Scudder's Earwig is an East Asian earwig whose males carry big bent like a nail puller. It lives in Japan, Korea, and the Russian Far East and is not found in the United States.

Appearance

Appearance
About 3/4 in (2 cm) long and dark brown, with paler edges on the head and the shield behind it, and yellowish-brown antennae and legs. The forewings are short, and there are no hindwings. In males, the front half of each forcep is flat and broad, and the back half curves inward like calipers; forcep length varies a lot between males. Females have short, straight forceps.

Where it lives

Typical habitats
  • mountains
  • under stones
  • on trees
Range
Japan (Hokkaido and Honshu), Korea, and the Russian Far East, with records from parts of Siberia. In Japan it lives in mountain areas, under stones and on trees. Not found in North America.

Name and classification

About the name
Some researchers treat it as a subspecies of Forficula tomis, so it may appear under that name in some books. The species name honors the American entomologist Samuel H. Scudder.

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Scudder's Earwig (Forficula scudderii) — identification, habitat & look-alikes | Moeyo