Species list, Checklist of Family Ptychagnostidae ♰ for Lower Cambrian (Cambrian)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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Checklist for Family Ptychagnostidae Kobayashi, 1939
and region Lower Cambrian (Cambrian)

Class	Trilobita ♰ Walch, 1771 Trilobites	72 418 720	Families Genera Species	Taxom
Order	Agnostida ♰ Salter, 1864	11 44 80	Families Genera Species	Taxom
Suborder	Agnostina ♰ Salter, 1864	4 6 12	Families Genera Species	Taxom
Superfamily	Agnostoidea ♰ M´Coy, 1849	3 5 7	Families Genera Species	Taxom
Family	Ptychagnostidae ♰ Kobayashi, 1939	1 1	Genus Species	Taxom

Genera for Lower Cambrian
1 Genera with 1 Species

Ptychagnostus Jaekel, 1936

1

Species

Species list for Lower Cambrian
1 Species

Ptychagnostus praecurrens ♰ Westergård, 1936

Links, sources and further information

Ptychagnostidae at gbif.org
Ptychagnostidae at irmng.org