3 letters:
age,
sea,
era
4 letters:
beds,
time,
clay,
seas,
ages,
eras,
rock,
late,
post
5 letters:
rocks,
times,
fauna,
flora,
forms,
zones,
plain,
reefs,
mines,
shale,
lower,
upper,
early
6 letters:
strata,
period,
series,
record,
plants,
dogger,
eocene,
fishes,
fossil,
region,
aspect,
marine,
middle
7 letters:
fossils,
species,
mammals,
deposit,
volumes,
british
8 letters:
deposits,
boundary,
sequence,
triassic,
southern
9 letters:
limestone,
formation,
sandstone,
organisms,
landscape
13 letters:
transgression
16 letters:
paleoclimatology
Commonly used words are shown in bold. Rare words are dimmed. Click on a word above to view its definition.
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