''Tertiapatus'' is an extinct genus of supposed

onychophora Onychophora (from , , "claws"; and , , "to carry"), commonly known as velvet worms (for their velvety texture and somewhat wormlike appearance) or more ambiguously as peripatus (after the first described genus, ''Peripatus''), is a phylum of el ...

n known from

Dominica Dominica, officially the Commonwealth of Dominica, is an island country in the Caribbean. It is part of the Windward Islands chain in the Lesser Antilles archipelago in the Caribbean Sea. The capital, Roseau, is located on the western side of t ...

n amber deposits. The only known species described is ''Tertiapatus dominicanus''. Other authors have doubted its status as an onchyophoran, due to its arthropodized antennae and articulated exoskeleton, which suggests that it is likely an

arthropod Arthropods ( ) are invertebrates in the phylum Arthropoda. They possess an arthropod exoskeleton, exoskeleton with a cuticle made of chitin, often Mineralization (biology), mineralised with calcium carbonate, a body with differentiated (Metam ...

References

Prehistoric onychophorans Onychophorans of tropical America Monotypic onychophoran genera Prehistoric protostome genera Taxa named by George Poinar Jr. {{Onychophora-stub