Genus

Protoptychopyge Balashova, 1959

List of species

1. Protoptychopyge prisca (Lessnikowa et Veber, 1949) | Volkhov Stage

2. Protoptychopyge? mickwitzi (Schmidt, 1904) | Volkhov Stage

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Klassificering

Organism group	Biota
Kingdom	Animalia
Phylum	Arthropoda
Subphylum	Trilobita
Order	Asaphida
Superfamily	Asaphoidea
Family	Asaphidae
Genus	Asaphus
	Baltiites
	Basilicus
	Delphasaphus
	Dubovikites
	Estoniites
	Gog
	Homalopyge
	Isotelus
	Lamanskytes
	Leningradites
	Megalaspides
	Megistaspis
	Metaptychopyge
	Niobe
	Niobella
	Ogmasaphus
	Onchometopus
	Paraptychopyge
	Platyasaphus
	Plectasaphus
	Proasaphus
	Protoptychopyge
Species	prisca
	Protoptychopyge? mickwitzi
Genus	Pseudasaphus
	Pseudoasaphinus
	Pseudobasilicus
	Pseudobasiliella
	Pseudomegalaspis
	Pseudoptychopyge
	Ptychopyge
	Subasaphus
	Valdaites
	Xenasaphus