What is "aethra"

In Greek mythology, Aethra or Aithra (, , , the "bright sky") was a name applied to four different individuals:

Aethra or AETHRA may refer to:

• Aethra (Greek mythology), a number of different characters in Greek mythology
• Aethra (genus), a genus of crab in the family Aethridae
• AETHRA Componentes Automotivos, a Brazilian auto testing company
• Aethra, a fictional moon in the Colony Wars franchise
• 132 Aethra, an M-type main-belt asteroid
• The Aethra Chronicles, A 1994 MS-DOS Computer Role Playing Game, produced by Michael Lawrence

Aethra is a genus of crabs in the family Aethridae, containing the following species:

• Aethra edentata Edmondson, 1951
• Aethra scruposa (Linnaeus, 1764)
• Aethra scutata Smith, 1869
• Aethra seychellensis Takeda, 1975