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Sirenobethylus

From Wikipedia, the free encyclopedia

Sirenobethylus
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Suborder: Apocrita
Infraorder: Aculeata
Superfamily: Chrysidoidea
Family: Sirenobethylidae
Wu, Vilhelmsen & Gao, 2025
Genus: Sirenobethylus
Wu, Vilhelmsen & Gao, 2025
Species:
S. charybdis
Binomial name
Sirenobethylus charybdis
Wu, Vilhelmsen & Gao, 2025

Sirenobethylus charybdis is an extinct species of wasp. It had a unique anatomical feature on its abdomen that may have acted as a grasping device.[1]

Discovery

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The fossil of Sirenobethylus charybdis was discovered in a piece of amber from the Kachin State of northern Myanmar, dated to around 99 million years ago during the mid-Cretaceous period. The specimen was preserved in remarkable detail, allowing scientists to examine its distinctive abdominal appendages, which resembled the snap-trap mechanism of a Venus flytrap. Researchers suggested these features may have been used to grasp or immobilize prey during parasitism, similar to behaviors seen in some modern wasps.[2]

References

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  1. ^ Wu, Q; Vilhelmsen, L; Li, X; Zhuo, D; Ren, D; Gao, T (2025). "A Cretaceous fly trap? Remarkable abdominal modification in a fossil wasp". BMC Biology. 23. doi:10.1186/s12915-025-02190-2. PMID 40140857.
  2. ^ Hunt, Katie (27 March 2025). "Bizarre creature preserved in 99 million-year-old amber was 'beyond imagination,' scientists say". CNN. Retrieved 5 April 2025.