Bibliographic Detail
J.A.Crux, G.B.Hamilton, A.R.Lord & R.J.Taylor, 1982
Reference:
J.A.Crux, G.B.Hamilton, A.R.Lord & R.J.Taylor (1982). Tortolithus gen nov. Crux and new combinations of Mesozoic calcareous nannofossil from England. INA Newsletter 4: 98-101.