Jaekelopterus is a genus of predatory eurypterid, a group of extinct aquatic arthropods. Fossils of Jaekelopterus have been discovered in deposits of...

the appendage of Jaekelopterus. An inclusive phylogenetic analysis with multiple species of Acutiramus, Pterygotus and Jaekelopterus is required to resolve...

eurypterids, Acutiramus, Jaekelopterus and Pterygotus, are very similar to each other. Pterygotus is particularly similar to Jaekelopterus, from which it is...

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...

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...

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 –...

appeared about 515 Ma. The largest known arthropod, the sea scorpion Jaekelopterus rhenaniae, has been found in estuarine strata from about 390 Ma. It...

this is significantly smaller than the largest eurypterid overall, Jaekelopterus, which could reach lengths of around 250 centimetres (8.2 ft), Hibbertopterus...

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...

well-developed chelae (claws). Although some pterygotid eurypterids, such as Jaekelopterus or Acutiramus grew to gigantic proportions, it is estimated that the...

Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...

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...

However, Pentecopterus was overtaken by other eurypterids such as Jaekelopterus rhenaniae, the largest known arthropod with 2.5 metres (8 ft 2 in)....

Fossil of Jaekelopterus, a pterygotioid. At a length of 2.5 meters, it is one of the largest arthropods to have ever lived....

eurypterine suborder, notably the largest known arthropod of all time, Jaekelopterus, at 230–260 centimetres (7.5–8.5 ft), hibbertopterids were far bulkier...

Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...

hills, at Willwerath near Prüm, Rhineland-Palatinate, Germany. In it Jaekelopterus rhenaniae, a giant eurypterid was discovered. The Klerf Formation, comprising...

Jaekelopterus, around 2.5 m-long eurypterid...

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)...

eurypterids overall, rivalling the large pterygotid eurypterids (such as Jaekelopterus) in size. Other species of the genus were considerably smaller, with...

Euryteridss of the Hunsrück Slate. Genus Abundance Notes Images Jaekelopterus A giant eurypterid, probably allochthonous Rhenopterus Probably misidentified...

Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...

Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...

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...

small compared to their relatives, such as the gigantic pterygotid Jaekelopterus rhenaniae, which easily exceeded 2 metres (6.5 feet), and was the largest...

Eurypterina contains several famous giant eurypterids such as Pterygotus and Jaekelopterus, the Stylonurina gave rise to large forms as well, several larger than...

least 2.2 metres (7.2 ft) and rivalled the largest eurypterid of all, Jaekelopterus, in size. Morphologically, carcinosomatids were highly distinct from...

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...

Acutiramus Jaekelopterus...

Campylocephalus Carcinosoma Drepanopterus Eurypterus Hibbertopterus Hughmilleria Jaekelopterus Megalograptus Megarachne Mixopterus Onychopterella Pentecopterus Pterygotus...