4 个月
Interesting Engineering on MSN320-million-year-old fossil site found in US unveils early Pennsylvanian secretsThe fossil site, called Lantern North, dates to approximately 320-318 million years ago during the early Pennsylvanian period ...
B.S., Geology, Florida Atlantic University, 2008. Invertebrate Paleontology; Carbonate Sedimentology; Paleozoic Coal Swamps; Measuring Mg/Ca ratios of permineralized plants and marine invertebrates ...
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