Gastropoda - Lepetellida - Fissurellidae
Parent taxon: Emarginula according to H. S. Ladd 1966
See also Knight et al. 1960 and Wilson 1993
Sister taxa: Emarginula (Altomarginula), Emarginula (Arginula), Emarginula (Emarginula), Emarginula (Semperia), 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: Emarginula (Subzeidora) devota
Ecology: facultatively mobile epifaunal grazer-carnivore
Distribution:
• Quaternary of the Marshall Islands (2 collections)
• Miocene of the Marshall Islands (1)
Total: 3 collections each including a single occurrence