Itagnostus
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| Itagnostus interstrictus, until recently known as Peronopsis interstricta, from the Wheeler Shale, Utah |
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Itagnostus
Öpik, 1979 |
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| species |
- I. elkedrensis (Etheridge, 1902) (type)
- I. comis (Öpik, 1979)
- I. doylei (Laurie, 2006)
- I. gaspensis (Rasetti, 1948)
- ssp. gaspensis
- ssp. taitzuhoensis (Lu, 1957)
- I. interstrictus (White, 1874) synonyms Euagnostus levifrons, Peronopsis interstricta
- ssp. interstrictus
- ssp. robustus (Deiss, 1939) synonym Agnostus robustus
- I. krusei (Laurie, 2006)
- I. oepiki (Laurie, 2004)
- I. subhastatus (Geyer & Peel, 2017)
- I. walleyae (Laurie, 2006)
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Itagnostus is a genus of trilobite restricted to the Middle Cambrian. Its remains have been found in Asia, Australia, Europe, and North America.