The author has studied the group kiesenwetteri of the genus Speophilus (Col. Catopidae), endemic of Catalogna (Spain). The paper comprises a geographical and geological analysis of the by this group colonised massifs, with a study on the geological isolation of the species and a faunistic study of the 5 actually known forms, one of which is new.
Escolà I Boada, Oleguer.
Contribución al conocimiento de los Speophilus del grupo kiesenwetteri Diek.
International Journal of Speleology,
Available at: https://scholarcommons.usf.edu/ijs/vol2/iss1/19