Marjuman (Cambrian) agnostoid trilobites of the Cow Head Group, western Newfoundland

S. R. Westrop, R. Ludvigsen, and C. H. Kindle

1996

Article

Journal of Paleontology 70(5):804-829

Find it at:

Taxa discussed in this work:

• Agnostoidea
• Connagnostus fritzi
• Connagnostus venerabilis
• Goniagnostus (Cryotypus)
• Kormagnostus boltoni
• Kormagnostus copelandi
• Kormagnostus seclusus
• Kormagnostus simplex
• Nahannagnostus logani
• Pseudagnostidae
• Pseudagnostina douvillei
• Ptychagnostidae
• Ptychagnostus (Ptychagnostus)
• Ptychagnostus (Ptychagnostus) fissus
• Ptychagnostus aculeatus
• Ptychagnostus punctuosus
• Ptychagnostus seminula

Taxonomy:

• Ptychagnostus punctuosus belongs to Ptychagnostus - Kobayashi (1939)
• Connagnostus venerabilis belongs to Connagnostus - Opik (1967)
• Kormagnostus seclusus belongs to Kormagnostus - Robison (1988)
• Kormagnostus simplex belongs to Kormagnostus seclusus - Robison (1988)
• Connagnostus fritzi belongs to Connagnostus - Pratt (1992)
• Pseudagnostina douvillei belongs to Pseudagnostus (Pseudagnostina) - Pratt (1992)
• Pseudagnostina contracta belongs to Pseudagnostina douvillei - Pratt (1992)
• Goniagnostus (Cryotypus) belongs to Goniagnostus - Westrop et al. (1996)
• Nahannagnostus logani belongs to Nahannagnostus - Westrop et al. (1996)
• Nahannagnostus nganasanicus belongs to Nahannagnostus - Westrop et al. (1996)
• Pseudagnostidae belongs to Agnostoidea - Westrop et al. (1996)
• Ptychagnostus (Ptychagnostus) fissus belongs to Ptychagnostus (Ptychagnostus) - Westrop et al. (1996)
• Ptychagnostus (Ptychagnostus) belongs to Ptychagnostus - Westrop et al. (1996)
• Ptychagnostus seminula belongs to Ptychagnostus - Westrop et al. (1996)
• Ptychagnostus aculeatus belongs to Ptychagnostus - Westrop et al. (1996)
• Kormagnostus copelandi belongs to Kormagnostus - Westrop et al. (1996)
• Kormagnostus boltoni belongs to Kormagnostus - Westrop et al. (1996)