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Calliostoma grantianum Berry 1940

PaleoDB taxon number: 390471

Full reference: S. S. Berry. 1940. New Mollusca from the Pleistocene of San Pedro, California - I. Bulletins of American Paleontology 25(94A):1-16

Belongs to Calliostoma according to A. J. W. Hendy 2019

Sister taxa: Calliostoma (Ampullotrochus), Calliostoma (Calliostoma), Calliostoma (Elmerlinia), Calliostoma (Eocalliostoma), Calliostoma (Eutrochus), Calliostoma (Fautor), Calliostoma (Leiotrochus), Calliostoma (Pulchrastele), Calliostoma (Salsipotens), Calliostoma (Sarmates), Calliostoma (Sinutor), Calliostoma (Tristichotrochus), Calliostoma (Ziziphinus), Calliostoma aphelium, Calliostoma arnoldi, Calliostoma attrina, Calliostoma bellicosum, Calliostoma bellum, Calliostoma blanfordi, Calliostoma boscianum, Calliostoma calvertanum, Calliostoma carsoni, Calliostoma castilla, Calliostoma ceramicum, Calliostoma cirrus, Calliostoma contextum, Calliostoma conuliforme, Calliostoma decamposi, Calliostoma derbyi, Calliostoma eboreus, Calliostoma exile, Calliostoma flumenvadum, Calliostoma gemmulatum, Calliostoma grabaui, Calliostoma grammaticum, Calliostoma granulata, Calliostoma hannibali, Calliostoma humile, Calliostoma irerense, Calliostoma kempiana, Calliostoma ligatum, Calliostoma limonensis, Calliostoma metrium, Calliostoma mirificum, Calliostoma mohtatae, Calliostoma monile, Calliostoma negroensis, Calliostoma noduliferum, Calliostoma nonurum, Calliostoma peralveatum, Calliostoma philanthropus, Calliostoma pirabicum, Calliostoma promense, Calliostoma puelchanum, Calliostoma reclusus, Calliostoma retectum, Calliostoma rhombotoide, Calliostoma rhombotum, Calliostoma rugabasis, Calliostoma salvatoris, Calliostoma sartoriusi, Calliostoma singuense, Calliostoma speciosa, Calliostoma tarltonense, Calliostoma tegulum, Calliostoma tropica, Calliostoma virginicum, Calliostoma wagneri, Calliostoma zizyphinum

Type specimen: Berry Coll. 8574, a shell. Its type locality is Hilltop Quarry of Berry [Lomita Marl], which is in a Pleistocene offshore marl in the Lomita Marl Formation of California.

Average measurements (in mm): shell 16.4 x 14.7