Malakialina, unit 5 (Jurassic of Madagascar)
Where: Madagascar (16.7° S, 46.6° E: paleocoordinates 24.4° S, 24.3° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Middle Callovian (164.7 - 161.2 Ma)
• unit 5, 30 m thick
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified marl
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 98127: authorized by Wolfgang Kiessling, entered by Uta Merkel on 21.09.2010, edited by Wolfgang Kiessling
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Rhynchonellata | |
"Rhynchonella fornix" = Kallirhynchia fornix, "Rhynchonella indica" = Kutchirhynchia indica
"Rhynchonella fornix" = Kallirhynchia fornix Kitchin 1900
"Rhynchonella indica" = Kutchirhynchia indica d'Orbigny 1847 | |
"Terebratula dhosaensis" = Kutchithyris dhosaensis
"Terebratula dhosaensis" = Kutchithyris dhosaensis Kitchin 1900 | |
Bivalvia | |
Palaeonucula blanfordi nut clam
Palaeonucula cuneiformis Sowerby 1840 nut clam | |
"Alectryonia gregarea" = Actinostreon gregareum
"Alectryonia gregarea" = Actinostreon gregareum Sowerby 1816 oyster | |
Cephalopoda | |
Parapeltoceras aff. oblungum ammonite | |
Reineckeia anceps Reinecke 1818 ammonite
Reineckeia delarochei Collignon 1958 ammonite | |
"Grossouvria rjasanensis" = Choffatia, Obtusicostites bukmani, "Obtusicostites obtusicosta" = Obtusicostites obtusicosta, "Obtusicostites ushas" = Obtusicostites obtusicosta, Hubertoceras ranaivoi, Kinkeliniceras kinkelini
"Grossouvria rjasanensis" = Choffatia ammonite
Obtusicostites bukmani ammonite
"Obtusicostites obtusicosta" = Obtusicostites obtusicosta Waagen 1875 ammonite
"Obtusicostites ushas" = Obtusicostites obtusicosta Waagen 1875 ammonite
Hubertoceras ranaivoi Collignon 1958 ammonite
Kinkeliniceras kinkelini Dacque 1910 ammonite | |
Oecoptychius refractus ammonite | |
Kheraites giraudi ammonite
"Bonarellia fornix" = Chanasia fornix Sowerby 1840 ammonite
Sindeites sindensis ammonite |