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Emarginula (Semperia) Crosse 1867 (keyhole limpet)

Gastropoda - Lepetellida - Fissurellidae

Alternative spelling: Semperia

Parent taxon: Emarginula according to J. B. Knight et al. 1960

See also Sepkoski 2002

Sister taxa: Emarginula (Altomarginula), Emarginula (Arginula), Emarginula (Emarginula), Emarginula (Subzeidora), Emarginula (Tauschia), Emarginula abnormis, Emarginula bella, Emarginula clathrata, Emarginula clathrataeformis, Emarginula clypeata, Emarginula conformis, Emarginula conica, Emarginula costata, Emarginula crassa, Emarginula dotyhillsensis, Emarginula elegans, Emarginula elongata, Emarginula fissura, Emarginula gabbi, Emarginula incisura, Emarginula kitteli, Emarginula mareana, Emarginula marylandica, Emarginula muensteri, Emarginula multiradiata, Emarginula punctura, Emarginula radiola, Emarginula reticulata, Emarginula rosea, Emarginula squammata, Emarginula striatissima, Emarginula tropica, Emarginula variegata, Emarginula washingtoniana

Subtaxa: none

Ecology: facultatively mobile epifaunal grazer-carnivore

Distribution:

• Paleocene of Greenland (3 collections)

Total: 3 collections each including a single occurrence

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