Jaekelopterus is a genus of predatory eurypterid, a group of extinct aquatic arthropods. Fossils of Jaekelopterus have been discovered in deposits of...
34 KB (3,865 words) - 02:27, 15 May 2024
eurypterids, Acutiramus, Jaekelopterus and Pterygotus, are very similar to each other. Pterygotus is particularly similar to Jaekelopterus, from which it is...
65 KB (7,613 words) - 15:43, 20 August 2024
the appendage of Jaekelopterus. An inclusive phylogenetic analysis with multiple species of Acutiramus, Pterygotus and Jaekelopterus is required to resolve...
33 KB (3,780 words) - 13:57, 10 August 2024
includes the largest known arthropods ever to have lived. The largest, Jaekelopterus, reached 2.5 meters (8.2 ft) in length. Eurypterids were not uniformly...
93 KB (10,206 words) - 18:40, 27 July 2024
one of the largest arthropods ever known, as large as the eurypterid Jaekelopterus rhenaniae, whose length is estimated at 2.33–2.59 metres (7 ft 8 in –...
15 KB (1,370 words) - 21:01, 20 August 2024
nautiloid cephalopods such as Cameroceras and later eurypterids such as Jaekelopterus during the Ordovician and Silurian periods. The first vertebrate carnivores...
20 KB (2,004 words) - 06:43, 20 August 2024
arthropods to have ever lived with some members of the family, such as Jaekelopterus and Acutiramus, exceeding 2 metres (6.6 ft) in length. Their fossilized...
37 KB (4,287 words) - 17:46, 7 July 2024
However, Pentecopterus was overtaken by other eurypterids such as Jaekelopterus rhenaniae, the largest known arthropod with 2.5 metres (8 ft 2 in)....
11 KB (1,286 words) - 21:40, 25 July 2024
Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...
22 KB (2,385 words) - 07:24, 17 August 2024
this is significantly smaller than the largest eurypterid overall, Jaekelopterus, which could reach lengths of around 250 centimetres (8.2 ft), Hibbertopterus...
46 KB (4,935 words) - 14:52, 16 January 2024
largest arthropod known to have existed is the eurypterid (sea scorpion) Jaekelopterus, reaching up to 2.5 m (8.2 ft) in body length, followed by the millipede...
162 KB (16,262 words) - 01:50, 25 August 2024
eurypterine suborder, notably the largest known arthropod of all time, Jaekelopterus, at 230–260 centimetres (7.5–8.5 ft), hibbertopterids were far bulkier...
14 KB (1,504 words) - 02:40, 18 December 2023
similar in size range Chasmataspis. The largest known eurypterid was Jaekelopterus rhenaniae at 2.5 m (8 ft 2 in) in length, which is also the largest...
382 KB (39,661 words) - 00:57, 25 August 2024
well-developed chelae (claws). Although some pterygotid eurypterids, such as Jaekelopterus or Acutiramus grew to gigantic proportions, it is estimated that the...
33 KB (3,610 words) - 13:18, 3 December 2023
Merrimerriwa Formation (Australia), extending known geographical range of Jaekelopterus into Gondwana. Braddy (2024) studies the life mode of carcinosomatoid...
84 KB (5,548 words) - 11:10, 23 August 2024
appeared about 515 Ma. The largest known arthropod, the sea scorpion Jaekelopterus rhenaniae, has been found in estuarine strata from about 390 Ma. It...
304 KB (29,027 words) - 19:28, 21 August 2024
other pterygotioids such as Slimonia acuminata with 100 cm (39 in) or Jaekelopterus rhenaniae and (potentially) Erettopterus grandis with 2.5 m (8.2 ft)...
15 KB (1,485 words) - 23:43, 24 November 2023
hills, at Willwerath near Prüm, Rhineland-Palatinate, Germany. In it Jaekelopterus rhenaniae, a giant eurypterid was discovered. The Klerf Formation, comprising...
6 KB (398 words) - 10:12, 12 June 2024
dwarfed by many of the members of its family (the Pterygotidae), such as Jaekelopterus rhenaniae at 2.5 metres (8 ft, the largest known arthropod) and Acutiramus...
15 KB (1,700 words) - 17:02, 14 July 2024
Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...
15 KB (1,731 words) - 16:23, 25 March 2024
Jaekelopterus, around 2.5 m-long eurypterid...
193 KB (10,025 words) - 08:51, 20 August 2024
arthropods to have ever existed were eurypterids. The largest known species (Jaekelopterus rhenaniae) reached up to 2.5 m (8.2 ft) in length, about the size of...
54 KB (5,349 words) - 23:01, 28 March 2024
eurypterids overall, rivalling the large pterygotid eurypterids (such as Jaekelopterus) in size. Other species of the genus were considerably smaller, with...
28 KB (3,262 words) - 10:01, 22 March 2024
Fossil of Jaekelopterus, a pterygotioid. At a length of 2.5 meters, it is one of the largest arthropods to have ever lived....
14 KB (1,375 words) - 03:12, 25 December 2023
fish and nautiloids. First of many modern groups, including tetrapods. Jaekelopterus, giant "sea scorpion". First amphibians, the Labyrinthodontia, the group...
237 KB (6,444 words) - 19:30, 21 August 2024
Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...
3 KB (250 words) - 03:40, 13 July 2024
marginally marine than those sections inhabited by Adelophthalmus. As Jaekelopterus and other some eurypterids, Parahughmilleria probably wandered in and...
23 KB (2,546 words) - 22:05, 18 August 2023
Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...
1 KB (98 words) - 03:48, 13 July 2024
estuarine to deltaic one, and other animals like the largest eurypterid, Jaekelopterus, are known from the same formation. Willwerathia was originally thought...
9 KB (869 words) - 02:16, 26 June 2024
Eurypterina contains several famous giant eurypterids such as Pterygotus and Jaekelopterus, the Stylonurina gave rise to large forms as well, several larger than...
11 KB (973 words) - 03:36, 18 December 2023