Tag Archives: fossil record

Pterosaurs of the Triassic: An Update

This post complements an article that was originally written in 2014, and can be found here. Since then, there have been some interesting developments in the area of Triassic pterosaurs that are worth mentioning, the most important being the recent … Continue reading

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Patterns in the Fossil Record, Part 2

Balancing extremes A general note of caution is necessary in the discussion of patterns in the fossil record. As with many other aspects of the natural world, the complexity that we find in this field of study tends to transcend … Continue reading

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Lazarus Species

Since at least the time of William Smith – around the turn of the 19th century – as data have accrued, it has become progressively clearer that geologic strata contain an ordered arrangement of fossils. Trilobites are found in Paleozoic … Continue reading

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