• Thumbnail for Eurypterid
    Eurypterid (redirect from Eurypterida)
    sea scorpions, are a group of extinct arthropods that form the order Eurypterida. The earliest known eurypterids date to the Darriwilian stage of the...
    93 KB (10,214 words) - 14:20, 7 December 2024
  • Thumbnail for Merostomata
    Merostomata is a class of chelicerate arthropods that contains the extinct Eurypterida (sea scorpions) and the extant Xiphosura (horseshoe crabs). The term...
    6 KB (529 words) - 18:42, 27 July 2024
  • Thumbnail for Xiphosura
    reference to the Eurypterida, some have urged that this usage should be discouraged. The Merostomata label originally did not include Eurypterida, although they...
    25 KB (2,228 words) - 02:04, 12 November 2024
  • Thumbnail for Jaekelopterus
    ; Legg, David A. (2010). "An isolated pterygotid ramus (Chelicerata: Eurypterida) from the Devonian Beartooth Butte Formation, Wyoming". Journal of Paleontology...
    34 KB (3,898 words) - 21:14, 4 October 2024
  • Thumbnail for Dekatriata
    planatergan chelicerates including the groups Arachnida, Chasmataspidida, Eurypterida and additionally two stem-genera Winneshiekia and Houia. Dekatriata is...
    2 KB (153 words) - 08:11, 28 April 2024
  • scorpion may refer to: Eurypterids, extinct arthropods in the order Eurypterida Some fish in the family Cottidae, such as: Long-spined sea scorpion (Taurulus...
    406 bytes (73 words) - 11:37, 7 August 2023
  • Thumbnail for Eurypterus
    "Les scorpions de mer (les Eurypterida)" (in French). Paleopedia. Retrieved May 23, 2011. Roy Plotnick. "Eurypterida". Access Science. doi:10.1036/1097-8542...
    54 KB (5,349 words) - 19:51, 18 November 2024
  • Thumbnail for Chasmataspidida
    (Xiphosura) and/or sea scorpions (Eurypterida), with more recent studies suggest that they form a clade (Dekatriata) with Eurypterida and Arachnida. Chasmataspidids...
    31 KB (2,890 words) - 04:03, 9 December 2024
  • Thumbnail for Arachnid
    Arachnida Lamarck, 1801 Orders Ricinulei ?Xiphosura – horseshoe crabs ?Eurypterida - sea scorpions Opiliones – harvestmen Solifugae – camel spiders Acariformes –...
    56 KB (4,818 words) - 22:17, 18 December 2024
  • Thumbnail for Arthropod
    (Phosphatocopina) Other examples of now extinct arthropod groups include Acutiramus (Eurypterida) Apankura (Euthycarcinoidea) Trimerus (Artiopoda) Concavicaris (Thylacocephala)...
    132 KB (12,591 words) - 01:49, 15 December 2024
  • Thumbnail for Salina Group
    The Salina Group or Salina Formation is a Late Silurian-age, Stratigraphic unit of sedimentary rock that is found in Northeastern and Midwestern North...
    14 KB (1,300 words) - 15:50, 3 December 2024
  • S. Shpinev; A. N. Filimonov (2018). "A new record of Adelophthalmus (Eurypterida, Chelicerata) from the Devonian of the South Minusinsk Depression". Paleontological...
    177 KB (9,355 words) - 17:32, 18 December 2024
  • Thumbnail for Scorpion
    animals without book lungs such as ticks and harvestmen. The extinct Eurypterida, sometimes called sea scorpions, though they were not all marine, are...
    91 KB (9,250 words) - 17:22, 7 December 2024
  • Thumbnail for Spider
    Eurypterida (sea scorpions) Arachnida...
    124 KB (13,641 words) - 22:20, 4 December 2024
  • Thumbnail for Chelicerata
    (horseshoe crabs) and Eurypterida (sea scorpions, extinct). The extinct Chasmataspidida may be a sub-group within Eurypterida. The Pycnogonida (sea spiders)...
    84 KB (8,305 words) - 22:38, 4 December 2024
  • Thumbnail for Hibbertopterus
    and American paleontologist Rudolf Ruedemann in their influential The Eurypterida of New York in 1912, though no distinguishing features of the fossils...
