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Isotoma caerulea
Juveniles are usually green, adults more dark blue. Two pairs of manubrial teeth, but can only reliably be identified by examination of setae on the dens - I. caerulea has a larger macroseta on the outside of the 2nd pair up the manubrium, while I. anglicana has the inner of these 2 macrosetae larger than the outer and I. caerulea has 2 basal dorsal setae on the dens, I. anglicana has 3.
Damp places.
Autumn-spring
True status in Britain is unknown, the species appears to be under-recorded due to identification confusion.
Status in Leicestershire and Rutland not known.
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Yellow squares = NBN records (all known data)
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Species profile
- Species group:
- Springtails & Bristletails
- Kingdom:
- Animalia
- Order:
- Entomobryomorpha
- Family:
- Isotomidae
- Records on NatureSpot:
- 4
- First record:
- 19/01/2019 (Cann, Alan)
- Last record:
- 09/06/2020 (Cann, Alan)
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% of records within its species group
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