Casterolimulus

Casterolimulus is an extinct genus of xiphosuran.^[1] It is known from the Late Cretaceous Fox Hills Formation of North America, and is believed to have lived in freshwater environments. It belongs to the family Limulidae, and is considered a close relative of Victalimulus, which is from the Early Cretaceous of Australia.^[2]

Casterolimulus Temporal range: Late Cretaceous
Casterolimulus kletti from the Fox Hills Formation
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Order:	Xiphosura
Genus:	†Casterolimulus Holland, Erickson & O'Brien, 1975
Species:	†C. kletti
Binomial name
†Casterolimulus kletti Holland, Erickson & O'Brien, 1975