Lombardian Alps, Riva di Solto Formation: Rhaetian, Italy

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Nuculanida - Nuculanidae
Nuculana borsoni
Nuculana percaudata
? Nuculana schiavi
Bivalvia - Nuculida - Nuculidae
Palaeonucula matanii
Bivalvia - Carditida - Cardiniidae
Cardinia anterotruncata
Cardinia regularis
Bivalvia - Carditida - Myophoricardiidae
? Myophoriopis isoceles
Bivalvia - Pandorida - Laternulidae
Laternula moorei
? Laternula passeri
Laternula rhaetica
Bivalvia - Pholadomyida - Pholadomyidae
Palaeocardita munita (Stoppani 1857)
original and current combination Pholadomya munita
? Homomya baldassari
Homomya lagenalis
Homomya morii
Homomya lariana (Stoppani 1857)
Bivalvia - Megalodontida - Megalodontidae
Triadomegalodon scutatus
Triadomegalodon mojsvri
Bivalvia - Cardiida - Anatinellidae
Laternula zannonii (Stoppani 1865)
original and current combination Anatina zannoni
Bivalvia - Cardiida - Arcticidae
? Isocyprina stoppanii
Bivalvia - Cardiida - Palaeocarditidae
Palaeocardita minuta
Palaeocardita austriaca (Hauer 1853)
Bivalvia - Cardiida - Cardiidae
"Cardium" soldani Stoppani 1865
Protocardia rhaetica (Merian 1853)
Bivalvia - Pholadida - Corbulidae
Corbula imperfecta
? Corbula azzarolae Stoppani 1865
Bivalvia - Lucinida - Lucinidae
"Lucina" alpina
? Luciniola parvula
Luciniola stoppaniana (Dittmar 1864)
Schafhaeutlia azzarolae
Schafhaeutlia civatensis
Bivalvia - Trigoniida - Myophoriidae
Neoschizodus reziae
Myophoria inflata Emmrich 1853
Bivalvia - Mytilida - Mytilidae
Modiolus minutus (Goldfuss 1837)
original and current combination Mytilus minutus
Modiolus productus
Modiolus ervensis
? Modiolus adrarae
"Modiola" schafhaeutli Stur 1851
Bivalvia - Ostreida - Gryphaeidae
Liostrea hisingeri
Bivalvia - Ostreida - Ostreidae
Lopha haidingeriana (Emmrich 1853)
Bivalvia - Ostreida - Pinnidae
Pinna miliara
Pinna papyracea Stoppani 1857
Bivalvia - Ostreida - Cassianellidae
Cassianella fragilis
Cassianella imagnensis
Cassianella inaequiradiata
Bivalvia - Ostreida - Pteriidae
Rhaetavicula contorta (Portlock 1843)
Pteria aviculoides
Bivalvia - Ostreida - Malleidae
? Isognomon exilis Stoppani 1857
recombined as Isognomon (Isognomon) exilis
Bivalvia - Ostreida - Bakevelliidae
? Hoernesia geleazzi
Gervillia pygmaea
Gervillia cf. salvata
Gervillia inflata Schafhaeutl 1851
Bakevelloides praecursor (Quenstedt 1858)
[entered as Bakevilloides praecursor]
Bivalvia - Pectinida - Plicatulidae
Plicatula archiaci Stoppani 1865
Bivalvia - Pectinida - Limidae
Plagiostoma punctatum Sowerby 1818
Plagiostoma praecursor Quenstedt 1856
Limatula cf. tadinii
Bivalvia - Pectinida - Pectinidae
Chlamys favrii
? Chlamys mortilleti
? Chlamys imaniae
Pseudopecten cf. equivalvis (Sowerby 1816)
recombined as Pseudopecten (Pseudopecten) equivalvis
? Praechlamys breislaki
Chlamys valoniensis (Defrance 1825)
recombined as Praechlamys valoniensis
Pseudopecten dentatus (Sowerby 1829)
recombined as Pecten (Pecten) dentatus
? Radulonectites lemanesis
Bivalvia - Pectinida - Entolioidesidae
Entolium cf. hehlii (D'Orbigny 1870)
recombined as Calvaentolium hehlii
Bivalvia - Pectinida - Propeamussiidae
Propeamussium schafhaeutli
original and current combination Pecten (Propeamussium)
Bivalvia - Pectinida - Dimyidae
Atreta intusstriata (Emmrich 1853)
Bivalvia - Arcida - Parallelodontidae
Parallelodon azzarolae
Parallelodon pumilus
? Parallelodon imagnesis
Parallelodon hettangiensis (Terquem 1855)
see common names

Geography
Country:Italy
Coordinates: 46.0° North, 10.0° East (view map)
Paleocoordinates:30.7° North, 14.2° East
Basis of coordinate:estimated from map
Geographic resolution:basin
Time
Period:Triassic Epoch:Late/Upper Triassic
Stage:Rhaetian 10 m.y. bin:Triassic 4
Key time interval:Rhaetian
Age range of interval:208.50000 - 201.40000 m.y. ago
Stratigraphy
Formation:Riva di Solto
Stratigraphic resolution:formation
Stratigraphy comments: The Riva di Solto Formation is assigned to be lower Rhaetian, some workers believe that at least the lower parts of the formation may be uppermost Norian in age.
Lithology and environment
Primary lithology: lithified "shale"
Secondary lithology: lithified "limestone"
Lithology description: shales and thin-bedded limestone
Environment:offshore shelf
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection,survey of museum collection
Reason for describing collection:paleoecologic analysis
Metadata
Database number:38167
Authorizer:M. Aberhan Enterer:S. Nurnberg
Modifier:S. Nurnberg Research group:marine invertebrate
Created:2004-04-17 03:15:57 Last modified:2006-06-17 11:28:06
Access level:the public Released:2004-04-17 03:15:57
Creative Commons license:CC BY
Reference information

Primary reference:
10252. C. A. McRoberts, C. R. Newton, and A. Allasinaz. 1995. End-triassic bivalve extinction: Lombardian alps, Italy. Historical Biology 9:297-317 [M. Aberhan/S. Nurnberg/S. Nurnberg]