Ankidabe (Jurassic of Madagascar)

Where: Madagascar (16.8° S, 45.9° E: paleocoordinates 24.1° S, 23.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Early/Lower Callovian (164.7 - 161.2 Ma)

• unit 1

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified limestone and 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 98155: authorized by Wolfgang Kiessling, entered by Uta Merkel on 22.09.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Rhynchonellata
 Terebratulida - Loboidothyrididae
"Terebratula bradfordensis" = Avonothyris bradfordensis
"Terebratula bradfordensis" = Avonothyris bradfordensis Davidson 1852
var. aurata
 Terebratulida - Postepithyrididae
"Terebratula acutiplicata" = Kutchithyris acutiplicata, "Terebratula euryptycha" = Kutchithyris euryptycha
"Terebratula acutiplicata" = Kutchithyris acutiplicata Kitchin 1900
"Terebratula euryptycha" = Kutchithyris euryptycha Kitchin 1900
 Terebratulida - Terebratulidae
Terebratula joraensis
 Terebratulida - Eudesiidae
Flabellothyris dichotoma
 Rhynchonellida - Cyclothyrididae
"Rhynchonella pseudoinconstans" = Torquirhynchia pseudoinconstans
"Rhynchonella pseudoinconstans" = Torquirhynchia pseudoinconstans Kitchin 1900
 Rhynchonellida - Tetrarhynchiidae
"Rhynchonella indica" = Kutchirhynchia indica
"Rhynchonella indica" = Kutchirhynchia indica d'Orbigny 1847
 Rhynchonellida - Erymnariidae
"Rhynchonella rugosa" = Cryptorhynchia rugosa, "Rhynchonella cf. pulcherrima" = Cryptorhynchia pulcherrima
"Rhynchonella rugosa" = Cryptorhynchia rugosa Kitchin 1900
"Rhynchonella cf. pulcherrima" = Cryptorhynchia pulcherrima Kitchin 1900
Cephalopoda
 Nautilida - Paracenoceratidae
"Nautilus cf. giganteus" = Paracenoceras giganteum, "Nautilus jumarensis" = Paracenoceras jumarense, "Nautilus cf. calloviensis" = Paracenoceras calloviense
"Nautilus cf. giganteus" = Paracenoceras giganteum d'Orbigny 1843
"Nautilus jumarensis" = Paracenoceras jumarense Waagen 1873
"Nautilus cf. calloviensis" = Paracenoceras calloviense Oppel 1858
 Ammonitida - Oppeliidae
"Oppelia cf. subcostaria" = Oxycerites subcostarius
"Oppelia cf. subcostaria" = Oxycerites subcostarius Oppel 1862 ammonite
 Ammonitida - Tulitidae
"Kheraiceras stanfieldi" = Bullatimorphites (Kheraiceras)
"Kheraiceras stanfieldi" = Bullatimorphites (Kheraiceras) ammonite
 Ammonitida - Macrocephalitidae
Pleurocephalites elephantinus, Kamptokephalites dimerus, Indocephalites transitorius, Macrocephalites madagascariensis, Macrocephalites aff. chariensis
 Ammonitida - Perisphinctidae
"Grossouvria cf. anomala" = Choffatia, "Grossouvria fluctuosa" = Choffatia
"Grossouvria cf. anomala" = Choffatia ammonite
"Grossouvria fluctuosa" = Choffatia ammonite
 Phylloceratida - Phylloceratidae
Calliphylloceras disputabile, Holcophylloceras lodaiense, Holcophylloceras mediterraneum
Calliphylloceras disputabile Zittel 1869 ammonite
Holcophylloceras mediterraneum Neumayr 1871 ammonite
Bivalvia
 Ostreida - Palaeolophidae
"Alectryonia gregarea" = Actinostreon gregareum
"Alectryonia gregarea" = Actinostreon gregareum Sowerby 1816 oyster
 Ostreida - Eligmidae
Eligmus rollandi
Eligmus rollandi Douvillé 1907 oyster