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Megalagrion nigrohamatum in life
In life — Blackline Hawaiian Damselfly, photographed by an iNaturalist observer, not this specimen. (c) USFWS - Pacific Region, some rights reserved (CC BY)
BPBM 24144Entomology

Megalagrion nigrohamatum

Blackline Hawaiian Damselfly

As recorded: Megalagrion nigrohamatum nigrolineatum (Perkins, 1899)

Animalia › Arthropoda › Insecta › Odonata › Coenagrionidae

Collected by
Polhemus, D.A.
Date
August 17, 1995
Locality
streamlet at Intake 16 along Waiahole Ditch
Identified by
Polhemus, D.A.
Record type
Preserved specimen
251 Bishop specimens of Megalagrion nigrohamatum · collected 1892–1996Species page ›

Collected the same day

On August 17, 1995, Polhemus, D.A. also collected 10 other specimens.

Megalagrion nigrohamatum observed alive

This specimen was collected in 1995. Since 2000, iNaturalist observers have recorded 13 research-grade sightings in the wild, most recently on 2025-10-20.

Observations and photos from iNaturalist, shown only when openly licensed.

Cite this specimen

Megalagrion nigrohamatum. BPBM 24144. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 37527195. Accessed via explore.bishopmuseum.org/specimens/ent/24144.

Record sources

Data-quality notes from GBIF

  • Coordinates recorded as 0, 0

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