Cosumnoperla

Szczytko & Bottorff, 1987

Species Guides

1

Cosumnoperla is a of stoneflies in the Perlodidae, established by Szczytko & Bottorff in 1987. It is classified within the Isoperlinae and is to California. The genus represents a small group of western Nearctic perlodid stoneflies.

Pronunciation

How to pronounce Cosumnoperla: //ˌkɔːzuːmnoʊˈpɜːrlə//

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Identification

Members of Cosumnoperla can be distinguished from other Isoperlinae by genitalic characters, particularly male and paraproct . The genus is characterized by features of the male terminalia that separate it from the closely related genus Isoperla.

Habitat

Inhabits freshwater stream environments in California. Specific microhabitat preferences within lotic systems are not well documented.

Distribution

to California, United States. Distribution records are limited to this state.

Ecological Role

As with other stoneflies, larvae are aquatic and contribute to nutrient cycling in stream . are terrestrial and short-lived.

Similar Taxa

  • IsoperlaSimilar in the same Isoperlinae; distinguished by male genitalic , particularly differences in and paraproct structure.

More Details

Etymology

The name Cosumnoperla refers to the Cosumnes River in California, the type locality of the type .

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