30847 - Nicely Preserved Bug Eyed 2.16 Inch Coltraneia effelesa Middle Devonian Stapeleyella inconstans Nova Scotia

Nova Scotia

Connagnostus

and Brazil

main mass with Daoud Wabich

Elongatanileus

30847 - Nicely Preserved Bug Eyed 2.16 Inch Coltraneia effelesa Middle Devonian Stapeleyella inconstans Nova ScotiaColtraneia sp, Lieberman and Kloc 1997 (trilobite) Trilobita Phacopida Acastidae Full reference: B. S. Lieberman and G. J. Kloc. 1997. Evolutionary and biogeographic patterns in the Asteropyginae (Trilobita, Devonian) Delo, 1935. Bulletin of the American Museum of Natural History 232: 1 127 Parent taxon: Acastidae according to B. S. Lieberman and G. J Kloc 1997 Sister taxa: Acastava, Acaste, Acastella, Acastellina, Acastocephala, Acastoides,