Moss Katydid vs October Caddis

Side-by-side species comparison

Attribute Moss Katydid October Caddis
Scientific Name Haemodiasma tessellata Dicosmoecus gilvipes
Order Orthoptera Trichoptera
Family Tettigoniidae Limnephilidae
Size 35-50 mm 20-28 mm
Habitat Mountains Rivers & Streams
Diet Herbivores Herbivores
Regions Borneo, Sumatra North America
Conservation Not Evaluated Least Concern

Moss Katydid

A katydid with a body covered in textured bumps and green-brown coloring that mimics moss and bark. It is virtually invisible when pressed against a mossy branch.

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Did You Know?

Its body surface even mimics the tiny structures of real moss, including sporophyte-like bumps across its wings.

October Caddis

A large orange-bodied caddisfly that hatches in autumn on western North American rivers. It is one of the most important late-season food sources for steelhead and salmon.

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Did You Know?

October caddis larvae build massive cases from pebbles and can be so abundant that they visibly alter the streambed substrate.