New State Stonefly (Plecoptera) Records For Pennsylvania, With Additional Records And Information On Rare Species Author Earle, Jane I. text Illiesia 2009 5 16 169 181 journal article 6786 10.5281/zenodo.4759416 07c83cbb-d592-43c1-894e-9fbcd0f48339 1854-0392 4759416 Leuctra variabilis is one of the few stoneflies reported from unusual habitats for stoneflies, bogs with imperceptible flow and pitcher plants ( Nelson et al. 2002 ). Leuctra variabilis emerges rather late compared to most other Leuctra species , from late September to early December. Only 2 previous Pennsylvania records exist, from Susquehanna and Wyoming Counties in northeastern Pennsylvania ( Masteller 1996 ). Leuctra variabilis has been reported from New England south to Maryland. New record: CARBON: (D) unnamed tributary to Lizard Creek, 20 m upstream of T-334, 16 October 2003 , 1♂ (TD).