| | | Kind of type | Full locality |
| | | holotype of species Metasinella (Sulcuncus) millsi Mari Mutt & Gruia, 1983 | Caribbean, Cuba: Oriente Province, Río Cacoyunguín, in slightly humid litter of yaya and jatie, under fallen logs and on sandy yellow-grey soil |
| | | paratype of species Metasinella (Sulcuncus) millsi Mari Mutt & Gruia, 1983 | Caribbean, Cuba: Oriente Province, Río Cacoyunguín, in slightly humid litter of yaya and jatie, under fallen logs and on sandy yellow-grey soil |
| | | [not recorded as a type] | Caribbean: US Virgin Islands, St. John, Cinnamon Trail, leaf litter |
| | | [not recorded as a type] | Caribbean: US Virgin Islands, St. John, Cinnamon Trail, under pig dung |