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Drosophila testacea

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Drosophila testacea
A D. testacea male
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Diptera
Family: Drosophilidae
Genus: Drosophila
Species:
D. testacea
Binomial name
Drosophila testacea
Grimaldi, James, and Jaenike. 1992[1]

Member of the Drosophila testacea species group

Drosophila testacea is a member of the Testacea species group of Drosophila. Testacea species are specialist fruit flies that breed on the fruiting bodies of mushrooms. Drosophila testacea can be found in temperate regions of Europe, extending to east Asia. Drosophila testacea and Drosophila orientacea can produce viable hybrids, though they are separated by geography and behavioural barriers. Drosophila testacea females will also readily mate with Drosophila neotestacea males, but viable hybrids are never produced.[1] This hybrid inviability (see Haldane's rule)) may be due to selfish X chromosomes and co-evolved suppressors.[2]

The antimicrobial peptide gene Diptericin B has been pseudogenized in D. testacea and likely its sister species D. neotestacea.[3]

See also

References

  1. ^ a b Grimaldi, David; James, Avis C.; Jaenike, John (1992). "Systematics and Modes of Reproductive Isolation in the Holarctic Drosophila testacea Species Group (Diptera: Drosophilidae)". Annals of the Entomological Society of America. 85 (6): 671–685. doi:10.1093/aesa/85.6.671.
  2. ^ Keais, G. L.; Hanson, M. A.; Gowen, B. E.; Perlman, S. J. (2017). "X chromosome drive in a widespread Palearctic woodland fly, Drosophila testacea". Journal of Evolutionary Biology. 30 (6): 1185–1194. doi:10.1111/jeb.13089. PMID 28402000.
  3. ^ Hanson, Mark Austin; Lemaitre, Bruno; Unckless, Robert L. (2019). "Dynamic evolution of antimicrobial peptides underscores trade-offs between immunity and ecological fitness". Frontiers in Immunology. 10. doi:10.3389/fimmu.2019.02620. ISSN 1664-3224.