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Showing 1 to 3 of 3 for “"Acmaeidae"”.
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Vertical zonation of three species of California limpets (Acmaeidae) as a function of predation
<p>Various studies indicate the acmaeid limpet species Collisella digitalis, Collisella pelta and Notoacmea scutum inhabit different vertical zones in the rocky-intertidal region. At Sunset Bay, Oregon, Shotwell (1950) found that C. digitalis was situated in the upper intertidal C. pelta inhabited …
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Studies on the natural history of the limpets of the family Acmaedae
<p>This thesis is a report of the findings of two years of part-time work on the limpets of the family Acmaedae. The major portion of the work was done on the Monterey Peninsula between Point Pines, 36° 38' 30" N. latitude, 121° 56' 00" W. longitude, and Pescadero Point 30° 33' 40" N. latitude, …
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Population ecology, desiccation, and food resources with respect to angle of substrate for two limpets, Collisella (Acmaea) digitalis and Collisella (Acmaea) scabra
<p>Two common limpets, Collis~ (Acmaea) digitalis and Collisella (Acmaea) scabra have overlapping distributions in the upper int.ertidal .spray zone. Haven (1971) found that Q. digitalis is more abundant on vertical surfaces while Q. scabra dominates horizontal surfaces. He assumed this preference …