Calleta Silk Moth vs Arrowhead Spiketail

Side-by-side species comparison

Attribute Calleta Silk Moth Arrowhead Spiketail
Scientific Name Eupackardia calleta Cordulegaster obliqua
Order Lepidoptera Odonata
Family Saturniidae Cordulegastridae
Size 85-110 mm wingspan 70-80 mm
Habitat Deserts & Drylands Forests
Diet Omnivores Omnivores
Regions Southwestern United States, Mexico North America
Conservation Least Concern Least Concern

Calleta Silk Moth

A dark brown silk moth with striking white crescent markings and a broad white postmedial band on each wing. It is native to the Sonoran Desert and surrounding regions.

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Did You Know?

Native peoples historically harvested its cocoons to make rattles and small containers.

Arrowhead Spiketail

A large spiketail dragonfly with arrowhead-shaped yellow markings along its dark abdomen. It is found along seepage-fed streams in eastern North American forests.

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Did You Know?

Females can insert eggs directly into hard-packed stream gravel using their spike-like ovipositor.