Family

Rhizocoralliidae Richter, 1926


TUG 1048-1-2	Diplocraterion helmerseni \| Diplocraterion helmerseni	Narva-Ivangorod Outcrop, Leningrad Oblastloc. 15, Narva jõe parem kallas	Lower Cambrian (old nomenclature)
TUG 1144-1	Diplocraterion helmerseni \| Corophioides helmerseni Öpik, 1929	Narva Joaoru outcrop	Tiskre Formation	holotype
TUG 1144-2	Diplocraterion helmerseni \| Corophioides helmerseni Öpik, 1929	Narva Joaoru outcrop	Tiskre Formation \| Alam-Kambrium (endine liigestus)
TUG 1614-236	Diplocraterion helmerseni \| Diplocraterion helmerseni (Öpik, 1929)	Narva	Lower Cambrian (old nomenclature) \| Tiskre kihistu
TUG 1614-237	Diplocraterion helmerseni \| Diplocraterion helmerseni (Öpik, 1929)	Teadmata	Lower Cambrian (old nomenclature)
TUG 1614-238	Diplocraterion helmerseni \| Diplocraterion helmerseni (Öpik, 1929)	Teadmata	Lower Cambrian (old nomenclature)
TUG 1615-47	Diplocraterion helmerseni \| Diplocraterion helmerseni (Öpik, 1929)	Narva outcrop, left bank river	Lower Cambrian (old nomenclature) \| Tiskre kihistu
TUG 1615-68	Diplocraterion helmerseni \| Diplocraterion helmerseni (Öpik, 1929)	Kunda	Lower Cambrian (old nomenclature)
TUG 1616-1	Diplocraterion helmerseni \| Diplocraterion helmerseni (Öpik, 1929)	Narva	Lower Cambrian (old nomenclature) \| Tiskre kihistu
TUG 1616-12	Diplocraterion helmerseni \| Diplocraterion helmerseni (Öpik, 1929)	Narva	Lower Cambrian (old nomenclature) \| Tiskre kihistu