Gyrinus marginellus explained

Gyrinus marginellus is a species of whirligig beetle in the family Gyrinidae. It is found in North America.

Further reading

• Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico. 2012. Bousquet . Yves. ZooKeys. 245. 1–1722. 10.3897/zookeys.245.3416. 3577090. 23431087. free. 2012ZooK..245....1B.
• Book: Catalogue of Palaearctic Coleoptera, Volume 1: Archostemata - Myxophaga - Adephaga. 2017. Lobl . I.. Smetana . A.. Apollo Books. 978-90-04-33029-0.