Bibliografia On line

1- Lotti B. (1931) – Relazione generale riassuntiva dei tre sondaggi per la ricerca del carbone paleozoico nei piani di Alghero. Boll. R. Com. Geol. It., 56, 5-15.

2- Oosterbaan A. M. (1936) – Étude geologique et paléontologique de la Nurra avec quelques notes sur le Permien et le Trias de la Sardaigne meridionale. University Utrecht, 130 pp.

3 – Cassinis G., Cortesogno L., Gaggero L., Ronchi A. & Valloni R. (1996) – Stratigraphic and petrographic investigations into the Permo-Triassic continental sequences of Nurra (NW Sardinia). Cuad. Geol. Iberica, 21, 149-169.

4 – Cassinis G., Cortesogno L., Gaggero L., Pittau P., Ronchi A. & Sarria E. (2000) – Late Palaeozoic continental basins of Sardinia. Field trip guidebook In: Cassinis G. (Ed.): The Continental Permian of the Southern Alps and Sardinia (Italy). Regional reports and general correlations, pp. 116.

5 – Cassinis G., Durand M., Ronchi A. (2002) – The Permian and Triassic continental framework of Nurra (NW Sardinia). Rend. Soc. Paleontol. Ital., 1, 297-305.

6 – Cassinis G., Durand M. & Ronchi A. (2003) – Permian-Triassic continental sequences of Northwest Sardinia and South Provence: stratigraphic correlations and palaeogeographical implications. Boll. Soc. Geol. Ital., 2, 119-129.

7 – Fontana D., Neri C., Ronchi A. & Stefani C. (2001) – Stratigraphic architecture and composition of the Permian and Triassic siliciclastic succession of Nurra (north–western Sardinia). In Cassinis G. (Ed.): The Continental Permian of the Southern Alps and Sardinia (Italy). Regional reports and general correlations, 25, 149-161.

8 – Ronchi A. (2001) – Upper Palaeozoic and Triassic Continental deposits of Sardinia: a stratigraphic synthesis. In Cassinis G. (Ed.): The Continental Permian of the Southern Alps and Sardinia (Italy). Regional reports and general correlations, 25, 139-148.

9 – Sciunnach D. (2001) – Heavy mineral provinces as a tool for palaeogeographic reconstruction: A case study from the Buntsandstein of Nurra (NW Sardinia, Italy). Eclogae Geol. Hel., 94, 197-211.

10 – Costamagna L.G. & Barca S. (2002) – The “Germanic” Triassic of Sardinia (Italy): A stratigraphical, depositional and palaeogeographic review. Riv. Ital. Paleontol. S., 108, 67-100.

11 – Ghinassi M., Durand M., Ronchi A. & Stefani C. (2009) – Permian-Middle Triassic continental succession of NW Sardinia. In: Pascucci V. & Andreucci S. (Eds.): Field-Trip Guidebook, Pre-conference Trip FT3 27th IAS Meeting of Sedimentology, Alghero 20-23 September 2009, 37-50.

12 – Costamagna L.G. (2011) – Facies analysis, stratigraphy and petrographic data from the permian–Middle Triassic Cala Bona – Il Cantaro rock sections (Alghero, NW Sardinia, italy): contribution to the postvariscan Nurra basin evolution. Atti Soc. Toscana Sc. Nat. Mem. Serie A, 116, 67-84.

13 – Costamagna L.G. (2012) – Alluvial, aeolian and tidal deposits in the Lower to Middle Triassic “Buntsandstein” of NW Sardinia (Italy): A new interpretation of the Neo–Tethys transgression. Z. Dtsch. Ges. Geowiss., 163(2), 165-183.

14 – Baucon A., Ronchi A., Felletti F. & Neto de Carvalho C. (2014) – Evolution of Crustaceans at the edge of the end–Permian crisis: Ichnonetwork analysis of the fluvial succession of Nurra (Permian–Triassic, Sardinia, Italy). Palaeogeogr. Palaeocl. Palaeoecol., 410, 74-103.

15 – Sinisi R., Mongelli G., Mameli P. & Oggiano G. (2014) – Did the Variscan relief influence the Permian climate of mesoeurope? Insights from geochemical and mineralogical proxies from Sardinia (Italy). Palaeogeogr. Palaeocl. Palaeoecol., 396, 132-154.

