According to a Spanish Interior Ministry statement, Villota, who is originally from Bilbao, has lived with false documents in the UK and has been "waiting for instructions" from Eta.
The Ministry says Villota was recruited in 1990 to join the legal Matalaz Command, under the Command Vizcaya.
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The woman is described as being around 50 years old with short spikey purple hair.
A man has been arrested under the Psychoactive Substances Act 2016, less than 24 hours after it came into force, banning 'legal highs'.
Compared to the last few days, it looks like an improvement over the next few days. Some uncertainty about Monday though.....