Cretacimermis Explained

Cretacimermis is a collective group genus of fossil mermithid nematodes from the Cretaceous that cannot be placed in extant genera.^[1]

Species

Species:

Scientific name	Age	Type locality	Country	Host	Notes
Cretacimermis adelphe Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Dermaptera
Cretacimermis aphidophilus Poinar, 2017[2]	Late Cretaceous (Cenomanian)	Burmese amber		Caulinus burmitis Poinar & Brown, 2005 (Hemiptera, Burmitaphididae)
Cretacimermis calypta Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Burmaphlebia reifi Bechly & Poinar, 2013 (Odonata, Burmaphlebiidae)
Cretacimermis cecidomyiae Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Diptera, Cecidomyiidae
Cretacimermis chironomae Poinar, 2011	Late Cretaceous (Cenomanian)	Burmese amber		Diptera, Chironomidae
Cretacimermis directa Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Orthoptera, Grylloidea
Cretacimermis dolor Fang, Poinar & Luo in Fang et al., 2024[3]	Late Cretaceous (Cenomanian)	Burmese amber		Araneae, Haplogynae, Segestriidae?
Cretacimermis incredibilis Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Archaeognatha
Cretacimermis libani (Poinar et al., 1994) Poinar, 2001[4]	Early Cretaceous (Barremian)	Lebanese amber		Diptera, Chironomidae	Originally named Heleidomermis libani Poinar et al., 1994.
Cretacimermis longa Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Blattodea, Mesoblattinidae
Cretacimermis manicapsoci Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Psocodea, Manicapsocidae
Cretacimermis perforissi Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Hemiptera, Perforissidae
Cretacimermis protus Poinar & Buckley, 2006[5]	Late Cretaceous (Cenomanian)	Burmese amber		Diptera, Ceratopogonidae
Cretacimermis psoci Luo & Poinar in Luo et al., 2023	Late Cretaceous (Cenomanian)	Burmese amber		Psocodea, Compsocidae

See also

• Heydenius

Notes and References

1. Book: Poinar, G. O.. 2011. Appendix I. Taxonomic descriptions of previously known and new fossil nematode taxa. The Evolutionary History of Nematodes: As revealed in stone, amber and mummies. Nematology Monographs and Perspectives. 9. Brill Publishers. 10.1163/9789047428664_015. 9789004175211. 247–357.
2. G. O.. Poinar. 2017. A mermithid nematode, Cretacimermis aphidophilus sp. n. (Nematoda: Mermithidae), parasitising an aphid (Hemiptera: Burmitaphididae) in Myanmar amber: a 100 million year association. Nematology. 19. 5. 509–513. 10.1163/15685411-00003063.
3. Fang . H. . Poinar . G. O. . Wang . H. . Wang . B. . Luo . C. . 2024 . First spider-parasitized mermithid nematode from mid-Cretaceous Kachin amber of northern Myanmar . Cretaceous Research . 158 . 105866 . 10.1016/j.cretres.2024.105866 . 2024CrRes.15805866F .
4. G. O.. Poinar. A.. Acra. F.. Acra. 1994. Earliest fossil nematode (Mermithidae) in cretaceous Lebanese amber. Fundamental and Applied Nematology. 17. 5. 475–477.
5. G. O.. Poinar. R.. Buckley. 2006. Nematode (Nematoda: Mermithidae) and hairworm (Nematomorpha: Chordodidae) parasites in early Cretaceous amber. Journal of Invertebrate Pathology. 93. 1. 36–41. 10.1016/j.jip.2006.04.006. 16737709.