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2. On the dentition and osteology of the Maltese fossil elephants, being a description of remains discovered by the author in Malta, between the years 1860 and 1866;Adams;Transactions of the Zoological Society of London,1874
3. Revision Sistematica de los Elephantidae, por su morfologia y morfometria dentaria;Aguirre;Estudios Geologicos,1969
4. The Pleistocene dwarf elephant of Spinagallo;Ambrosetti;Geologica Romana,1968
5. Anca, F., Gemmellaro, G.G., 1867. Monografia degli elefanti fossili di Sicilia. Palermo, 23pp.