Danoceras Troedsson, 1926
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publication ID |
https://doi.org/10.5852/ejt.2025.978.2801 |
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publication LSID |
lsid:zoobank.org:pub:422E6F06-B4C8-4840-854C-811145D88B32 |
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DOI |
https://doi.org/10.5281/zenodo.14988510 |
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persistent identifier |
https://treatment.plazi.org/id/93268783-964C-701C-FDBA-FA33FDF3F88A |
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treatment provided by |
Plazi (2025-03-07 10:46:31, last updated 2025-03-07 11:32:00) |
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scientific name |
Danoceras Troedsson, 1926 |
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Genus Danoceras Troedsson, 1926 View in CoL
Type species
Danoceras ravni Troedsson, 1926 , Cape Calhoun, northern Greenland, Cape Calhoun series, Late Ordovician; by original designation.
Diagnosis
Slender diestoceratids with straight or slightly curved shell, and compressed conch cross section with narrow venter and / or dorsum; mature body chamber with widest height and width near its base, with simple constriction close to mature aperture, with apertural widening and shallow hyponomic sinus; siphuncle positioned near conch margin, cyrtochoanitic; necks recumbent, segments elongate, subtrapezoidal in longitudinal section; thin annulosiphonate deposits with distinctive irregular linear processes, which extend adapically and adorally without fusing from segment to segment. (Compiled from Strand 1934, and Sweet 1964b.)
Strand T. 1934. The Upper Ordovician Cephalopods of the Oslo Area. Norsk geologiske Tidsskrift 14: 1-117.
Sweet W. C. 1964 b. Oncocerida. In: Moore R. C. (ed.) Treatise on Invertebrate Paleontology, Part K, Mollusca 3: K 277 - K 319. University of Kansas Press, Boulder, CO.
Troedsson G. T. 1926. On the Middle and Upper Ordovician faunas of northern Greenland. I. Cephalopods. Meddeleser on GrOnland 71: 1-157.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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