Rhachotropis abyssalis sp. nov. is named for the abyssal habitat in the northern Ross Sea from which the species ... [details]
Rhachotropis chathamensis sp. nov. is named after the Chatham Rise, a marine area East of New Zealand where the ... [details]
Rhachotropis delicata sp. nov. is named for its delicate, elegant body shape. [details]
Rhachotropis rossi sp. nov. is named after James Ross, the discoverer of the Ross Sea, where the species was collected. [details]