Pennichnus formosae is a trace fossil produced by an extinct species of ambush‐predatory worm.[1][2]
| Pennichnus | |
|---|---|
Trace fossil classification 
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| Ichnogenus: | †Pennichnus Pan, Nara, Löwemark, Miguez-Salas, Gunnarson, Iizuka, Chen & Dashtgard, 2021 |
| Binomial name | |
| Pennichnus formosae Pan, Nara, Löwemark, Miguez-Salas, Gunnarson, Iizuka, Chen & Dashtgard, 2021
| |
References
edit- ^ Pan, Yu-Yen; Nara, Masakazu; Löwemark, Ludvig; Miguez-Salas, Olmo; Gunnarson, Björn; Iizuka, Yoshiyuki; Chen, Tzu-Tung; Dashtgard, Shahin E. (2021). "The 20-million-year old lair of an ambush-predatory worm preserved in northeast Taiwan". Scientific Reports. 11 (1): 1174. Bibcode:2021NatSR..11.1174P. doi:10.1038/s41598-020-79311-0. PMC 7820589. PMID 33479265. S2CID 231678601.
- ^ "Giant predatory worm's ancient fossil burrows discovered". Cbc.ca. Retrieved 24 June 2022.
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