Bishop MuseumExplore
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 3142Entomology

Megalagrion nigrohamatum

Blackline Hawaiian Damselfly

As recorded: Megalagrion nigrohamatum nigrolineatum (Perkins, 1899)

Animalia › Arthropoda › Insecta › Odonata › Coenagrionidae

Collected by
Howarth, F.G.
Date
June 12, 1978
Locality
Koolau Mtn., Poamoho Trail
Identified by
[Howarth, F.G.]
Record type
Preserved specimen
251 Bishop specimens of Megalagrion nigrohamatum · collected 1892–1996Species page ›

Collected the same day

On June 12, 1978, Howarth, F.G. also collected 10 other specimens.

Megalagrion nigrohamatum observed alive

This specimen was collected in 1978. 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 3142. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 37526981. Accessed via explore.bishopmuseum.org/specimens/ent/3142.

Record sources

Data-quality notes from GBIF

  • Coordinates recorded as 0, 0

Spot an error? Let the Entomology department know — corrections flow back to GBIF.