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33:
52:
317:. Because of differences in genetic structuring between these populations in various geographic locations, there had been debate as early as 2013 suggesting these two major color pattern polymorphisms might represent more than one biological species. As of 2020, the genetic differentiation between
357:
Males are similar in size to female workers, ranging from 8 to 13 mm (0.31 to 0.51 in). Their eyes are also similar in size and shape to those of their female counterparts. Colorations on their bodies are similar to those of workers and the queens.
336:
has a relatively small body size ranging from 8 to 14 mm (0.31 to 0.55 in) for workers and 15–19 mm (0.59–0.75 in) for queens, with short, even hair covering their bodies. Hair on the faces of
489:
Ghisbain, G., J. D. Lozier, S. R. Rahman, B. D. Ezray, L. Tian et al. (2020) Substantial genetic divergence and lack of recent gene flow support cryptic speciation in a colour polymorphic bumble bee (
506:
Lozier, J.D.; Koch, J; Strange, J.P. (2013). "Landscape heterogeneity predicts gene flow in a widespread polymorphic bumble bee, Bombus bifarius (Hymenoptera: Apidae)".
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individuals is usually yellow or white in color and sometimes exhibits black coloration on the top of the head. In at least the lowermost third of the
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expressed varying color patterns, with the two most observed being the nominate and nearcticus color patterns. Red-tailed specimens classified as
806:
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Lozier, J.D., Strange, J.P. & Koch, J.B. (2013) Landscape heterogeneity predicts gene flow in a widespread polymorphic bumble bee,
811:
76:
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color pattern, primarily found in western Canada, Alaska, California, Oregon, Idaho, Montana, and
Washington, belongs to
246:
form, present in the species. This polymorphism has recently been shown to belong instead to a cryptic sister species,
625:
295:
are found from
Colorado all the way north to British Columbia, but have been found to comprise two different species (
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238:. Its common name refers to a historical artifact, in that it was believed that this species had a color
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287:, which also includes orchid bees, honey bees, and bumblebees. It was long believed that
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252:, that occupies almost the entirety of the range of what was formerly classified as
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baskets are brownish-orange, and the hairs on metasomal tergites 2 and 3 are red.
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inhabits mountainous regions of western North
America, primarily the states of
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is found in mountainous regions of western North
America, limited to northern
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Cresson, E.T. (1878). "Descriptions of New
Species of North American Bees".
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Hatfield, R.; Jepsen, S.; Thorp, R.; Richardson, L.; Colla, S. (2014).
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493:) species complex. Syst. Entomol. 45: 635–652. doi:10.1111/syen.12419
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Williams, P.H.; Thorp, R.W.; Richardson, L.L.; Colla, S.R. (2014),
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Proceedings of the
Academy of Natural Sciences of Philadelphia
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Proceedings of the
Academy of Natural Sciences of Philadelphia
566:(Hymenoptera: Apidae). Conservation Genetics, 14, 1099–1110.
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The Bumble Bees of North
America: An Identification Guide.
389:; populations from all other areas formerly classified as
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only has a red form, so it is not "two-formed" at all.
242:, with a red-tailed nominate form and a black-tailed
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345:, there is also black coloration. The hindlegs and
444:10.2305/IUCN.UK.2014-3.RLTS.T44937707A68999754.en
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325:has been confirmed and characterized.
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797:IUCN Red List least concern species
430:IUCN Red List of Threatened Species
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329:Description and identification
279:. It is a member of the order
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807:Hymenoptera of North America
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222:bumblebee of the subgenus
812:Insects described in 1878
520:10.1007/s10592-013-0498-3
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72:Scientific classification
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39:
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437:: e.T44937707A68999754.
271:was first described by
264:Taxonomy and phylogeny
508:Conservation Genetics
302:Bombus vancouverensis
273:Ezra Townsend Cresson
249:Bombus vancouverensis
42:Conservation status
393:belong instead to
218:, is a species of
216:two-form bumblebee
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769:Open Tree of Life
579:Taxon identifiers
395:B. vancouverensis
353:Sexual dimorphism
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367:Bombus bifarius
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448:. Retrieved
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362:Distribution
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730:NatureServe
691:iNaturalist
611:Wikispecies
450:20 November
377:, northern
339:B. bifarius
313:and not to
293:B. bifarius
289:B. bifarius
281:Hymenoptera
228:B. bifarius
129:Hymenoptera
802:Bumblebees
791:Categories
472:: 181–221.
401:References
379:New Mexico
307:nearcticus
244:nearcticus
224:Pyrobombus
162:Pyrobombus
157:Subgenus:
109:Arthropoda
169:Species:
95:Kingdom:
89:Eukaryota
735:2.120623
722:44937707
639:BugGuide
602:Q4676197
596:Wikidata
391:bifarius
375:Colorado
319:bifarius
315:bifarius
297:bifarius
258:bifarius
254:bifarius
232:Colorado
220:eusocial
135:Family:
105:Phylum:
99:Animalia
85:Domain:
62:IUCN 3.1
683:1340393
670:1065375
387:Wyoming
371:Arizona
256:; true
200:Cresson
145:Genus:
125:Order:
119:Insecta
115:Class:
60: (
774:689191
761:164880
748:103933
709:714787
696:127052
644:184373
631:160027
347:pollen
343:thorax
285:Apidae
214:, the
202:, 1878
150:Bombus
139:Apidae
657:68NPY
743:NCBI
717:IUCN
704:ITIS
678:GBIF
626:BOLD
452:2021
435:2014
383:Utah
321:and
299:and
236:Utah
234:and
665:EoL
652:CoL
516:doi
439:doi
793::
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64:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
