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Oniscus asellus - ID characters Wide and flat body shape (a  &quot;clamper&quot;)<br />
Hind corners of all pereonites pulled back in a sharp point<br />
Telson long and sharply pointed<br />
Antenna flagellum has 3 segments<br />
Ridge on forehead centrally pulled down in a conspicuous dent Isopoda,Oniscidae,Oniscidea,Oniscus,Oniscus asellus,Woodlouse ID help,nl: Kelderpissebed Click/tap to enlarge

Oniscus asellus - ID characters

Wide and flat body shape (a "clamper")
Hind corners of all pereonites pulled back in a sharp point
Telson long and sharply pointed
Antenna flagellum has 3 segments
Ridge on forehead centrally pulled down in a conspicuous dent

    comments (2)

  1. Very useful composition and the level of detail is amazing! Posted 6 years ago
    1. Thanks Ferdy :o) Posted 6 years ago

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"Oniscus asellus", the common woodlouse, is one of the largest and most common species of woodlouse in the British Isles and Western and Northern Europe, growing to lengths of 16 mm and widths of 6 mm.

Similar species: Brood Pouch Crustaceans
Species identified by Pudding4brains
View Pudding4brains's profile

By Pudding4brains

Public Domain
Uploaded Jun 12, 2019.