Littorina mariana Arnold 1909 (periwinkle)

Gastropoda - Sorbeoconcha - Littorinidae

Full reference: R. Arnold. 1909. Paleontology of the Coalinga District, Fresno and Kings Counties, California. United States Geological Survey Bulletin 396:1-173

Belongs to Littorina according to R. Arnold 1909

Sister taxa: Littorina (Littorina), Littorina (Melaraphe), Littorina alta, Littorina aspera, Littorina coccinea, Littorina kneri, Littorina neritoides, Littorina obtusata, Littorina oligocenica, Littorina petricola, Littorina pittsburgensis, Littorina remondii, Littorina saxatilis, Littorina scabra, Littorina schuttei, Littorina sheaferi, Littorina sookensis, Littorina subobesa, Littorina tuberculostriata, Littorina undulata, Littorina unifasciata

Subtaxa: Littorina mariana alta

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Type specimen: USNM 165481, a shell

Ecology: epifaunal grazer

Distribution: found only at UCMP loc. 2965, Kreyenhagen Hills (Pliocene of California)

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