ENGLAND
BEDFORDSHIRE COUNTY
TOTTENHOE
TOTTERNHOE LIMESTONE QUARRY
TOTTERNHOE STONE
GREY CHALK
LOWER CHALK
MIDDLE CENOMANIAN STAGE
UPPER GALLIC SUBEPOCH
LOWEST GULF EPOCH
EARLY MIDDLE CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: MAMMALIA LINNAEUS, 1758
SUBCLASS: PROTOTHERIA GILL, 1872
INFRACLASS: TRICONODONTA OSBORN, 1888
ORDER: TRICONODONTIA OSBORN, 1888
Family: AMPHILESTIDAE Osborn, 1888
Gen. sp indet.
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