Summary
Brachymeria intermedia, a pupal parasite of the gypsy mothLymantria dispar, has a karyotype of K=2SM+1M which is the lowest number (n=3) in Hymenoptera.Brachymeria lasus has K=3M+1SM+1A (n=5), andB. ovata has K=1M+2SM+2A (n=5).
References
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Acknowledgments. I thank P. Barbosa, P.J. Martinat and A.J. Merlino for supplying live material ofBrachymeria. I am also grateful to R.H. Crozier, Milton D. Huettel, H.T. Imai and an anonymous reviewer for comments on earlier drafts of this manuscript.
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Hung, A.C.F. Chromosomes of threeBrachymeria species (Hymenoptera: Chalcididae). Experientia 42, 579–580 (1986). https://doi.org/10.1007/BF01946712
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DOI: https://doi.org/10.1007/BF01946712