Penion crawfordi explained

Penion crawfordi is an extinct species of marine snail or whelk, belonging to the true whelk family Austrosiphonidae.^{[1] [2]}

Description

Penion crawfordi is a large, extinct species of Penion siphon whelk. Shells of P. crawfordi have spine-like, dorso-ventrally compressed nodules on the shell spire.

Distribution

Fossils of Penion crawfordi are found in northern South Island and southern North Island in New Zealand.^[3]

External links

• Revised descriptions of New Zealand Cenozoic Mollusca from Beu and Maxwell (1990): Penion crawfordi (Hutton, 1873)
• International Fossil Shell Museum: New Zealand Miocene

Notes and References

1. Kantor, Yuri I.. Fedosov, Alexander E.. Kosyan, Alisa R.. Puillandre, Nicolas. Sorokin, Pavel A.. Kano, Yasunori. Clark, Roger. Bouchet, Philippe. Molecular phylogeny and revised classification of the Buccinoidea (Neogastropoda). Zoological Journal of the Linnean Society. 2022. 194. 3. 789–857. 10.1093/zoolinnean/zlab031.
2. Web site: WoRMS – World Register of Marine Species – Penion crawfordi (Hutton, 1873) †. www.marinespecies.org. 24 July 2017.
3. Crampton, J.S., Terezow, M. The Kiwi Fossil Hunter's Handbook. GNS Science, Auckland, New Zealand (2010).