• Thumbnail for Acastella
    Acastella is an extinct genus of trilobite. The genus contains six species being A. herberti, A. jacquemonty, A. prima, A. roualti, A. tanzidensis and...
    2 KB (65 words) - 23:46, 5 March 2023
  • type species is Acastellina nolens, originally described as a species of Acastella. Franke, Christian (2010). "Marine Fauna der Wiltz-Schichten (Ober-Emsium...
    2 KB (98 words) - 21:20, 10 April 2021
  • Thumbnail for Acastidae
    Acastava Acaste Acastella Acastellina Acastocephala Acastoides Acastopyge Armorigreenops Asteropyge Baniaspis Bellacartwrightia Bradocryphaeus Braunops...
    3 KB (77 words) - 20:08, 25 August 2024
  • Thumbnail for List of trilobite genera
    Acanthophillipsia Acanthopleurella Acanthopyge (=Euarges) Acastava Acaste Acastella Acastellina Acastocephala Acastoides Acastopyge Acernaspis (=Eskaspis;...
    121 KB (5,369 words) - 05:33, 29 September 2024
  • cf. ebbae Smeenk (1983), "Paracryphaeus" gerrinensis Timm (1978) and "Acastella" lata Timm (1978). Geragnostus (Novoagnostus) contractus Sp. nov Valid...
    138 KB (5,889 words) - 02:05, 2 November 2024