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EST
Species
Species lists
Regions
Datasets
Occurrence records
EST
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Species
Thecla betulae
(Linnaeus, 1758)
Synonyms:
Papilio betulae
Common names:
kase-siilaktiib
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Metazoa
❯
Bilateria
❯
Arthropoda
❯
Hexapoda
❯
Insecta
❯
Lepidoptera
❯
Lycaenidae
❯
Theclinae
❯
Theclini
❯
Thecla
❯
Thecla betulae
Regional IUCN Red List category: Least Concern.
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Occurrences by year
Year 2026 occurrences
Occurrences
Total records
267
(
96 observations
,
169 specimens
,
2 refbased
)
Total species
1
Records in Estonia
224
(
96 observations
,
126 specimens
,
2 refbased
)
Species in Estonia
1
First occurrence in Estonia
1863-08-24
Latest occurrence in Estonia
2026-09-03
First occurrence in Estonia this year
2026-08-06
Species lists
Estonian species
,
Red list: Least Concern
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Accepted name
Thecla betulae
(Linnaeus, 1758)
Synonyms
Papilio betulae Linnaeus, 1758
Basionym
Common names
kase-siilaktiib
Estonian
,
slåpetornstjertvinge
Norwegian Bokmål
,
slåpetornstjertveng
Norwegian Nynorsk
PlutoF id
104567