Here is a large and extremely good preserved Dalmanitis from the Silurian of New York. This Trilobite is very 3dimensional, shows excellent details and is nicely centred on the Matrix. | |||
Location: | Middleport, New York, USA | ||
| Size trilobite: | about 65 mm long | ||
| Age: | Lower Silurian, Rochester shale (about. 430 Mill. y.o.) | ||