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

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

National Moth Week 2020 photos of insects and people.

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

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

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Previous events


TaxonomyBrowse
Info
ImagesLinksBooksData

spiracle, spiracles, spiracular

Rustic sphinx (detail) - Manduca rustica Black Swallowtail--Larva, head and true legs - Papilio polyxenes
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
No Taxon (Glossary)
No Taxon (S)
No Taxon spiracle, spiracles, spiracular
Explanation of Names
From Latin spiritus, breath, from spiro, to breathe.
Identification
spiracle noun, plural spiracles, adjective spiracular - breathing apertures occurring at intervals along the sides of insects, and which communicate with the air tubes or tracheae. The number of spiracles is generally eighteen, nine on each side, but the number is not uniform. The spiracles vary greatly in form, position, and number (modified from Jardine).
See Also
Internet References
Wikipedia--Spiracle