Neptunea angulata
†Neptunea angulata is an extinct species of large fossil sea snail, a marine gastropod mollusk in the family Buccinidae.
| Neptunea angulata | |
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| Drawing of a shell of Neptunea angulata | |
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| Species: | †N. angulata |
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| †Neptunea angulata (Wood, 1848) | |
There is some confusion concerning the nomenclature (the naming) of this extinct taxon. The species was formerly known as Neptunea contraria. This is, however, the name of a modern extant species, and therefore the two names are not synonyms. This has been clarified by Nelson & Pain, 1986.[1]
Shells of Neptunea angulata
Distribution
gollark: https://external-content.duckduckgo.com/iu/?u=https%3A%2F%2Ftse1.mm.bing.net%2Fth%3Fid%3DOIP.ErSQsJ4GpOj4abc9DfPkagAAAA%26pid%3DApi&f=1
gollark: It basically just uses the derivative to draw a tangent line from your current best guess of the root/zero of a function out until it hits the X axis, repeatedly.
gollark: Works for me.
gollark: Fascinating.
gollark: (or at least weren't very well-known, I assume)
References
- Nelson, C.M. & Pain, T. (1986) Linnaeus' Neptunea (Mollusca: Gastropoda). Zoological Journal of the Linnean Society, 88: 291-305.
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