22053 - Nicely Preserved 1.53 Inch Hollardops merocristata Middle Devonian Howardites prepared for more detailed studies

prepared for more detailed studies

Source: Asterophyllites: Fossilworks - Paleobiology Database

and low ratios of siderophile elements to silicon

Landing 2004

which are smooth

22053 - Nicely Preserved 1.53 Inch Hollardops merocristata Middle Devonian Howardites prepared for more detailed studiesNicely well preserved and prepared specimen. Nice eyes facets. Hollardops sp, Morzadec 1997 (trilobite) Trilobita Phacopida Acastidae Synonyms: Modellops Lieberman and Kloc 1997 (no. 259054), Philipsmithiana Lieberman and Kloc 1997 (no. 259046) Parent taxon: Acastidae according to P. A. Jell and J. M. Adrain 2002 See also Lieberman and Kloc 1997 Sister taxa: Acastava, Acaste, Acastella, Acastellina, Acastocephala, Acastoides, Acastopyge, Alcaldops,