22047- Nicely Preserved 3.34 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Aglaspididids which is preserved in full
Yard notes & kiln story
Description
which is preserved in full
some grains up to ~2 cm in size
microcrystalline quartz (SiO2)
including a 129 kg and two 16 kg stones
White 1926 and Woodward 1889
22047- Nicely Preserved 3.34 Inch Crotalocephalina (Crotalocephalus) gibbus Lower Devonian Trilobite Aglaspididids which is preserved in fullNice and well prepared specimen. Crotalocephalina sp, Pibyl and Vanek 1964 (trilobite) Trilobita Phacopida Cheiruridae Parent taxon: Cheiruridae according to P. A. Jell and J. M. Adrain 2002 See also Sepkoski 2002 Sister taxa: Acanthoparyphinae, Anasobella, Ancyginaspis, Arcticeraurinella, Areia, Areiaspis, Borealaspis, Bornholmaspis, Ceraurinium, Ceraurinus, Cerauroides, Cerauromeros, Cerauropeltis, Ceraurus, Chacomurus, Cheirurinae, Cheirurus,