F131 Sample ID F131 • Cabinet M Dalmanites 7.92cm W x 1.39cm H x 6.25cm D • 64g Sample TypeFossilFossil TypeAltered hard partsMohs Hardness 3 DomainEukaryotaKingdomAnimaliaPhylumArthropodaClassTrilobita OrderPhacopidaFamilyDalmantidaeGenusDalmanitesSpeciesNA Distribution/PeriodWorldwide, Middle Devonian HabitatMarine PreservationReplacement Orig. Material?NA ReliefPositive and Negative Relief Mineral Comp.Limestone Four specimens of portions of this trilobite. There are visible thorax segments that have a significant teardrop shape to help identify. Rounded segments and a rounded tail as opposed to the spines and spiked tail on other trilobites. Description of Mohs scale here