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Updates from May 1, 2007

Closeup insects by Troutnut and Bnewell from Miscellaneous New York and the Jocko River in New York and Montana

Agnetina capitata (Golden Stone) Stonefly AdultAgnetina 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 (
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Here's an underwater view of the pupal shucks of several already-emerged Brachycentrus numerosus caddisflies.
Here's an underwater view of the pupal shucks of several already-emerged Brachycentrus numerosus caddisflies.
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.
Collected May 1, 2007 from Aquarium in New York
Added to Troutnut.com by Troutnut on May 3, 2007
Male Pteronarcys californica (Giant Salmonfly) Stonefly AdultMale Pteronarcys californica (Giant Salmonfly) Stonefly Adult View 1 PicturesThis shows the adult and its exuviae.
Collected May 1, 2007 from the Jocko River in Montana
Added to Troutnut.com by Bnewell on June 26, 2011
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