mistletoe) infestation on fruit characteristics of parasitic P. juniperinum and its Juniperus osteosperma (Utah juniper) host trees were...

Spatial Distribution of Blackbrush (Coleogyne ramosissima Torr.) Populations in the Mojave Desert.
August 1, 2001... Department of Biology, WDB, Community College of Southern Nevada, 6375 West Charleston Boulevard, Las Vegas, Nevada 89146-1139 The pattern of spatial distribution of a plant population is a fundamental characteristic of that population, but...

Postfire Seed Bank and Soil Conditions in a Blackbrush (Coleogyne ramosissima Torr.) Shrubland.
August 1, 2001... Abstract.--Ten-year postfire seed bank and soil conditions were quantitatively investigated in a blackbrush (Coleogyne ramosissima) shrubland in Sandy Valley of southern Nevada. A severe, lightning-induced fire occurred in June 1987, creating a...

Helminths of Six Species of Colubrid Snakes from Southern California.
August 1, 2001... Stephen R. Goldberg [1] Charles R. Bursey [2] Abstract.--Six species of colubrid snakes from California were examined for helminths: Arizona elegans, Chionactis occipitalis, Masticophis flagellum, Masticophis lateralis, Phyllorhynchus...

Helminths of the California Treefrog, Hyla cadaverina (Hylidae), from Southern California.
August 1, 2001... Stephen R. Goldberg [1] Charles R. Bursey [2] Abstract.--Ninety-one California treefrogs, Hyla cadaverina, from three counties in southern California (Los Angeles, Orange, Riverside) were examined for helminths. The trematode,...

A New North Pacific Heterochone Transferred from Aphrocallistes (Porifera: Hexactinellida).
August 1, 2001... Abstract.--A hexactinellid sponge specimen from southern California, determined as a member of the genus Heterochone, was found to be conspecific with Aphrocallistes beatrix incognitus, a form previously described from the Okhotsk Sea by Koltun...