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.
|Middleport, New York, USA|
|Size trilobite:||about 65 mm long|
|Age:||Lower Silurian, Rochester shale (about. 430 Mill. y.o.)|