22053 - Nicely Preserved 1.53 Inch Hollardops merocristata Middle Devonian Howardites † Asterophyllites

† Asterophyllites

which are smooth

Volcanic glass do not appears in the sample

Mergl 1984 (trilobite)

Source: Asterophyllites: Fossilworks - Paleobiology Database

22053 - Nicely Preserved 1.53 Inch Hollardops merocristata Middle Devonian Howardites † AsterophyllitesNicely 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,