• Thumbnail for Ellipsocephalus
    angular posterolaterally. Ellipsocephalus has 12 thoracic segments and the pygidium is 4× wider than long. Ellipsocephalus and some other primitive micropygous...
    6 KB (566 words) - 21:33, 5 July 2024
  • Thumbnail for Trilobite
    (Lower Cambrian) Judomia (Lower Cambrian) Olenellus (Lower Cambrian) Ellipsocephalus (Middle Cambrian) Elrathia (Middle Cambrian) Paradoxides (Middle Cambrian)...
    112 KB (11,974 words) - 11:59, 8 January 2025
  • The formation has provided several fossils: Acrothele bellapunctata Ellipsocephalus nordenskjoldi Helcionella subrugosa Holmia grandis, H. kjerulfi Kjerulfia...
    2 KB (72 words) - 16:07, 18 November 2024
  • Ehmaniella 1951 Burgess Shale Elrathia 1924 Wheeler Formation Burgess Shale Ellipsocephalus 1883 Słowiec Sandstone Formation Phantaspis 2020 Mantou Formation Lisania...
    104 KB (8,154 words) - 18:11, 3 January 2025
  • Acernaspis elliptifrons T. emarginata = Isoctomesa emarginata T. hoffi = Ellipsocephalus hoffi T. limbatus = Megistaspis limbatus T. mimulus = Tomoligus mimulus...
    2 KB (220 words) - 17:19, 8 November 2023
  • middle Olenellus-zone). Elliptocephala can easily be confused with Ellipsocephalus, a trilobite genus of the Ptychopariida order. The species E. walcotti...
    9 KB (808 words) - 23:09, 27 January 2024
  • †Elita †Elita subundifera †Ellesmeroceras †Ellesmeroceras hotchkissi †Ellipsocephalus †Ellsworthoconus †Ellsworthoconus barabuensis †Elrodoceras †Elrodoceras...
    35 KB (1,893 words) - 07:56, 18 November 2024
  • †Echinochiton dufoei – type locality for species †Ellesmeroceras †Ellipsocephalus †Elrodoceras †Encrinurus †Entomaspis †Eophacops †Eophacops handwerki...
    10 KB (348 words) - 11:50, 21 November 2024
  • Thumbnail for Paleomerus
    trilobites Holmia kjerulf, Kjerulfia orcina, Schmidtiellus panowi and Ellipsocephalus sanctacrucensis, alongside various indeterminate species of gastropods...
    22 KB (2,541 words) - 18:39, 1 September 2024
  • Thumbnail for List of trilobite genera
    Elganellus Elicicola Elimaproetus Elkia Ellesides Ellipsocephaloides Ellipsocephalus (=Germaropyge) Ellipsostrenua Ellipsotaphrus Ellipsuella Elliptocephala...
    121 KB (5,369 words) - 12:42, 20 December 2024