Namacalathus is a problematic metazoan fossil occurring in the latest Ediacaran. The first, and only described species, N. hermanastes, was first described...
11 KB (1,265 words) - 10:52, 25 October 2022
to the beginning of the Tommotian. The mineralized tubes of Cloudina, Namacalathus, Sinotubulites, and a dozen more of the other organisms from carbonate...
134 KB (15,421 words) - 07:52, 5 July 2024
the world, and to the disappearance of distinctive Ediacaran fossils (Namacalathus, Cloudina). Nevertheless, there are arguments that the dated horizon...
84 KB (9,044 words) - 05:28, 15 July 2024
from the temporal Terminal Ediacaran biozone. The benthic, calcified Namacalathus is only known from the Nama assemblage, although its affiliations remain...
15 KB (1,367 words) - 05:58, 16 May 2024
the brachiopods and phoronids, and the possible Ediacaran lophophorate Namacalathus. Tentaculitids have ribbed, cone-shaped shells which range in length...
6 KB (452 words) - 03:13, 6 November 2023
spines, made of silica, and are thought to be the remains of sponges. Namacalathus, which may have been a cnidarian, closely related to jellyfish and corals...
40 KB (4,941 words) - 09:05, 24 July 2024
carbonate rich areas of stromatolite reefs. It is found in association with Namacalathus, which like Cloudina was "weakly skeletal" and solitary, and Namapoikia...
28 KB (2,777 words) - 19:34, 7 July 2024
the latest Ediacaran of western Siberia, coexisting with Cloudina and Namacalathus. Filaments Filament-shaped structures in Precambrian fossils have been...
104 KB (10,982 words) - 14:16, 22 July 2024
fossiliferous stratigraphic units in British Columbia Hofmann, Hans J. "Namacalathus-Cloudina assemblage in Neoproterozoic Miette Group (Byng Formation),...
2 KB (118 words) - 22:16, 18 June 2024
shelly fossils of prehistoric marine animals, ordered by their type. Namacalathus Yochelsoniella Elements of a scleritome, resembling Halkieria:[clarification...
2 KB (329 words) - 03:29, 14 March 2022
preserved by microbial mats; and calcifying organisms such as Cloudina and Namacalathus, which had a carbonate skeleton. Because both these groups disappear...
13 KB (1,509 words) - 19:53, 2 April 2024
Namibia, in association with other calcifying fossils, Cloudina and Namacalathus. Its mineralogy and accretionary style has been compared with that of...
4 KB (409 words) - 07:10, 17 October 2022
events: an example is Ausia fenestrata. Analysis performed in 2018 on Namacalathus and Cloudina skeletons from the Ediacaran Omkyk Member of the Nama Group...
15 KB (1,314 words) - 13:30, 12 June 2024
Hofmann 1987 discoid fossil with no clear diagnostic characters Canada Namacalathus Grotzinger, Watters, et Knoll 2000 Namibia Namalia Germs 1968 Namibia...
82 KB (4,895 words) - 18:03, 11 June 2024
be characteristic of the Cambrian. (The shelly fossils Cloudina and Namacalathus are known from terminal-Ediacaran sediments.) This assemblage has been...
11 KB (1,299 words) - 22:42, 19 May 2024
occur in higher number – five, six, a dozen – with some resemblance to Namacalathus. The affinity of melanosclerites is uncertain; algal has been proposed...
4 KB (377 words) - 08:32, 16 May 2024
Cloudina aggregates are presented by Mehra & Maloof (2018). A study on Namacalathus and Cloudina skeletons from the Ediacaran Omkyk Member of the Nama Group...
434 KB (40,052 words) - 04:54, 22 July 2024
africanus. A study of phylogenetic relationships of the Ediacaran animal Namacalathus, interpreting it as a member of Lophotrochozoa related to bryozoans and...
173 KB (8,103 words) - 02:19, 27 June 2024
published by Darroch et al. (2017). Fossils of members of the genus Namacalathus (co-occurring with Cloudina and Corumbella) are reported from the Ediacaran...
297 KB (21,731 words) - 03:03, 29 July 2024
the first three-dimensional, pyritized preservation of soft tissue in Namacalathus hermanastes from the Nama Group (Namibia), and evaluate the implications...
321 KB (27,999 words) - 04:22, 8 July 2024