Lawrenceoceras Ulrich, Foerste, Miller & Unklesbay, 1944
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publication ID |
https://doi.org/ 10.5852/ejt.2021.783.1601 |
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publication LSID |
lsid:zoobank.org:pub:071EAD63-05ED-4D6C-AC45-8719E6D79E0B |
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DOI |
https://doi.org/10.5281/zenodo.5793434 |
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persistent identifier |
https://treatment.plazi.org/id/5F4487AC-FFA5-FFA7-FE47-7EFEFE007914 |
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treatment provided by |
Felipe |
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scientific name |
Lawrenceoceras Ulrich, Foerste, Miller & Unklesbay, 1944 |
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Genus Lawrenceoceras Ulrich, Foerste, Miller & Unklesbay, 1944
Type species
Lawrenceoceras collinsi Ulrich, Foerste, Miller & Unklesbay, 1944 from boulders at Point Levis, Levis County, Quebec, Canada (presumably late Floian); by original designation.
Diagnosis
Smooth, slender, cyrtocones with elliptically depressed cross section. Sutures directly transverse, with very shallow, broad dorsal and ventral lobes. Siphuncle small, about 0.1 of conch diameter, on convex side of conch, almost marginal in position. Siphuncular segments cylindrical or nearly so (compiled from Ulrich et al. 1944).
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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