Browsing by Journal Issue "scas/vol65/iss4"
Now showing items 1-12 of 12
-
Cover
-
Gonionemus vertens L. Agassiz (Hydrozoa: Limnomedusae) in Southern California
In an enclosed lagoon at the Santa Barbara Campus of the University of California, medusae of the limnomedusiod hydrozoan Gonionemus vertens have been observed for 2 years, where they are found in the shelter of the green ... -
New Species and New Records of Euschoengastia (Acarina, Trombiculidae) from Western Mexica
Investigations of the chiggers from mammals taken in the Mexican states of Baja California Norte, Sonora, Sinaloa and Durango, revealed seven species of Euschoengastia. Three of these species are new and are described below ... -
Origin of the Enamel Matrix in Developing Amphibian Teeth
Conflicting reports in the recent literature indicate that developing amphibian teeth have mesodermal enamel, or conversely that amphibian teeth have ectodermal enamel. Careful comparisons were made of developing teeth ...