📁 吉尔阿皮特奥尔伊特埃斯
This category is for websites that deal specifically with the fossil record of graptolites, an extinct colonial taxon presumably related to hemichordates.
条目 (20+)
The Cosmic Clock, the Cycle of Terrestrial Mass Extinctions
http://www.lpi.usra.edu/meetings/lpsc2005/pdf/1009.pdf
Animal Extinctions in the Fossil Record: A Developmental Paradigm
http://www.mprinstitute.org/vaclav/Develop.htm
Extinctions: Cycles of Life and Death Through Time
http://park.org/Canada/Museum/extinction/homepg.html
The Late Devonian Mass Extinction
http://www.lpi.usra.edu/meetings/impact2000/pdf/3072.pdf
ThoughtCo - The Permian-Triassic Extinction
https://www.thoughtco.com/permian-triassic-extinction-1440555
Permian-Triassic Extinction
http://www.pbs.org/wgbh/evolution/library/03/2/l_032_02.html
Timing and Rate of the KT Extinction: What Else Died Out?
http://palaeo.gly.bris.ac.uk/communication/Goddard/page1.html#intro