Sympetrum dilatatum, the St. Helena darter, was a species of dragonfly in the family Libellulidae. It was endemic to Saint Helena. In 2021, it was declared extinct by the IUCN. There have …

In January 2022 it was reported that the St Helena Darter dragonfly, sympetrum dilatatatum (image, right), had been officially declared extinct by the IUCN. It was last spotted 13th …

The St. Helena Darter was endemic to St. Helena Island. There are very few published records of the species. The type series (four males, one female) was collected during the U.S. Solar …

Feb 9, 2022 · The assessment also declared one species as extinct: the St. Helena darter (Sympetrum dilatatum). Last recorded in 1963, this dragonfly was found only on St. Helena, a …

The St. Helena Darter (Sympetrum dilatatum) was a rare dragonfly species found only on the remote island of St. Helena in the South Atlantic Ocean. This vibr...

St. Helena holds over a third of the total unique biodiversity of the UK and the Overseas Territories: a substantial biological legacy and responsibility. Most of that biodiversity is the …

Synonym/s: Diplax dilatata Calvert, 1893 (original combination) Missing. Last record: October 1963. IUCN RedList status: Extinct. The last record of this species was a female caught at …

Nov 16, 2021 · The St. Helena Darter (Sympetrum dilatatum) was a species of dragonfly in the family Libellulidae. It was endemic to Saint Helena. In 2021, it was declared extinct by the …

The St. Helena Darter (Sympetrum dilatatum) is an extinct species of dragonfly in the family Libellulidae. It is endemic to Saint Helena where the last specimen recorded was in 1963. The …

Sympetrum dilatatum (Calvert, 1892), the St. Helena Darter (Sympetrum dilatatum) is a species of dragonfly in family Libellulidae. It is endemic to Saint Helena where the last specimen …