Xylophagus ater
- Group
- True flies
- Peak month
- May
- Records since 2000
- 431
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- Designations
- GB Red List (2001 IUCN criteria)
GB Red List (2001 IUCN criteria)
5,224 species
Armadillidium depressum
- Group
- Crustaceans
- Peak month
- April
- Records since 2000
- 430
Parasite cup lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 430
Plateumaris discolor
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 430
Thanatophilus rugosus
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 430
Clubiona reclusa
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 429
Hesperocorixa castanea
- Group
- True bugs
- Peak month
- September
- Records since 2000
- 429
Paracorixa concinna
- Group
- True bugs
- Peak month
- September
- Records since 2000
- 429
Rim lichen
- Group
- Lichens
- Peak month
- June
- Records since 2000
- 429
Euophrys frontalis
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 428
Pachnolepia pruinata
- Group
- Lichens
- Peak month
- June
- Records since 2000
- 428
Philonthus cognatus
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 428
Plagiochila exigua
- Group
- Liverworts
- Peak month
- February
- Records since 2000
- 428
Stenophylax vibex
- Group
- Caddisflies
- Peak month
- October
- Records since 2000
- 428
Hypotrachyna horrescens
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 427
Lathagrium fuscovirens
- Group
- Lichens
- Peak month
- September
- Records since 2000
- 427
Hydroptila tineoides
- Group
- Caddisflies
- Peak month
- June
- Records since 2000
- 426
Little-Robin
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 426
Moonwort
- Group
- Ferns and horsetails
- Peak month
- June
- Records since 2000
- 426
Bitoma crenata
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 425
Iris Sawfly
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 425
Ena montana
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 424
Leistus terminatus
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 424
Longitarsus pratensis
- Group
- Beetles
- Peak month
- August
- Records since 2000
- 424
Olibrus affinis
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 423
Candy lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 420
Ischnomera cyanea
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 420
Jacob's-ladder
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 420
Crepidodera plutus
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 419
Greater Burnet-saxifrage
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 419
Radula aquilegia
- Group
- Liverworts
- Peak month
- July
- Records since 2000
- 419
Agrypnia pagetana
- Group
- Caddisflies
- Peak month
- July
- Records since 2000
- 418
Dwarf Willow
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 418
Eutomostethus ephippium
- Group
- Bees, wasps and ants
- Peak month
- May
- Records since 2000
- 418
Microchrysa cyaneiventris
- Group
- True flies
- Peak month
- June
- Records since 2000
- 418
Variospora thallincola
- Group
- Lichens
- Peak month
- August
- Records since 2000
- 418
Heather Shieldbug
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 417
Heterocladium wulfsbergii
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 417
Tortula lindbergii
- Group
- Mosses
- Peak month
- January
- Records since 2000
- 416
Wild boar
- Group
- Mammals
- Peak month
- April
- Records since 2000
- 416
Chartoscirta cincta
- Group
- True bugs
- Peak month
- May
- Records since 2000
- 415
Jamesiella anastomosans
- Group
- Lichens
- Peak month
- October
- Records since 2000
- 415
Lecidella asema
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 415
Small Toadflax
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 415
A Soldier Fly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 413
Bird's-eye Primrose
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 413
Plagiomnium cuspidatum
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 413
Slender Trefoil
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 413