A species that is extinct in the wild (EW) is one that has been categorized by the International Union for Conservation of Nature as known only by living members kept in captivity or as a naturalized population outside its historic range due to massive habitat loss.
The Somali hedgehog is a species of mammal in the family Erinaceidae. It is endemic to Somalia and Somaliland. The Somali hedgehog is nocturnal.
Mesoperipatus is a monospecific genus of velvet worm in the Peripatidae family, containing a single species Mesoperipatus tholloni. It is found in Gabon. This species is listed as Data Deficient on the IUCN Red List.
Speleoperipatus is a monospecific genus of velvet worm in the Peripatidae family, containing the single species Speleoperipatus spelaeus.
Elasmias cernicum is a species of tropical, tree-living, air-breathing, land snail, arboreal pulmonate gastropod mollusk in the family Achatinellidae. This species is found in Mauritius and Réunion.
Elasmias kitaiwojimanum is a species of tropical tree-living, air-breathing, land snails, arboreal pulmonate gastropod mollusks in the family Achatinellidae. This species is endemic to Japan.
Elasmias quadrasi is a species of tropical, tree-living, air-breathing, land snails, arboreal pulmonate gastropod mollusks in the family Achatinellidae. This species is found in Guam and Northern Mariana Islands.
Achatinellidae is a family of tropical air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.
Elasmia packardii is a species of moth of the family Notodontidae. It occurs in Texas, Arizona, New Mexico, Oklahoma, Kansas and Mexico.
Elasmia mandela is a species of moth of the family Notodontidae first described by Herbert Druce in 1887. It occurs in Mexico, Costa Rica, and the US states of Texas and Oklahoma.
Elasmia cave is a species of moth of the family Notodontidae. It occurs in New Mexico, Texas and possibly Mexico.
Elasmia insularis is a species of moth of the family Notodontidae. It is found in Cuba. It has been recorded from Texas, but these are probably misidentifications and the species is not thought to be present in the United States.
Nystaleinae is a subfamily of the moth family Notodontidae. The subfamily was described by William Trowbridge Merrifield Forbes in 1948.
Nystalea indiana, or Grote's tropical prominent moth, is a species of prominent moth in the family Notodontidae. It was described by Augustus Radcliffe Grote in 1884 and is found in North America.
Dasylophia thyatiroides, the gray-patched prominent, is a species of prominent moth in the family Notodontidae. It was described by Francis Walker in 1862 and is found in North America.
