1. A new fossil oribatid mite, Archaeorchestes minguezae gen. nov., sp. nov. from the Spanish Lower Cretaceous amber. Description of a new family, Archaeorchestidae (Acariformes, Oribatida, Zetorchestoidea);Arillo;Mitteilungen aus dem Geologisch-Paläontologischen Institut der Universität Hamburg,2000
2. Second fossil oribatid mite from the Spanish Lower Cretaceous amber. Eupterotegaeus bitranslamellatus n. sp. (Acari, Oribatida, Cepheidae);Arillo;Acarologia,2002
3. A new fossil oribatid mite, Ommatocepheus nortoni sp. nov. (Acariformes, Oribatida, Cepheidae) from a new outcrop of Lower Cretaceous Álava amber (northern Spain);Arillo;Systematic & Applied Acarology,2008
4. A new fossil species of oribatid mite, Ametroproctus valeriae sp. nov. (Acariformes, Oribatida, Ametroproctidae), from the Lower Cretaceous amber of San Just, Teruel Province, Spain;Arillo;Cretaceous Research,2009
5. A new genus and species of oribatid mite, Cretaceobodes martinezae gen. et sp. nov. from the Lower Cretaceous amber of San Just (Teruel Province, Spain) (Acariformes, Oribatida, Otocepheidae);Arillo;Paleontological Journal,2010