Stratigraphic range: Devonian
The Littleton Formation is a geologic formation in New Hampshire. It preserves fossils dating back to the Devonian period. The formation is exposed on several of New Hampshire's most prominent mountains, including Mount Washington and the northern Presidential Range, Mount Moosilauke, and Mount Monadnock.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 22 June 2014. CS1 maint: discouraged parameter (link)