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Nymphactra Stilwell & Zinsmeister 1992
urn:lsid:organismnames.com:name:945168
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76
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Nymphactra Stilwell & Zinsmeister 1992
Stilwell & Zinsmeister 1992. Molluscan systematics and biostratigraphy. Lower Tertiary La Meseta Formation, Seymour Island, Antarctic Peninsula. Antarctic Research Series, 55 1992: i-xii, 1-192