Northern Stoneflies
This common name refers to only one species.
Stonefly Species Agnetina capitata
These are sometimes called Northern Stoneflies.
This is the most important Perlidae species in the East.
Agnetina capitata (Golden Stone) Stonefly Nymph
View 5 Pictures
View 5 PicturesRegion: Northeast
Collected Mar 29, 2005
Added Apr 7, 2006
Agnetina capitata (Golden Stone) Stonefly Adult
View 8 PicturesThis stonefly emerged in my aquarium, and unfortunately I severely damaged its wings just trying to catch it. It's still an interesting specimen, especially since I was able to also photograph the nymphal shuck (
Shuck: The shed exoskeleton left over when an insect molts into its next stage or instar. Most often it describes the last nymphal or pupal skin exited during emergence into a winged adult.) it emerged from. I was surprised by just how light it was shortly after emerging. I photographed it a couple days later when it had darkened considerably; it was a pale, almost pastel yellow at first.
View 8 PicturesThis stonefly emerged in my aquarium, and unfortunately I severely damaged its wings just trying to catch it. It's still an interesting specimen, especially since I was able to also photograph the nymphal shuck (
View Full SizeHere's an underwater view of the pupal shucks of several already-emerged Brachycentrus numerosus caddisflies.
Region: Northeast
Collected May 1, 2007
Added May 3, 2007
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