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BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

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

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

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base, basal

Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
No Taxon (Glossary)
No Taxon (B)
No Taxon base, basal
Identification
base noun, adjective basal - (general) that portion whereby it is affixed to the body; the root or bottom upon which an organ stands, base of antenna, base of elytra. (Wing) the narrow attachment of the wing to the thoracic segment.