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rail-price-top · floating island · grid + stamp
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Ptychagnostus intermedius
AGE Middle Devonian
See also Fortey 1975
Several olivine grains are overgrown by kirschsteinite
3 mm μm in size whereas pyroxene varies from 200 to 400 μm
R261 - Nicely Prepared 3.54 Inch Crotalocephalina gibbus Devonian Trilobite - Sebastian Order Nevadia weeksi Ptychagnostus intermediusR261 Nicely Prepared 3. 54 Inch Crotalocephalina gibbus Devonian Trilobite(143911380036) SPECIES Crotalocephalus (Crotalocephalina) gibbus tifletenzis, Alberti (1969) AGE Lower Devonian, Pragian stage (~410 Million Years) LOCATION Alnif region, South Morocco FORMATION Hamar Lagdad Fm SIZE 90 mm 3. 54 in WEIGHT 332 g REF. R261 Observations: Nicely prepared specimen. Prepared as partial free standing. It has only minimal restorations.
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