Ranonda-Anontsy (Cretaceous of Madagascar)
Where: Madagascar (23.7° S, 44.3° E: paleocoordinates 47.1° S, 27.7° E)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Albian (113.0 - 100.5 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, argillaceous sandstone
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 98264: authorized by Wolfgang Kiessling, entered by Uta Merkel on 29.09.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Echinoidea | |
|
Holaster sp. Agassiz 1836 sea urchin | |
|
Hemiaster sp. Agassiz and Desor 1847 heart urchin | |
| Rhynchonellata | |
"Terebratula obesa" = Concinnithyris obesa
"Terebratula obesa" = Concinnithyris obesa Sowerby 1823 | |
| Cephalopoda | |
|
Metahamites octosignatus ammonite
Metahamites problematicus ammonite | |
|
Ostlingoceras puzosi ammonite
Paraturrilites dubourdieui ammonite | |
Douvilleiceras inaequinodum, "Douvilleiceras mamillatum" = Douvilleiceras mammillatum, "Douvilleiceras albense" = Douvilleiceras mammillatum
Douvilleiceras inaequinodum Quenstedt 1849 ammonite
"Douvilleiceras mamillatum" = Douvilleiceras mammillatum Schlotheim 1813 ammonite
"Douvilleiceras albense" = Douvilleiceras mammillatum Schlotheim 1813 ammonite | |
"Ellipsoceras expansum" = Myloceras (Ellipsoceras) expansum
"Ellipsoceras expansum" = Myloceras (Ellipsoceras) expansum Collignon 1950 ammonite | |
|
Ammonoceratites mahadeva ammonite
Lytoceras mahafalense ammonite | |
Puzosia aff. mayori, "Puzosia paronae" = Puzosia (Puzosia) paronae, Puzosia quenstedti, "Latidorsella latidorsata" = Desmoceras (Desmoceras) latidorsatum
Puzosia aff. mayori ammonite
"Puzosia paronae" = Puzosia (Puzosia) paronae Kilian 1900 ammonite
"Latidorsella latidorsata" = Desmoceras (Desmoceras) latidorsatum Michelin 1838 ammonite | |
|
Neosilesites ampakabense ammonite | |
"Hemitetragonites cf. crebrisulcatus" = Protetragonites crebrisulcatus, Hemitetragonites strangulatus
"Hemitetragonites cf. crebrisulcatus" = Protetragonites crebrisulcatus Uhlig 1883 ammonite
Hemitetragonites strangulatus d'Orbigny 1840 ammonite | |
"Jaubertella jauberti" = Gabbioceras, "Jaubertella latecarinatum" = Gabbioceras, Tetragonites rectangulus, "Tetragonites timotheanus" = Tetragonites (Tetragonites) timotheanus, Tetragonites subtimotheanus, Tetragonites aff. nautiloides, Zelandites odiensis, "Gaudryceras cf. sacya" = Anagaudryceras sacya, "Paragaudryceras coagmentatum" = Anagaudryceras, Gaudryceras madraspatanum, Gaudryceras (Anagaudryceras) aff. utaturense, Gaudryceras stefaninii, "Lytoceras belliseptatum" = Argonauticeras belliseptatum
"Jaubertella jauberti" = Gabbioceras ammonite
"Jaubertella latecarinatum" = Gabbioceras ammonite
Tetragonites rectangulus ammonite
"Tetragonites timotheanus" = Tetragonites (Tetragonites) timotheanus Pictet 1847 ammonite
Tetragonites subtimotheanus Wiedmann 1962 ammonite
Tetragonites aff. nautiloides Pictet 1848 ammonite
Zelandites odiensis Kossmat 1895 ammonite
"Gaudryceras cf. sacya" = Anagaudryceras sacya Forbes 1846 ammonite
"Paragaudryceras coagmentatum" = Anagaudryceras ammonite
Gaudryceras madraspatanum ammonite
Gaudryceras stefaninii Venzo 1936 ammonite
"Lytoceras belliseptatum" = Argonauticeras belliseptatum Anthula 1899 ammonite | |
"Tegoceras (Rauliniceras) seunesi" = Tegoceras camatteanum
"Tegoceras (Rauliniceras) seunesi" = Tegoceras camatteanum d'Orbigny 1841 ammonite | |
"Pervinquieria inflata" = Mortoniceras (Mortoniceras) inflatum, "Deiradoceras besairiei" = Mortoniceras (Deiradoceras) bispinosum, Pervinquieria pachys
"Pervinquieria inflata" = Mortoniceras (Mortoniceras) inflatum Sowerby 1818 ammonite
"Deiradoceras besairiei" = Mortoniceras (Deiradoceras) bispinosum Spath 1921 ammonite
Pervinquieria pachys ammonite | |
|
Phyllopachyceras betiokyense ammonite
Phylloceras (Hyporbulites) seresitense Pervinquière 1907 ammonite | |