Where: Madagascar (16.8° S, 46.5° E: paleocoordinates 24.4° S, 24.2° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Early/Lower Callovian (164.7 - 161.2 Ma)
• Pseudoclydoniceras besairiei zone
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified limestone and lithified, argillaceous limestone
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 98130: authorized by Wolfgang Kiessling, entered by Uta Merkel on 21.09.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Calliomphalus sp. Cossmann 1888 snail | |
Bivalvia | |
Avicula sp. Bruguière 1791 clam | |
Cephalopoda | |
Paracenoceras calloviense Oppel 1858 nautiloid | |
Parapatoceras calloviense ammonite
Parapatoceras spinosum ammonite | |
Kellawaysites aff. planissimus Jeannet 1951 ammonite | |
Perisphinctes subtilis Neumayr 1871 ammonite | |
Indocephalites kheraensis ammonite
Macrocephalites macrocephalus Schlotheim 1813 ammonite | |
cf. Dhrumaites sp. Arkell 1952 ammonite | |
"Oppelia subcostaria" = Oxycerites subcostarius, Oppelia calloviensis, "Sublunuloceras aff. nodososulcatum" = Hecticoceras (Sublunuloceras)
"Oppelia subcostaria" = Oxycerites subcostarius Oppel 1862 ammonite
Oppelia calloviensis ammonite
"Sublunuloceras aff. nodososulcatum" = Hecticoceras (Sublunuloceras) ammonite | |
Sowerbyceras biarcuatum Munier-Chalmas 1880 ammonite | |
Rhynchonellata | |
"Rhynchonella rugosa" = Cryptorhynchia rugosa
"Rhynchonella rugosa" = Cryptorhynchia rugosa Kitchin 1900 |