Ancyrodella is an extinct genus of conodonts from the Late Devonian. During the Famennian stage of the Late Devonian, a biologic event occurred (Upper...
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Lower GSSP ratified 1985 Upper boundary definition FAD of the Conodont Ancyrodella rotundibola Upper boundary GSSP Col du Puech de la Suque, Montagne Noire...
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Lower GSSP ratified 1994 Upper boundary definition FAD of the conodont Ancyrodella rotundiloba Upper boundary GSSP Col du Puech de la Suque, Montagne Noire...
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span formality Formal Lower boundary definition FAD of the conodont Ancyrodella rotundiloba Lower boundary GSSP Col du Puech de la Suque, Montagne Noire...
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Devonian, a biologic event occurred (Upper Kellwasser Extinction of all Ancyrodella and Ozarkodina and most Palmatolepis, Polygnathus and Ancyrognathus)...
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Playfordia P. primitiva Gnamptognathus G.? lipperti G.? cf. G.? lipperti Ancyrodella A. rotundiloba alata A. rotundiloba rotundiloba Icirodus I. symmetricus...
25 KB (1,650 words) - 23:45, 16 July 2024
stage, a biologic event occurred (Upper Kellwasser Extinction of all Ancyrodella and Ozarkodina and most Palmatolepis, Polygnathus and Ancyrognathus)...
20 KB (2,203 words) - 10:13, 15 April 2024
triangularis (Conodont). Biologic: Upper Kellwasser Extinction of all Ancyrodella and Ozarkodina and most Palmatolepis, Polygnathus, and Ancyrognathus...
93 KB (3,982 words) - 14:15, 3 August 2024
distribution of the P1 elements of members of the genera Palmatolepis, Ancyrodella and Polygnathus during the late Frasnian and the Famennian is published...
285 KB (25,227 words) - 13:00, 11 August 2024
†Acanthodus †Acodus †Acuminatella †Alternognathus †Amorphognathus †Ancyrodella †Ancyrognathus †Anticostiodus †Appalachignathus †Arianagnathus †Bactrognathus...
4 KB (163 words) - 14:30, 24 August 2022
stage, a biologic event occurred (Upper Kellwasser Extinction of all Ancyrodella and Ozarkodina and most Palmatolepis, Polygnathus and Ancyrognathus....
3 KB (289 words) - 03:33, 26 July 2022
Name Novelty Status Authors Age Unit Location Notes Images Ancyrodella Valid Ulrich & Bassler...
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1932. In 1926, with Ray S. Bassler, he described the conodont genus Ancyrodella, An extinct species of graptolite, Climacograptus ulrichi, was named...
4 KB (417 words) - 05:36, 7 February 2024
Polygnathidae. In 1926, with E. O. Ulrich, he described the conodont genus Ancyrodella. The conodont species name Neognathodus bassleri is a tribute to RS Bassler...
6 KB (449 words) - 17:13, 8 November 2023
defined by the Upper Kellwasser Extinction, when the conodont genera Ancyrodella, and Ozarkodina and many species of Palmatolepis, Polygnathus, and Ancyrognathus...
2 KB (159 words) - 01:28, 29 April 2021