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Montana Field Guide

Montana Field Guides

Summit Needlefly - Paraleuctra vershina

Global Rank: G5
State Rank: SNR

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General Description
This is a small black stonefly in the family; Leuctridae. Like most of the species in the rolled-winged family, this species hatches early in the year often when snow is still on the ground, where they can be noticed quite easily crawling around along the banks of streams.

Summary of Observations Submitted for Montana
Number of Observations: 3

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



(Observations spanning multiple months or years are excluded from time charts)

Food Habits
Merritt and Cummins (1996) report that members of this family are trophically shredder-detritivores; eating large particulate organic materials such as detritus, leaves and plants.

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Citation for data on this website:
Summit Needlefly — Paraleuctra vershina.  Montana Field Guide.  .  Retrieved on , from