Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
 

Register · Log In
HomeGuideID RequestRecentFrassForumsDonateHelp
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Registration is open for the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2023

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29


Previous events
TaxonomyBrowse
Info
ImagesLinksBooksData
Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Ants, Bees, Wasps and Sawflies (Hymenoptera) » Aculeata - Ants, Bees and Stinging Wasps » Vespoidea » Vespidae » Pollen Wasps (Masarinae) » Pseudomasaris » Pseudomasaris edwardsii

Species Pseudomasaris edwardsii

Classification · Synonyms and other taxonomic changes · Identification · Range · Season · Remarks · Print References · Internet References · Works Cited
Pseudomasaris edwardsii - male Pollen Wasp #2 - Pseudomasaris edwardsii - female Pollen Wasp #3 - Pseudomasaris edwardsii - female Pseudomasaris edwardsii - female Pseudomasaris sp. provisioning cells - Pseudomasaris edwardsii Pseudomasaris edwardsii - male wasp - Pseudomasaris edwardsii Pseudomasaris? - Pseudomasaris edwardsii
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Vespoidea
Family Vespidae
Subfamily Masarinae (Pollen Wasps)
Genus Pseudomasaris
Species edwardsii (Pseudomasaris edwardsii)
Synonyms and other taxonomic changes
Masaris edwardsii Cresson 1872
Identification
Females have a swelling on the anterior side of mesotibia (reduced/absent in some individuals):

Males have unique antennae, and a slight swelling on frons:
Range
WA-CA-Baja to WY-CO-AZ(1); one adventitious occurrence in ON(2)
Season
Mar to mid-Aug, mostly Apr-Jul, depending on altitude and flowering of food plants
Remarks
description (Bradley 1922)
Print References
Hicks C.E. (1931) Notes on pollen-user wasp Pseudomasaris edwardsii Cresson. Bull. So. Cal. Acad. Sci. 30: 23-29 (Full text)
Torchio P.F. (1970) The ethology of the wasp Pseudomasaris edwardsii (Cresson), and a description of its immature forms (Hymenoptera: Vespoidea, Masaridae). Contrib. Sci. L.A. County Mus. 202: 1-32. (Full text)
Internet References
Species page(2)
Works Cited
1.Checklist of species of the subfamily Masarinae (Hymenoptera, Vespidae)
Carpenter J.M. 2001. American Museum novitates 3325. 40 pp.
2.Identification Atlas of the Vespidae (Hymenoptera, Aculeata) of the Northeastern Nearctic Region
Matthias Buck, Stephen A. Marshall, and David K. B. Cheung. 2008. Biological Survey of Canada [Canadian Journal of Arthropod Identification].
Contributed by Hartmut Wisch on 11 October, 2006 - 10:47pm
Additional contributions by Matthias Buck, Aaron Schusteff, v belov, Nathaniel Green
Last updated 2 August, 2023 - 2:34pm

Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.

Contributors own the copyright to and are solely responsible for contributed content.
Click the contributor's name for licensing and usage information.
Everything else copyright © 2003-2024 Iowa State University, unless otherwise noted.

Bugguide is hosted by:

Plant Pathology, Entomology and Microbiology at Iowa State University logo

Printer Friendly Version 		Terms of Use
Privacy Statement
Site Map
Contact