Euchelicerata - Eurypterida - Adelophthalmidae
1936 Tarsopterus laticeps Strmer, pl. 8, figs 23. 1936 Eurypterus sp.; Strmer, pl. 8, fig. 5; text-fig. 3. 1969 Rhenopterus sievertsi Strmer, p. 22, pl. 1, figs 12, 45. 1969 Stylonuracea g. et sp. indet; Strmer, p. 27, pl. 1, fig. 3; pl. 2, figs 12; text-fig. 2. 1969 Stylonuracea g. et sp. indet; Strmer, p. 27; pl. 2, figs 46. 1974 Rhenopterus sievertsi Strmer; Strmer, p. 408. 1974 Eurypterus trapezoides Strmer, p. 411, text-fig. 38; pl. 14, fig. 1. 1974 Willwerathia laticeps (Strmer); Strmer, p. 405, pl. 13, figs 56. 1997 Eurypteriden; Braun, pl. 10, figs 910. 1997 Eurypteriden; Braun, pl. 10, figs 78, 11.
Synonym: Eurypterus trapezoides Størmer 1974
Full reference: M. Poschmann. 2006. The eurypterid Adelophthalmus sievertsi (Chelicerata : Eurypterida) from the Lower Devonian (Emsian) Klerf Formation of Willwerath, Germany. Palaeontology 49:67-82
Belongs to Adelophthalmus according to M. Poschmann 2006
See also Dunlop et al. 2020 and Størmer 1974
Sister taxa: Adelophthalmus (Eurypterus), Adelophthalmus approximatus, Adelophthalmus asturica, Adelophthalmus brasdorense, Adelophthalmus cambieri, Adelophthalmus carbonarius, Adelophthalmus chinensis, Adelophthalmus corneti, Adelophthalmus douvillei, Adelophthalmus dubius, Adelophthalmus dumonti, Adelophthalmus granosus, Adelophthalmus imhofi, Adelophthalmus irinae, Adelophthalmus kamyshtensis, Adelophthalmus kidstoni, Adelophthalmus lohesti, Adelophthalmus luceroensis, Adelophthalmus mansfieldi, Adelophthalmus mazonensis, Adelophthalmus moyseyi, Adelophthalmus nebraskensis, Adelophthalmus pennsylvanicus, Adelophthalmus perornatus, Adelophthalmus piussii, Adelophthalmus pruvosti, Adelophthalmus pyrrhae, Adelophthalmus raniceps, Adelophthalmus sellardsi, Adelophthalmus waterstoni, Adelophthalmus wilsoni, Adelophthalmus zadrai, Lepidoderma imhofi, Glyptoscorpius kidstoni
Ecology: nektobenthic carnivore
Distribution:
• Devonian of Germany (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.