Bate, R.H. and Coleman, B.E. (1975a) Upper Lias Ostarcoda from Rutland and Hutingdonshire. Bulletin of the Geological Survey of Great Britain 55, 1–42.
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Bate, R. H.; Coleman, B. E.
1975
Upper Lias Ostarcoda from Rutland and Hutingdonshire
Bulletin of the Geological Survey of Great Britain