By Joseph “PaleoJoe” Kchodl The BUMASTIS ioxus trilobite was found in the United States during the digging of the Erie Canal. It was first discovered in 1839 in a gorge dug for the canal. Being roughly oval in shape, it is difficult to judge which is the...
One of the more rare MODOCIA species, the name makes an apt description. Other MODOCIA have large genal spines, and this species does not. It has small spines; hence, the term brevispina. This trilobite is roughly oval in shape and has a semi-circular cephalon, or...
By Joseph “PaleoJoe” Kchodl GREENOPS boothi can be found in several parts of Michigan, New York, and Ontario, Canada. This Devonian trilobite is very showy with all the spikes and spines it has on its body. The long and broad genal spines help us to...
By Joseph “PaleoJoe” Kchodl CYPHASPIS carrolli is a rare and spectacular trilobite. Found in the Haragan Formation in Coal County, Oklahoma, it is a recent addition to the body of scientific knowledge about trilobites. Trilobite paleontologist Robert...
By Joseph “PaleoJoe” Kchodl This is a cute but small oval-shaped trilobite. Typically, CEDARIA minor measures 3/8 inches long. It has a smooth glabella and Cephalon with a medium profile, making it not too tall or inflated. The Cephalon ends in...
By Joseph “PaleoJoe” Kchodl The PERONOPSIS interstricta were small, blind trilobites that were isopygious, meaning the head section and the tail section were roughly the same size. In fact, at first glance, one cannot determine which end is the front and...
