Fossil Oribatid mites in amber from Chiapas, Mexico (Acarina: Oribatei: Cryptostigmata). University of California Publications in Entomology, 63 1971: 91-99. 96 [Zoological Record Volume 109]
Fossil Oribatid mites in Amber from Chiapas, Mexico. (Acarina: Oribatei=Cryptostigmata). University of California Publications in Entomology, 63 1971: 91-99. 96 [Zoological Record Volume 108]