Semnoderes lusca Sørensen & Landers, 2018 (original description)
Semnoderes pacificus Higgins, 1967 (additional source)
Sphenoderes aspidochelone Sørensen & Landers, 2018 (original description)

Paratype NHMD 115840, geounit Gulf of Mexico, identified as Semnoderes lusca Sørensen & Landers, 2018
Holotype NHMD NHMD-115833, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Paratype NHMD NHMD-115834, NHMD-115835, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Paratype NHMD NHMD-115836, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Paratype NHMD NHMD-115837, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype NHMD NHMD-115838, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Holotype NHMD NHMD-115839, geounit Gulf of Mexico, identified as Semnoderes lusca Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Semnoderes lusca Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018
Nontype Private uncatalogued, geounit Gulf of Mexico, identified as Sphenoderes aspidochelone Sørensen & Landers, 2018

 Etymology

 for Semnoderes lusca Sørensen & Landers, 2018

The species is named after the Caribbean sea monster Lusca—a monster sometimes described as a gigantic octopus, ... [details]

 Etymology

 for Sphenoderes aspidochelone Sørensen & Landers, 2018

The species is named after the sea monster Aspidochelone. The monsters are enormous—as big as an island—and are ... [details]