    46 KB (4,935 words) - 04:30, 18 October 2024
  • Thumbnail for John William Salter
    Salter in 1859. Parahughmilleria salteri Kjellesvig-Waering, 1961 [Order: Eurypterida]. Reported from the Temeside Mudstone Formation (Přídolí epoch) of Ludlow...
    21 KB (2,734 words) - 16:00, 18 November 2024
  • Thumbnail for Chelicerae
    Opiliones, as well as in non-arachnid Chelicerata such as the Xiphosura and Eurypterida. The chelifores of the Pycnogonida may be homologous to chelicerae. Engel...
    9 KB (924 words) - 09:52, 25 July 2024
  • Thumbnail for Pterygotus
    1912 (Eurypterida)". Journal of Paleontology. 38 (2): 331–361. JSTOR 1301554. Kjellesvig-Waering, Erik N. (1961). "The Silurian Eurypterida of the Welsh...
    65 KB (7,622 words) - 18:27, 14 December 2024
  • Thumbnail for Ecdysis
    & Derek E. G. Briggs (2008). "Ecdysis in sea scorpions (Chelicerata: Eurypterida)". Palaeogeography, Palaeoclimatology, Palaeoecology. 265 (3–4): 182–194...
    11 KB (1,301 words) - 23:15, 18 May 2024
  • Thumbnail for Megarachne
    systematics and phylogeny of the Stylonurina (Arthropoda: Chelicerata: Eurypterida)". Journal of Systematic Palaeontology. 8 (1): 49–61. Bibcode:2010JSPal...
    22 KB (2,394 words) - 16:04, 18 November 2024
  • Thumbnail for Tactopoda
    ) Order †Cheloniellida Subphylum Chelicerata Class Xiphosura Class †Eurypterida Class †Chasmataspidida Class Pycnogonida (?) Class Arachnida Clade Mandibulata...
    9 KB (544 words) - 16:58, 19 September 2024
  • Thumbnail for Largest prehistoric animals
    The largest prehistoric animals include both vertebrate and invertebrate species. Many of them are described below, along with their typical range of size...
    391 KB (40,791 words) - 21:41, 8 December 2024
  • Thumbnail for List of arthropod orders
    Poduromorpha OrderSymphypleona Order Neelipleona Order Xiphosurida Order †Eurypterida Order †Chasmataspidida Subclass Acari (Mites) Order Opilioacariformes...
    17 KB (1,023 words) - 22:29, 29 October 2024
  • Leif Størmer as a chelicerate arthropod possibly belonging to the order Eurypterida. Nowadays, it is classified as incertae sedis inside Euchelicerata. Størmer...
    2 KB (101 words) - 08:33, 1 July 2021
  • Thumbnail for Brachyopterus
    systematics and phylogeny of the Stylonurina (Arthropoda: Chelicerata: Eurypterida)". Journal of Systematic Palaeontology. 8 (1): 49–61. doi:10.1080/14772011003603564...
    4 KB (372 words) - 07:25, 15 July 2024
  • Thumbnail for Eurypterina
    (2007). "Phylogeny of the basal swimming eurypterids (Chelicerata; Eurypterida; Eurypterina)". Journal of Systematic Palaeontology. 5 (3): 345–356....
    14 KB (1,375 words) - 03:12, 25 December 2023
  • Thumbnail for Adelophthalmidae
    Silurian Eurypterida of the Welsh Borderland". Journal of Paleontology. 35 (4): 789–835. JSTOR 1301214. Kjellesvig-Waering, Erik N. (1964). "Eurypterida: Notes...
    38 KB (4,140 words) - 20:31, 4 December 2024
  • Thumbnail for Clarkeipterus
    Bertie Formation of the United States. List of eurypterids Kiaeropterus (Eurypterida; Stylonurina) recognized from the Silurian of the Pentland Hills O. ERIK...
    1 KB (59 words) - 15:20, 13 July 2024
  • Thumbnail for Dolichopterus
    Dolichopterus is a genus of prehistoric sea scorpions, arthropods in the order Eurypterida. Fossils of Dolichopterus have been discovered in deposits ranging from...
    3 KB (287 words) - 02:28, 31 August 2024