Xyloiulus

Xyloiulus
Temporal range: Late Carboniferous
Syntype of X. mazonus (USNM 38036)
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Myriapoda
Class: Diplopoda
Order: incertae sedis
Family: †Xyloiulidae
Genus: †Xyloiulus
Cook, 1895
Type species
Xyloiulus sigillariae
(Dawson), 1860
Species

Xyloiulus bairdi Hoffman, 1963
Xyloiulus frustulentis Scudder, 1890
Xyloiulus mazonus Scudder, 1890
Xyloiulus pstrossi Fritsch
Xyloiulus sigillariae (Dawson), 1860
Xyloiulus sellatus Fritsch

Synonyms

Xylobius

Illustration of X. moniliformis fossil

Xyloiulus is an extinct genus of millipede that lived during the Late Carboniferous which grew up to 2.25 inches (5.7 cm) in length. Fossils of the animal have been found in North America and Europe. The fossils are typically found in Sigillarian stumps.