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Pteromalus cassotis
P.cassotis on a monarch butterfly chrysalis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Pteromalidae
Genus: Pteromalus
Species:
P. P. cassotis
Binomial name
Pteromalus P. cassotis
Walker, 1847 [1]
Synonyms
  • Pteromalus archippi Howard, 1889

Pteromalus cassotis is a species of parasitic wasp in the family Pteromalidae that parasitizes the chrysalides of monarch butterflies. They are gregarious parasitoids, meaning a single female lays many eggs in a single host. Research into this species has documented that up to 425 adult wasps can emerge from a single chrysalis. The wasps have a heavy female bias, averaging 90% female. [2] [3] [4] Maximum entropy models suggest that the natural habitat of this species encompasses the continental United States, southern Canada and parts of Mexico; areas inhabited by the caterpillars of monarch butterflies, which are the larvae's hosts. [5]

References

  1. ^ "Pteromalus cassotis Walker, 1847". Global Biodiversity Information Facility. Retrieved February 20, 2019.
  2. ^ Stenoien, C., McCoshum, S., Caldwell, W., De Anda, A., & Oberhauser, K. S. (2015). "New Reports that Monarch Butterflies (Lepidoptera: Nymphalidae, Danaus plexippus Linnaeus) are Hosts for a Pupal Parasitoid (Hymenoptera: Chalcidoidae, Pteromalus cassotis Walker)". Journal of the Kansas Entomological Society. 88(1), 16-26. doi: 10.2317/JKES1402.22.1
  3. ^ "Pteromalus cassotis maybe - Pteromalus cassotis". BugGuide. Retrieved 2019-02-22.
  4. ^ Oberhauser, Karen; Anda, Alma De; Caldwell, Wendy; McCoshum, Shaun; Stenoien, Carl (January 2015). "New Reports that Monarch Butterflies (Lepidoptera: Nymphalidae, Danaus plexippus Linnaeus) are Hosts for a Pupal Parasitoid (Hymenoptera: Chalcidoidae, Pteromalus cassotis Walker)". Journal of the Kansas Entomological Society. 88 (1): 16–26. doi: 10.2317/JKES1402.22.1. ISSN  0022-8567. S2CID  52231552.
  5. ^ McCoshum, S. M., Andreoli, S. L., Stenoien, C. M., Oberhauser, K. S., & Baum, K. A. (2016). "Species distribution models for natural enemies of monarch butterfly (Danaus plexippus) larvae and pupae: distribution patterns and implications for conservation". Journal of Insect Conservation. 20(2), 223-237. doi: 10.1007/s10841-016-9856-z