30741 - Partial Prepared 2.94 Inch Dicranurus monstrosus Lower Devonian Trilobite Ptychagnostus cuyanus • Devonian of Australia (2)

• Devonian of Australia (2)

It appears in the sediments of the lower Ordovician (Floian stage) of the Fezouata Formation

Their fossils are found in present day Morocco

Upper Duboviki Formation

It is a very rare piece

30741 - Partial Prepared 2.94 Inch Dicranurus monstrosus Lower Devonian Trilobite Ptychagnostus cuyanus • Devonian of Australia (2)Dicranurus sp. Conrad 1841 (trilobite) Trilobita Lichida Odontopleuridae Parent taxon: Odontopleuridae according to H. B. Whittington 1956 See also Jell and Adrain 2002 and Sepkoski 2002 Sister taxa: Acidaspidinae, Apianurinae, Borkopleura, Ceratocephalinae, Ceratonurus, Chlustinia, Dudleyaspis, Eoleonaspis, Exallaspis, Gaotania, Hispaniaspis, Isoprusia, Ivanopleura, Koneprusia, Koneprusiinae, Laethoprusia, Meadowtownella, Miraspidinae,