†Xenasaphus (Xenasaphus) Jaanusson 1953 (trilobite)
Artiopoda - Asaphida - Asaphidae
Parent taxon: Xenasaphus according to Jaanusson 1953
Sister taxon: Xenasaphus (Delphasaphus)
Subtaxa: Xenasaphus (Xenasaphus) devexus Xenasaphus (Xenasaphus) mjannili
Type: Asaphus devexus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Myanmar (1 collection), the Russian Federation (1)
Total: 2 collections each including a single occurrence