Silicified trilobites of the genus Sphaerocoryphe from the Middle Ordovician of Virginia

R. P. Tripp, D. M. Rudkin, and W. R. Evitt

1997

Article

Canadian Journal of Earth Sciences 34:770-788

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Taxa discussed in this work:

• Sphaerocoryphe gemina
• Sphaerocoryphe longispina

Taxonomy:

• Sphaerocoryphe arachniformis belongs to Sphaerocoryphe - Tripp et al. (1997)
• Sphaerocoryphe gemina belongs to Sphaerocoryphe - Tripp et al. (1997)
• Sphaerocoryphe longispina belongs to Sphaerocoryphe - Tripp et al. (1997)