Image: DytiscusSpiracles
DytiscusSpiracles.png (199 × 337 pixels, file size: 22 KB, MIME type: image/png)
Description: Spiracles (on right) under elytra of adult Dytiscus
Title: DytiscusSpiracles
Credit: Miall, L. C. (1912) The natural history of Aquatic Insects. Macmillan and Co. Ltd.
Author: Miall, L. C.
Permission: pd-old
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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