共 50 条
- [46] Problematic scale-like fossils from the Ordovician of Siberia with possible affinities to vertebrates NEUES JAHRBUCH FUR GEOLOGIE UND PALAONTOLOGIE-ABHANDLUNGEN, 2016, 279 (03): : 251 - 260
- [47] New, early ostracods from the Ordovician (Tremadocian) of Iran: systematic, biogeographical and palaeoecological significance ALCHERINGA, 2011, 35 (04): : 517 - 529
- [48] A new leptomitid-like sponge from the Early Ordovician of China with heteractinid spicules BULLETIN OF GEOSCIENCES, 2013, 88 (01): : 207 - 217
- [50] A PROBLEMATIC MICROFOSSIL, HADIMOPANELLA-CORONATA - SP-NOV FROM THE ORDOVICIAN OF ESTONIA PROCEEDINGS OF THE KONINKLIJKE NEDERLANDSE AKADEMIE VAN WETENSCHAPPEN SERIES B-PALAEONTOLOGY GEOLOGY PHYSICS CHEMISTRY ANTHROPOLOGY, 1989, 92 (03): : 179 - 190