4 – Cassinis G., Cortesogno L., Gaggero L., Pittau P., Ronchi A. & Sarria E. (2000) – Late Palaeozoic continental basins of Sardinia. Field trip guidebook In: Cassinis G. (Ed.): The Continental Permian of the Southern Alps and Sardinia (Italy). Regional reports and general correlations, pp. 116.

16 – Pecorini G. (1962) – Nuove osservazioni sul Permico della Nurra (Sardegna nord−occidentale). Atti Accad. Naz. Lin. Rend. Cl. Fis. Mat. Nat., 8(32), 377-380.

17 – Gasperi G. & Gelmini R. (1980) – Ricerche sul Verrucano. IV. Il Verrucano della Nurra (Sardegna nord–occidentale). Mem. Soc. Geol. Ital., 20, 215-231.

18 – Ronchi A., Broutin J., Diez B., Freytet P., Galtier J. & Lethiers F. (1998) – New palaeontological discoveries in some Early Permian sequences of Sardinia. Biostratigraphic and palaeogeographic implications. C. R. Acad. Sci. II A, 327, 713-719.

19 – Pomesano Cherchi A. (1968) – Studio bio-stratigrafico del sondaggio Cugiareddu nel Trias e Permico della Nurra (Sardegna nord− occidentale). Pub. Ist. Geol. Paleo. Un. Ca., 61, 7-51.

20 – Pittau P., Demelia P. & Flaviani A. (1982) – Aspect of the palynostratigraphy of the Triassic Sardinia sequences (Preliminary report). Rev. Palaeobot. Palynol., 37, 329-343.

21 – Pittau P. & Del Rio M. (2002) – Palynofloral biostratigraphy of the Permian and Triassic sequences of Sardinia. Rend. Soc. Paleontol. Ital., 1, 93-109.

5 – Cassinis G., Durand M., Ronchi A. (2002) – The Permian and Triassic continental framework of Nurra (NW Sardinia). Rend. Soc. Paleontol. Ital., 1, 297-305.

14 – Baucon A., Ronchi A., Felletti F. & Neto de Carvalho C. (2014) – Evolution of Crustaceans at the edge of the end–Permian crisis: Ichnonetwork analysis of the fluvial succession of Nurra (Permian–Triassic, Sardinia, Italy). Palaeogeogr. Palaeocl. Palaeoecol., 410, 74-103.

22 – Ronchi A., Sacchi E., Nicosia U. & Romano M. (2008) – Ritrovamento di un vetebrato di grandi dimensioni nei depositi continentali permiani della Nurra (Sardegna NO). Ist. Lomb. (Rend. Sci.) B, 142, 291-306.

23 – Ronchi A., Sacchi E., Romano M. & Nicosia U. (2011) – A huge caseid pelycosaur from north−western Sardinia and its bearing on European Permian stratigraphy and palaeobiogeography. Acta Palaeontol. Pol., 56(4), 723-738.

24 – Romano M. & Nicosia U. (2014) – Alierasaurus ronchii, gen. et sp. nov., a caseid from the Permian of Sardinia, Italy. J. Vert. Paleontol., 34(4), 900-913.

25 – Romano M. & Nicosia U. (2015) – Cladistic analysis of Caseidae (Caseasauria, Synapsida): using the gap-weighting method to include taxa based on incomplete specimens. Palaeontology, 58(6), 1109-1130.

26 – Romano M., Ronchi A., Maganuco S. & Nicosia U. (2017) – New material of Alierasaurus ronchii (Synapsida, Caseidae) from the Permian of Sardinia (Italy), and its phylogenetic affinities. Palaeontol. Electron., 20(2), 1-27.

27 – Romano M., Citton P., Maganuco S., Sacchi E., Caratelli M., Ronchi A. & Nicosia U. (2019) – New tetrapod discovery at the Permian outcrop of Torre del Porticciolo (Alghero, Italy). Geol. J., 54(3), 1554-1566.

28 – Citton P., Ronchi A., Maganuco S., Caratelli M., Nicosia U., Sacchi E. & Romano M. (2019) – First tetrapod footprints from the Permian of Sardinia and their palaeontological and stratigraphical significance. Geol. J., 54(4), 2084-2098.

29 – Citton P., Ronchi A., Nicosia U, Sacchi E., Maganuco S., Cipriani A., Innamorati G., Zuccari C., Manucci F. & Romano M. (2020) – Tetrapod tracks from the Middle Triassic of NW Sardinia (Nurra region, Italy). Ital. J. Geosci., 139(2), 309-320.