Hurdia is an extinct genus of hurdiid radiodont that lived 505 million years ago during the Cambrian Period. Fossils have been found in North America,...
12 KB (1,229 words) - 03:13, 26 August 2024
famous species of radiodonts are the Cambrian taxa Anomalocaris canadensis, Hurdia victoria, Peytoia nathorsti, Titanokorys gainesi, Cambroraster falcatus...
95 KB (7,592 words) - 21:03, 22 October 2024
canadensis had 13 pairs. Oral cones of Anomalocaris (A), Peytoia (B) and Hurdia (C), the former showing unique triradial, tuberculated and wrinkled structures...
44 KB (4,840 words) - 08:32, 5 November 2024
to the clade Hurdiidae, and is closely related to the contemporary genus Hurdia. Peytoia contains two named species: Peytoia nathorsti, the type species...
18 KB (1,724 words) - 22:30, 14 July 2024
This discovery also found that other hurdiid radiodonts like Peytoia and Hurdia had a dorsal pair of flaps as well. Frontal appendages of Aegirocassis had...
13 KB (1,120 words) - 21:59, 19 October 2024
Buccaspinea cooperi Cambroraster falcatus Cordaticaris striatus Hurdia triangulata Hurdia victoria Pahvantia hastata Peytoia nathorsti Peytoia infercambriensis...
21 KB (1,899 words) - 22:29, 14 October 2024
with some of the others being Cambroraster, Anomalocaris, Peytoia, and Hurdia. Titanokorys is distinguished from other Burgess Shale radiodonts because...
18 KB (1,778 words) - 17:02, 27 September 2024
hurdiid head sclerites is notable, with some genera like Aegirocassis and Hurdia possessing long, pointed sclerites. While others like Cambroraster and Titanokorys...
10 KB (895 words) - 23:13, 26 October 2024
interpreted as bivalved arthropod, and now considered as head sclerites of Hurdia. Pahvantia is a relatively small radiodont with an estimated length between...
7 KB (682 words) - 14:35, 17 October 2024
symbrachiata but not Anomalocaris canadensis, Tamisiocaris borealis, or Hurdia victoria. Amplectobeluids could be recognized by frontal appendages with...
9 KB (840 words) - 18:08, 21 July 2024
sediment or filter-feeding. Buccaspinea appears to be closely related to Hurdia and Peytoia, sharing many characters with them, for example a lack of inner...
3 KB (238 words) - 18:49, 23 June 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
2 KB (216 words) - 11:07, 20 July 2024
D.; Collins, Desmond (20 March 2009). "The Burgess Shale Anomalocaridid Hurdia and Its Significance for Early Euarthropod Evolution". Science. 323 (5921):...
18 KB (1,729 words) - 19:35, 6 November 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
12 KB (1,130 words) - 05:53, 4 October 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
5 KB (432 words) - 16:29, 22 March 2024
controversial due to the possible softness of its oral cone (mouthpart). Hurdia Stem-group Arthropoda Radiodonta Marble Canyon Walcott Quarry Raymond Quarry...
78 KB (1,489 words) - 19:05, 16 September 2024
borealis than to Anomalocaris canadensis, Amplectobelua symbrachiata, or Hurdia victoria. Tamisocaridid fossils have been found in the Emu Bay Shale of...
8 KB (570 words) - 14:42, 24 November 2023
Edgecombe, G. D.; Collins, D. (2009-03-20). "The Burgess Shale Anomalocaridid Hurdia and Its Significance for Early Euarthropod Evolution". Science. 323 (5921):...
23 KB (2,129 words) - 13:36, 4 November 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
5 KB (513 words) - 00:00, 24 July 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
9 KB (838 words) - 18:04, 21 July 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
5 KB (494 words) - 22:14, 3 September 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
11 KB (782 words) - 07:39, 25 September 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
14 KB (1,437 words) - 14:45, 20 September 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
9 KB (894 words) - 05:35, 24 August 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
3 KB (285 words) - 18:31, 26 October 2024
Ursulinacaris were very slender, unlike other hurdiids such as Peytoia or Hurdia. It was initially reported as the first hurdiid with paired endites (a feature...
3 KB (315 words) - 04:02, 17 June 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
4 KB (213 words) - 09:42, 24 June 2024
(Pambdelurion and Kerygmachela), Opabinia and radiodonts (Anomalocaris, Hurdia and so on). Erratus was a member of the Chengjiang Biota, which dates to...
11 KB (955 words) - 01:49, 31 January 2024
Buccaspinea Cambroraster Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis...
7 KB (702 words) - 05:20, 2 September 2024