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Hajar | profile | all galleries >> Palaeogalleries >> Palaeozoic Aglaspidids, Synziphosurines and Xiphosurans tree view | thumbnails | slideshow

Palaeozoic Aglaspidids, Synziphosurines and Xiphosurans

Beckwithia typa, 3 cm complete. Weeks Formation, Upper Middle Cambrian, Millard County, Utah, USA. Aglaspidid? 20 mm complete in ventral view, with limbs and antennae (to 3 mm long). Weeks Formation, Millard County, Utah, USA. Utah Aglaspidid drawing Detail
Detail Detail Detail Detail
Xiphosuran, 45 mm complete individual exhibiting preservation of limbs. Fezouata Fm, Lower Ordovician, Zanaga, SE Morocco. Xiphosuran, 45 mm, counterpart. Fezouata Fm, Lower Ordovician, Zanaga, SE Morocco. Drawing of Moroccan xiphosurid Undescribed synziphosuran arthropod, 8 mm long, Lower Ordovician, Morocco. This one shows the limbs extending beyond the prosoma
Undescribed synziphosuran arthropod, 6 mm long, Lower Ordovician, Morocco 25 mm synziphosuran, Pseudoniscus roosevelti, from Williamsville Formation, Bertie Group, Fort Erie, Ontario, Canada Pseudoniscus auf roosevelti reconstruction (drawn over photo of fossil) Synziphosuran Camanchia grovensis, 33mm, Scotch Grove Formation, Wenlock, Shaffton Quarry near Camanche, Clinton County, Iowa.
Leintwardine Limuloides Victorian drawing Pasternakevia podolica, 4 cm Pasternakevia podolica in lateral view with microtergite exposed Pasternakevia podolica in lateral view with ostracods, pterygotid fragments and possible vermiform arthropods
Undescribed syziphosurine with long telson, 37 mm Undescribed syziphosurine with long telson, 37 mm Detail of undescribed syziphosurine Outline sketch of undescribed syziphosurine
Palaeolimulus longispinus, 60 mm, with well preserved limbs in micrite. Bear Gulch, Montana, USA. Palaeolimulus longispinus, 60 mm, with well preserved limbs in micrite. Bear Gulch, Montana, USA. Drawing of Bear Gulch limulid showing limbs Paleolimulus, 23 mm, Mazon Creek
Euproops danae, 28 mm including telson, Mazon Creek Euproops rotundatus, Crock Hey, Lancashire. Belinurus, Crock Hey, Lancashire Liomesaspis laevis, Sparth Bottoms, Lancashire

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