Palaeontology: Holotypes & Lectotypes
Helminthoida granulata
Accession number:
NMW 89.12G.6
Collection:
Holotypes
Chronostratigraphy:
../.. , PALAEOZOIC , SILURIAN , Llandovery Series , Telychian Stage
Lithostratigraphy:
Ystwyth Group , Aberystwyth Grits Formation
Locality:
../.. , Europe , United Kingdom , Wales , Cardiganshire
References:
- Ichnos, 3, fig, Figured reference, Fig. 4g, p.426
- McCann, T. 1990, Distribution of Ordovician-Silurian ichnofossil assemblages in Wales - implications for Phanerozoic ichnofaunas. Lethaia, 23, 243-55.