original description
Cruz, A.; Garcia, L. (1992). Una nueva especie de <i>Porcellio</i> Latreille, perteneciente al grupo iberico (grupo monticola), en la isla de Mallorca: <i>P. balearicus</i> sp. nov. (Isopoda, Oniscidea, Porcellionidae). <em>Bolletí de la Societat d'Història Natural de les Balears.</em> 35: 51-59. [details] Available for editors
basis of record
Schotte, M., B.F. Kensley & S. Shilling. (1995 onwards). World list of Marine, Freshwater and Terrestrial Crustacea Isopoda. National Museum of Natural History Smithsonian Institution: Washington D.C., USA - no longer online. [website archived on 2018-01-25]. [details]
additional source
Schmalfuss, H. (2003). World catalog of terrestrial isopods (Isopoda: Oniscidea). <em>Stuttgarter Beiträge zur Naturkunde Serie A (Biologie).</em> 654: 1-341., available online at https://www.biodiversitylibrary.org/page/60882444 [details] Available for editors
From editor or global species database
type locality Majorca Is. [details]