Genus

Symphysurus Goldfuss, 1843

Aiheeseen liittyvät julkaisut

Fortey, R. A. 1986. The type species of the Ordovician trilobite Symphysurus: systematic functional morphology and terrace ridges. Paläontologische Zeitschrift 60, 3/4, 255-275. DOI:10.1007/BF02985671

List of species

1. Symphysurus angustatus (Boeck, 1838)

2. Symphysurus palpebrosus (Dalman, 1827)

Luokittelu

Organism group	Biota
Kingdom	Animalia
Phylum	Arthropoda
Subphylum	Trilobita
Order	Asaphida
Superfamily	Cyclopygoidea
Family	Nileidae
Genus	Nileus
	Symphysurus
Species	angustatus
	palpebrosus
Genus	Varvia