Cerobasis guestfalica

Description

Very small at about 2 mm long.  Wingless, with a mottled abdomen and a characteristic 'anchor' mark on the head.

Identification difficulty
Recording advice

This species has a red ID rating and unless identified by a known expert you must provide a satisfactory explanation of how it was identified for the record to be accepted.

Habitat

It has been found in a wide range of habitats.

When to see it

June to September.

Life History

A few adults have been found to overwinter on or under bark.

UK Status

Widespread and common in Britain.

VC55 Status

Thought to be fairly frequent in Leicestershire and Rutland.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Species profile

Species group:
insect - booklouse (Psocoptera)
Kingdom:
Animalia
Order:
Psocodea
Family:
Trogiidae
Records on NatureSpot:
4
First record:
15/08/2009 (Gould, David)
Last record:
30/12/2025 (Smith, Peter)

Total records by month

% of records within its species group

10km squares with records

The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.

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Latest records