Common Striped Woodlouse - Philoscia muscorum

Alternative names
Striped Woodlouse

Maximum length 11 mm. This species is usually yellowish or brownish in colour and mottled with pale patches and a black head. As the name suggests it has a dark stripe along the back. It has a characteristic 'stepped' outline where the pereon changes to the pleon. It tends to run fast when disturbed. Antennae have three flagellal segments at the tip

Identification difficulty

Various habitats, particularly common on grassland.

When to see it

All year round but mainly seen from spring to autumn.

Life History

Mating tends to take place at night. When a male finds a receptive female, he climbs onto her back and drums her with his front legs whilst 'licking' her head with his mouthparts as a prelude to mating.

UK Status

This woodlouse is very common and widespread in Britain.

VC55 Status

Very common in Leicestershire and Rutland.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map