Pyraustinae

Pronunciation

How to pronounce Pyraustinae: //pɪ.raʊˈstɪni//

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Summary

Pyraustinae is a prominent subfamily of Crambidae, known for its diverse species, many of which exhibit colorful patterns and significant ecological and agricultural relationships.

Physical Characteristics

Slender body; broad wings similar to Geometer moths; abdomen as long or longer than hind wings; many species are brightly colored and boldly patterned.

Identification Tips

Characters such as atrophied spinula and venulae in the tympanal organs; narrow fornix tympani; presence of androconial scales on male mesothoracic tibiae; features of the male valvae including a medially directed clasper and modified setae.

Habitat

Predominantly tropical; represented throughout the United States and southern Canada.

Distribution

Includes about 1,280 species primarily found in tropical regions, with some in temperate regions of North America and Europe.

Diet

Larvae feed by boring into stems and fruits of various food plants; some species are agricultural pests.

Life Cycle

Life cycle information for specific species may vary; many have larvae that feed on host plants, often by boring into them.

Reproduction

Incomplete data available; reproductive behaviors not detailed.

Ecosystem Role

Larvae play a role in plant interactions, as some are herbivores while others can be pests affecting crop plants.

Economic Impact

Some genera, particularly Ostrinia, include species that are significant agricultural pests.

Evolution

Originally included Spilomelinae; Pyraustinae was considered a tribe before being classified as a subfamily.

Similar Taxa

• Crambinae

Tags

• Insects
• Lepidoptera
• Moths
• Crambidae
• Pyraustinae