cephalon) of Triarthrus has opisthoparian sutures, and the right and left free cheeks that they define are yoked. The cephalon in Triarthrus is semicircular...
14 KB (1,403 words) - 16:41, 16 July 2024
Ordovician) Eodalmanitina (Middle Ordovician) Trinucleus (Middle Ordovician) Triarthrus (Late Ordovician) Most Early Silurian families constitute a subgroup of...
111 KB (11,936 words) - 12:16, 1 October 2024
coupled with low organic carbon and low organic sulfur. The trilobite Triarthrus eatoni comprises 85% of the organisms sampled at the locality, other taxa...
12 KB (1,000 words) - 13:48, 26 November 2023
Temporal range: Cambrian–Recent PreꞒ Ꞓ O S D C P T J K Pg N Fossil of Triarthrus eatoni, a trilobite Cherax wagenknechtae, a crustacean mandibulate Scientific...
2 KB (136 words) - 14:37, 2 June 2024
closely related to Artiopoda in some analyses. Restoration of the trilobite Triarthrus eatoni Fossils of Naraoia compacta (Nektaspida) Life restoration of Sidneyia...
15 KB (919 words) - 10:17, 3 October 2024
Pyritized specimen of the brachiopod Paraspirifer bownockeri Pyritized Triarthrus eatoni from Whetstone Gulf Formation Pyritized Furcaster paleozoicus from...
111 KB (11,442 words) - 09:07, 28 September 2024
A pair of Triarthrus trilobites with pyritized soft-tissue...
196 KB (10,331 words) - 12:39, 14 October 2024
A Triarthrus eatoni with preserved appendages. From upper New York, United States...
5 KB (492 words) - 20:21, 13 August 2023
Rhodonaspis Saltaspis Shihuigouia Sphaerophthalmus Svalbardites Talbotinella Triarthrus (/*Brongniartia EATON)? Ullaspis Westergaardia (=Sphaerophthalmoides)...
3 KB (173 words) - 12:13, 6 May 2024
diomedeae (Faxon, 1893) Haliporoides sibogae (De Man, 1907) Haliporoides triarthrus (Stebbing, 1914) "WoRMS - World Register of Marine Species - Haliporoides...
2 KB (80 words) - 00:33, 6 January 2024
Ellipsocephaloididae Family Olenidae Superfamily Incertae sedis Genus Triarthrus Wikimedia Commons has media related to Olenina. "Order - Ptychopariida...
909 bytes (37 words) - 00:30, 9 December 2023
Evidence from the study of soft-bodied specimens of Olenoides serratus and Triarthrus eatoni, interpreted as indicating that trilobites had five pairs of cephalic...
99 KB (6,718 words) - 14:03, 15 October 2024
is known from the Eastern Tian Shan (Central Asia). It is related to Triarthrus, but can easily be distinguished from it by an extremely long exoskeleton...
2 KB (103 words) - 05:24, 6 January 2024
†Subulites †Syringopora †Taxocrinus †Tetradium †Theelia †Treptoceras †Triarthrus †Triarthrus eatoni †Triendoceras – tentative report †Trocholites †Ulrichicrinus...
14 KB (472 words) - 13:29, 23 September 2023
minuitissima †Thamnoptychia silicensis †Trematis †Trematis rugosa †Triarthrus †Triarthrus eatoni †Trigonacarpolithus †Trigonacarpolithus typicus †Trigonocarpus...
46 KB (2,398 words) - 21:12, 12 April 2024
tenuicosta †Strophomena titan †Syringopora †Tentaculites †Tetradium †Triarthrus †Triarthrus eatoni The Paleobiology Database records no known occurrences of...
20 KB (725 words) - 20:53, 19 June 2023
=Triangullina) Trianguraspis Triarthrella Triarthroides Triarthropsis Triarthrus (=Brongniartia) Tricopelta Tricrepicephalus (=Paracrepicephalus) Trifonella...
121 KB (5,369 words) - 05:33, 29 September 2024
the Cambrian Olenoides serratus and on the gill shaft of the Ordovician Triarthrus eatoni, and interpret these setae as likely used to groom the gills of...
185 KB (12,022 words) - 19:29, 3 October 2024
type locality for species †Trepospira †Trepospira illinoisensis †Triarthrus †Triarthrus becki †Tricrepicephalus †Tricrepicephalus arcuatus – type locality...
71 KB (3,620 words) - 16:14, 8 August 2024
†Tarphyceras †Tentaculites †Tetradium †Tetraxylopteris †Tornoceras †Triarthrus †Triarthrus eatoni †Triendoceras †Trimerus †Trochoceras †Trocholites †Truyolsoceras...
29 KB (828 words) - 20:37, 8 April 2024
Triarthrus eatoni, one of the last ptychopariids....
11 KB (974 words) - 14:48, 15 October 2024
brachiopod Leptolobus, rhynchonellatan brachiopod Camarotoechia and trilobite Triarthrus. List of eurypterid genera Timeline of eurypterid research Caster, Kenneth...
16 KB (1,579 words) - 23:20, 8 September 2023
†Syringopora †Taeniocrada †Teganium †Tentaculites †Tetradium †Tetragraptus †Triarthrus †Uraloceras †Uraloceras burtiense †Uraloceras fedorowi †Uraloceras involutum...
54 KB (2,110 words) - 18:35, 6 January 2024
Cincinnatian Series, which includes the Kope Formation. The trilobites such as Triarthrus eatoni, Cryptolithus tessellatus, and Proetidella parviusculus have been...
8 KB (755 words) - 12:57, 4 September 2023
†Tentaculites †Tetraxylopteris †Titusvillia – type locality for genus †Triarthrus †Tricrepicephalus †Trimerus †Tubulella †Tuzoia †Urasterella †Vinella †Wanneria...
30 KB (1,139 words) - 08:36, 15 September 2024
Arts and Sciences. 7: 1–169. Beecher, C.E. (1893a). "A larval form of Triarthrus". American Journal of Science. 46 (275): 361–362. Bibcode:1893AmJS...46...
18 KB (1,755 words) - 07:07, 26 November 2023
†Trematospira perforata – or unidentified comparable form †Triarthrus †Triarthrus becki †Triarthrus eatoni †Tricornina †Triendoceras †Triendoceras orthoseptatum...
183 KB (8,683 words) - 16:14, 8 August 2024
†Treptoceras cincinnatiensis †Treptoceras duseri †Treptoceras transversum †Triarthrus †Triarthrus eatoni †Triboloporus †Triboloporus cryptoplicatus †Triendoceras...
94 KB (4,588 words) - 07:48, 13 February 2024
†Subulites †Syringopora †Tentaculites †Tetragraptus †Tetrataxis †Thoracocare †Triarthrus †Trinodus †Trocholites †Tuzoia †Tylonautilus †Uraloceras †Uraloceras burtiense...
39 KB (1,320 words) - 18:39, 6 January 2024
report †Teichichnus †Tentaculites †Tetradium †Tornoceras †Treptoceras †Triarthrus †Triendoceras – tentative report †Trocholites †Tuditanus – type locality...
22 KB (784 words) - 18:39, 6 January 2024