Ilona River (Jurassic of Madagascar)

Where: Madagascar (22.8° S, 44.4° E: paleocoordinates 30.4° S, 18.1° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Kimmeridgian (157.3 - 152.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: H. Besairie and M. Collignon. 1972. Geologie de Madagascar I. Les Terrains Sedimentaires. Annales Geologiques de Madagascar 35:1-463 [A. Rees/A. Rees]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 98193: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.09.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Phylloceratida - Phylloceratidae
Phylloceras sp.
Phylloceras sp. Suess 1865 ammonite
 Ammonitida - Perisphinctidae
Torquatisphinctes sp.
Torquatisphinctes sp. Spath ammonite
 Ammonitida - Lytoceratidae
Lytoceras sp.
Lytoceras sp. Suess 1865 ammonite
 Ammonitida - Aspidoceratidae
Aspidoceras sp.
Aspidoceras sp. Zittel ammonite
 Ammonitida - Oppeliidae
Taramelliceras sp.
Taramelliceras sp. Del Campana 1904 ammonite
Bivalvia
 Pholadomyida - Pholadomyidae
Goniomya sp., Pholadomya sp.
Goniomya sp. Agassiz 1842 clam
Pholadomya sp. Sowerby 1823 clam
 Pholadida - Ceratomyidae
Ceratomya sp.
Ceratomya sp. Sandberger 1864 clam
 Carditida - Astartidae
Astarte sp.
Astarte sp. Sowerby 1816 clam
 Mytilida - Mytilidae
Mytilus sp.
Mytilus sp. Linnaeus 1758 mussel
 Ostreida - Pinnidae
Pinna sp.
Pinna sp. Linnaeus 1758 oyster
 Arcida - Arcidae
Arca sp.
Arca sp. Linnaeus 1758 ark