Besano (MCSN Milan collection): Illyrian, Italy

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Tanystropheidae
Tribelesodon longobardicus n. gen., n. sp. Bassani 1886
Reptilia - Eosauropterygia - Pachypleurosauridae
Pachypleura edwardsii Sander 1989
recombined as Neusticosaurus edwardsi
Reptilia - Mixosauridae
Ichthyosaurus cornalianus n. sp. Bassani 1886
recombined as Mixosaurus cornalianus
Ionoscopiformes - Furidae
Semionotus gibbus n. sp. Bassani 1886
recombined as Heterolepidotus gibbus
Ophiopsiidae
Nothosomus bellottii n. sp. Bassani 1886
recombined as Ophiopsis bellottii
Ptycholepiformes - Ptycholepididae
Ptycholepis barboi n. sp. Bassani 1886
From Barbo collection
Saurichthyiformes - Saurichthyidae
Belonorhynchus cf. robustus Bassani 1886
Bellotti manuscript name
    = Belonorhynchus curionii Bellotti 1857
de Alessandri 1910
recombined as Saurichthys curionii
Belonorhynchus striolatus Bronn 1858
synonym of Saurichthys striolatus
Belonorhynchus intermedius n. sp. Bassani 1886
Belonorhynchus stoppanii n. sp. Bassani 1886
Pholidopleuriformes - Pholidopleuridae
Pholidopleurus typus Bronn 1858
Actinopteri - Pholidophoriformes - Pholidophoridae
Pholidophorus barazzettii n. sp. Bassani 1886
Actinopteri - Peltopleuriformes - Peltopleuridae
Peltopleurus splendens Kner 1866
Actinopteri - Perleidiformes - Perleididae
Pholidophorus cf. bronni (Kner 1866)
    = Pholidophorus meridensis de Alessandri 1910
de Alessandri 1910
recombined as Meridensia meridensis
Actinopteri - Perleidiformes - Colobodontidae
Lepidotus triasicus n. sp. Bassani 1886
recombined as Colobodus triasicus
Colobodus varius Giebel 1848
    = Colobodus bassanii de Alessandri 1910
de Alessandri 1910
Actinopteri
Pholidophorus besanensis n. sp. Bassani 1886
recombined as Placopleurus besanensis
Actinopteri - Lepisosteiformes
Lepidotus sp. (Agassiz 1832)
original and current combination Lepidotes
Actinopteri - Semionotiformes - Semionotidae
Tetragonolepis sp. Bronn 1830
unclassified
? Urolepis sp. Bellotti 1857
replaced by Aneurolepis
Chondrichthyes
Nemacanthus tuberculatus n. sp. Bassani 1886
1 specimen
recombined as Acronemus tuberculatus
coll. Stoppani
Acrodus bicarinatus n. sp. Bassani 1886
synonym of Acronemus tuberculatus
coll. Stoppani, Fumagalli
Chondrichthyes - Hybodontiformes - Hybodontidae
Hybodus sp. Agassiz 1834
2 specimens
Leptacanthus cornaliae n. sp. Bellotti 1858
2 specimens
nomen dubium belonging to Hybodus
collected 1853 by Robbiati; "Ibodonte" in Cornalia, 1854 (pl 2, fig 5)
Leiacanthus pinii n. sp. Bassani 1886
1 specimen
recombined as Hybodus pinii
coll. N. Pini
see common names

Geography
Country:Italy
Coordinates: 45.9° North, 8.9° East (view map)
Paleocoordinates:7.0° North, 21.6° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Triassic Epoch:Middle Triassic
Stage:Anisian 10 m.y. bin:Triassic 2
Key time interval:Illyrian
Age range of interval:243.80000 - 242.00000 m.y. ago
Stratigraphy
Formation:Besano Member:Grenzbitumenzone
Stratigraphic resolution:group of beds
Stratigraphy comments: Grenzbitumenzone spans Illyrian-Fassanian (Anisian-Ladinian) boundary but vast majority is Illyrian
Lithology and environment
Primary lithology: lithified dolomite
Secondary lithology:black lithified "shale"
Environment:lagoonal/restricted shallow subtidal
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:taxonomic analysis
Collection method comments: Repository: Museo Civico di Storia Naturale, Milan. Also contains material donated by A. Stoppani, A. Robiati, C. Fumagalli, G. Riva-Palazzi, and G. Paganini.
Metadata
Database number:149323
Authorizer:M. Clapham Enterer:M. Clapham
Modifier:M. Clapham Research group:vertebrate
Created:2013-08-01 09:45:49 Last modified:2013-12-14 15:35:14
Access level:the public Released:2013-08-01 09:45:49
Creative Commons license:CC BY
Reference information

Primary reference:
47791. F. Bassani. 1886. Sui fossili e sull'età degli schisti bituminosi triasici di Besano in Lombardia [On the fossils and the age of the Triassic bituminous schist of Besano in Lombardy]. Atti della Società Italiana di Scienze Naturale del Museo Civili de Storia Naturali 29:15-72 [M. Clapham/M. Clapham/M. Carrano]

Secondary references:

49428 G. de Alessandri. 1910. Studii sui pesci Triasici della Lombardia. Memorie della Societa Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano 7(1):1-145 [M. Clapham/M. Clapham]