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Propupaspira

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Journal Article

LATE PALEOZOIC EVOLUTION OF THE CAENOGASTROPODA: LARVAL SHELL MORPHOLOGY AND IMPLICATIONS FOR THE PERMIAN/TRIASSIC MASS EXTINCTION EVENT

ALEXANDER NÜTZEL, PAN HUA-ZHANG
Published: 01 November 2005
Journal of Paleontology (2005) 79 (6): 1175–1188.
DOI: https://doi.org/10.1666/0022-3360(2005)079[1175:LPEOTC]2.0.CO;2
... shell morphology of the following taxa is discussed and illustrated: Platyzona (Goniasmatidae), Erwinispira n. gen. (Erwinispirinae n. subfam.), Propupaspira (Propupaspiridae), Soleniscus (Soleniscidae), Meekospiridae, and Chlorozyga (Imoglobidae). The new species Meekospira ? solenisiciforma...
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Figure 3 — <span class="search-highlight">Propupaspira</span> eleganta ( Pan and Erwin, 2002 ), NIGP 137222, ju...

Figure 3 — Propupaspira eleganta ( Pan and Erwin, 2002 ), NIGP 137222, ju...

Published: 01 November 2005
Figure 3 — Propupaspira eleganta ( Pan and Erwin, 2002 ), NIGP 137222, juvenile specimen; abrupt transition from planktotrophic larval shell to teleoconch well visible; latest Permian, Yunnan, China; scale bars 0.1 mm