- of
Australia (Ptychagnostus
punctuosus-zone,
Quita Formation,
Northern Territories) and
Sweden (Ptychagnostus
punctuosus-zone, Andrarum, Gislovshammar...
- (Hicks in
Salter 1865) [Family: Centropleuridae].
Menevia Formation, Pt.
punctuosus Biozone, Porth-y-rhaw, St David's, Dyfed, Wales.
Cnemidopyge Salteri Hicks...
-
during the
Middle Cambrian (Ptychagnostus
atavus Zone to
Ptychagnostus punctuosus Zone),
approximately 505 to 500
million years ago. Sepkoski, Jack (2002)...
-
glabellar lobes, and
three pygidial lobes.
Agnostus punctuosus Angelin, 1851 from the Pt.
punctuosus Zone of the Alum
Shale (Drumian),
Sweden (by original...
-
early to
middle Middle Cambrian (Acadoparadoxides pinus- to
Ptychagnostus punctuosus-zone).
Species ****igned to
Burlingia have been
found in Norway, Sweden...
-
Ptychagnostus punctuosus-zone). Acadagnostus,
Amgaian (Triplagnostus gibbus- and T. fissus/Ptychagnostus atavus-zones) to
Mayanian (Ptychagnostus
punctuosus-zone)...
-
Spence Shale) and
overlain (perhaps not directly) by the
Ptychagnostus punctuosus-zone. The
lower Middle Cambrian Glossopleura-zone (Spence Shale) is above...
-
Ptychagnostus punctuosus Zone). 1
specimen (UMNH.IP.6125). A ctenop****. Thal****ostaphylos T.
elegans House Range (lower
Ptychagnostus punctuosus Zone). 1...
-
years ago) of the
Miaolingian (Middle Cambrian).
Laurie (2008)
grouped punctuosus and
affinis within Ptychagnostus, but
preferred to
place the
closely related...
- Über die
Agnostiden (1909). But
because of a
printing error,
Agnostus punctuosus was
instead made to
appear as if it was the
intended type species. The...
