Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Summer 2025 gathering in Louisiana
, July 19-27
Photos of
insects
and
people
from the
2024 BugGuide gathering in Idaho
July 24-27
Moth submissions
from
National Moth Week 2024
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
Taxonomy
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Home
» Guide »
Arthropods (Arthropoda)
»
Hexapods (Hexapoda)
»
Insects (Insecta)
»
Flies (Diptera)
»
Orthorrhapha
»
Asiloidea
»
Robber Flies (Asilidae)
»
Asilinae
»
Hammertails (Efferia)
Genus
Efferia
- Hammertails
Phylum
Arthropoda
- Arthropods
Subphylum
Hexapoda
- Hexapods
Class
Insecta
- Insects
Order
Diptera
- Flies
No Taxon
Orthorrhapha
Superfamily
Asiloidea
Family
Asilidae
- Robber Flies
Subfamily
Asilinae
Genus
Efferia
- Hammertails
No Taxon
Albibarbis group
No Taxon
Anomala group
No Taxon
Arida group
No Taxon
Nerax group
No Taxon
Pogonias group
No Taxon
Staminea group
No Taxon
Carinata group
No Taxon
Tuberculata group
view all