Serrate-Winged Beetle vs Pacific Spiketail
Side-by-side species comparison
| Attribute | Serrate-Winged Beetle | Pacific Spiketail |
|---|---|---|
| Scientific Name | Ptilodactyla serricollis | Cordulegaster dorsalis |
| Order | Coleoptera | Odonata |
| Family | Ptilodactylidae | Cordulegastridae |
| Size | 4-6 mm | 65-75 mm |
| Habitat | Forests | Forests |
| Diet | Detritivores | Omnivores |
| 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.
Did You Know?
Larvae can survive both fully submerged and terrestrial conditions, bridging the aquatic-terrestrial divide.
Pacific Spiketail
The only spiketail dragonfly on the Pacific coast of North America. It has a dark brown body with yellow dorsal spots and patrols shaded forest seepages.
Did You Know?
It is the only spiketail species found west of the Rocky Mountains in North America.