Here's an underwater view of the pupal shucks of several already-emerged Brachycentrus numerosus caddisflies.

Caption

Here's an underwater view of the pupal shucks (
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.
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of several already-emerged Brachycentrus numerosus caddisflies.
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