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Ooperipatellus nanus Ooperipatellus viridimaculatus Ooperipatellus insignis Euperipatoides rowelli Phallocephale tallagandensis Metaperipatus blainvillei Metaperipatus inae Peripatopsis moseleyi Peripatopsis clavigera Peripatopsis sedgwicki Opisthopatus cinctipes
0 40 80 120 160 174 Time (MYA)
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