Serrate-Winged Beetle vs Micro Caddisfly

Side-by-side species comparison

Attribute Serrate-Winged Beetle Micro Caddisfly
Scientific Name Ptilodactyla serricollis Lepidostoma pluviale
Order Coleoptera Trichoptera
Family Ptilodactylidae Lepidostomatidae
Size 4-6 mm 7-10 mm
Habitat Forests Forests
Diet Detritivores Herbivores
Regions Japan North America
Conservation Least Concern Least Concern

Serrate-Winged Beetle

A small, oval beetle with serrate antennae found in Japan's forested mountain areas. Larvae are semi-aquatic and develop among mosses near streams.

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Did You Know?

Larvae can survive both fully submerged and terrestrial conditions, bridging the aquatic-terrestrial divide.

Micro Caddisfly

A small western caddisfly that builds neat cases from leaf discs in rain-fed headwater streams. Larvae are significant leaf-litter processors in Pacific Northwest forests.

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Did You Know?

Larvae switch from leaf-disc cases to mineral-grain cases when leaf material becomes scarce.