Genus Ancyrochitina

Species total:
231
Age range:
570 - 115.67 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Ancyrochitina ramosaspina Early Silurian Early Silurian
Ancyrochitina ramusculosa Ludlovian Ludlovian
Ancyrochitina regularis Late Llandoverian Early Ludlovian
Ancyrochitina saharica Early Paleozoic Late Llandoverian
Ancyrochitina sansalvadorensis Ludlovian Ludlovian
Ancyrochitina sheshegovae Late Llandoverian Late Llandoverian
Ancyrochitina shiqianensis Aeronian Aeronian
Ancyrochitina silicensis Middle Devonian Middle Devonian
Ancyrochitina simplex Late Eifelian Early Givetian
Ancyrochitina sp Early Paleozoic Early Cretaceous
Ancyrochitina sp. Acha.,1981 Late Ordovician Early Gothlandian
Ancyrochitina sp. Gao,1985 Arenigian Arenigian
Ancyrochitina sp. Jans.,1967 Middle Llandeilian Late Famennian
Ancyrochitina sp. Otto.,1996 Late Givetian Early Frasnian
Ancyrochitina sp. Taug.,1966 Late Pridolian Siegenian
Ancyrochitina sp. Wron.,1980 Early Gedinnian Early Gedinnian
Ancyrochitina sp.1 Late Ordovician Early Eifelian