Grylloblatta

Grylloblatta is a genus of insects in the family Grylloblattidae. It contains 15 species, including Grylloblatta chirurgica, almost exclusively from high-altitude and high-latitude regions of the United States and Canada, living in ice caves and glaciers.^[1]

Quick facts Scientific classification, Species ...

Grylloblatta

Grylloblatta campodeiformis
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Grylloblattodea
Family:	Grylloblattidae
Genus:	Grylloblatta Walker, 1914
Species
15 species

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The genus was first described by Edmund Walker in 1914, based on a single species, Grylloblatta campodeiformis.^[2]

Species

These 15 species belong to the genus Grylloblatta:

Grylloblatta barberi Caudell, 1924^{i c g}
Grylloblatta bifratrilecta Gurney, 1953^{i c g b}
Grylloblatta campodeiformis E. M. Walker, 1914^{i c g b} (northern rock crawler)
Grylloblatta chandleri Kamp, 1963^{i c g}
Grylloblatta chintimini Marshall & Lytle, 2015^{i c g b}
Grylloblatta chirurgica Gurney, 1961^{i c g b} (Mount St Helens' grylloblattid)
Grylloblatta gurneyi Kamp, 1963^{i c g}
Grylloblatta marmoreus Schoville, 2012^{i c g}
Grylloblatta newberryensis Marshall and Lytle, 2015^{i c g}
Grylloblatta oregonensis Schoville, 2012^{i c g}
Grylloblatta rothi Gurney, 1953^{i c g}
Grylloblatta scudderi Kamp, 1979^{i c g}
Grylloblatta sculleni Gurney, 1937^{i c g}
Grylloblatta siskiyouensis Schoville, 2012^{i c g}
Grylloblatta washoa Gurney, 1961^{i c g}

Data sources: i = ITIS,^[3] c = Catalogue of Life,^[4] g = GBIF,^[5] b = Bugguide.net^[6]

Based on further evidence, Schoville & Graening (2013) indicate the following can be unique lineages, perhaps undescribed species.^[7]

Grylloblatta sp. "South Ice Cave" – Deschutes County
Grylloblatta sp. "Glacier Peak"
Grylloblatta sp. "Mount Rainier"
Grylloblatta sp. "Sawyer's Ice Cave 1" – Linn County and Yakima County
Grylloblatta sp. "Sawyer's Ice Cave 2" – Linn County
Grylloblatta sp. "Trout Lake Caves" – Klickitat County
Grylloblatta sp. "Central Sierra Nevada" – Sixty Lake Basin, Fresno County
Grylloblatta sp. "Tioga Crest" – Yosemite National Park and Inyo National Forest
Grylloblatta sp. "Graveyard Lake" – Sierra National Forest
Grylloblatta sp. "Ostrander Lake" – Yosemite National Park
Grylloblatta sp. "Southwest Sierra Nevada" – Sequoia National Park and environs
Grylloblatta sp. "Lilburn cave" – Sequoia National Park
Grylloblatta sp. "Trinity Mountains" – Shasta–Trinity National Forest
Grylloblatta sp. "Olympic Mountains" – Olympic National Forest, near The Brothers
Grylloblatta sp. "Mount Spokane"
Grylloblatta sp. "Polaris Peak" – Coeur d'Alene National Forest

Individuals have lifespans of between 6 and 10 years.^[8]