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Stoneflies

Flattened body form (legs to the side of the body) and 2 slender tails
[Stenoperla]. Image: Stephen Moore

Green stonefly (Stenoperla)

[Stenoperla] stonefly nymphs are usually strongly green coloured, and they have pale tentacle-like gills along the sides of the abdomen u...

[Acroperla]. Image: Stephen Moore

Stonefly (Acroperla)

[Acroperla] stonefly nymphs are relatively small, with a rosette of anal gills between the cerci (“tails”). They have pale spots on the l...

[Austroperla]. Image: Stephen Moore

Stonefly (Austroperla)

[Austroperla] stonefly nymphs are easily recognised by the presence of three tubular gills between the cerci (“tails”).

[Cristaperla]. Image: Stephen Moore

Stonefly (Cristaperla)

[Cristaperla] stonefly nymphs have no gills between the cerci (“tails”), and they have a fringe of hairs right around the pronotum (first...

[Halticoperla]. Image: Stephen Moore

Stonefly (Halticoperla)

[Halticoperla] stonefly nymphs have no gills between the cerci (“tails”), a more rounded pronotum (first segment behind the head) than ot...

[Holcoperla]. Image: Stephen Moore

Stonefly (Holcoperla)

[Holcoperla] is the largest of New Zealand’s stoneflies. They have a blotchy abdomen and anal gills between the cerci (“tails”) but thes...

[Megaleptoperla]. Image: Stephen Moore

Stonefly (Megaleptoperla)

[Megaleptoperla] stonefly nymphs are larger than most aquatic insects. They have a rosette of anal gills between the cerci (“tails”). Und...

[Nesoperla]. Image: Stephen Moore

Stonefly (Nesoperla)

[Nesoperla] stonefly nymphs are among the gripopterygids that have a rosette of anal gills between the cerci (“tails”). The abdominal seg...

[Spaniocerca]. Image: Stephen Moore

Stonefly (Spaniocerca)

[Spaniocerca] stonefly nymphs have no gills between the cerci (“tails”), they have a hair fringe around the pronotum (first segment behin...

[Spaniocercoides]. Image: Stephen Moore

Stonefly (Spaniocercoides)

[Spaniocercoides] stonefly nymphs have no gills between the cerci (“tails”), and no hair fringe around the pronotum (first segment behind...

[Taraperla]. Image: Stephen Moore

Stonefly (Taraperla)

[Taraperla] stonefly nymphs are relatively small, with a rosette of anal gills between the cerci (“tails”). The posterior edges of the th...

[Zelandobius]. Image: Stephen Moore

Stonefly (Zelandobius)

[Zelandobius] stonefly nymphs have a rosette of anal gills between the cerci (“tails”). There are several species but they tend to be a u...

[Zelandoperla]. Image: Stephen Moore

Stonefly (Zelandoperla)

[Zelandoperla] stonefly nymphs have a rosette of anal gills between the cerci (“tails”). The antennae and cerci are long in relation to t...