Androiavy, unit 3 (Cretaceous of Madagascar)

Where: Mahajanga, Madagascar (14.7° S, 47.8° E: paleocoordinates 38.7° S, 34.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Middle Albian (109.0 - 105.3 Ma)

• unit 3

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, glauconitic, argillaceous sandstone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. Alloiteau. 1958. Monographie des madreporaires fossiles de Madagascar [Monograph of fossil corals from Madagascar]. Annales Geologiques de Madagascar 25:1-218 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 86503: authorized by Wolfgang Kiessling, entered by Uta Merkel on 05.02.2009, edited by Wolfgang Kiessling

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Bivalvia
 Lucinida - Lucinidae
Sphaera corrugata2 Sowerby 1822 clam
 Cardiida - Cardiidae
"Protocardium cf. productum" = Protocardia2
"Protocardium cf. productum" = Protocardia2 cockle
 Arcida - Glycymerididae
"Trigonoarca cf. elongata" = Trigonarca2
"Trigonoarca cf. elongata" = Trigonarca2 clam
 Ostreida - Gryphaeidae
Exogyra conica2 Sowerby 1813 oyster
 Pectinida - Neitheoidae
Neithea quinquecostata2 Sowerby 1814 scallop
 Pectinida - Plicatulidae
Gastropoda
 Pseudomelanoidea - Trajanellidae
 Sorbeoconcha - Naticidae
Gyrodes gaultina2 moon snail
 Sorbeoconcha - Aporrhaidae
Perissoptera parkinsoni2 Mantell 1822 snail
 Cerithioidea - Planaxidae
 Cerithioidea - Turritellidae
Mesalia tecta2 turret shell
 Cerithioidea - Potamididae
Potamides ornata2 horn snail
 Vetigastropoda - Discohelicidae
 Trochoidea - Turbinidae
 Trochoidea - Solariellidae
Cephalopoda
 Ammonitida - Tetragonitidae
Jauberticeras cf. lamberti2, "Paragaudryceras buddha" = Anagaudryceras2
Jauberticeras cf. lamberti2 Breistroffer 1936 ammonite
"Paragaudryceras buddha" = Anagaudryceras2 ammonite
 Ammonitida - Mojsisovicsiidae
"Manuaniceras jacobi" = Oxytropidoceras (Manuaniceras)2 ammonite
"Manuaniceras androiavense" = Oxytropidoceras (Manuaniceras)2 ammonite
"Manuaniceras spathi" = Oxytropidoceras (Manuaniceras)2 ammonite
"Manuaniceras collignoni" = Oxytropidoceras (Manuaniceras)2 ammonite
"Manuaniceras inerne" = Oxytropidoceras (Manuaniceras)2 ammonite
Manuaniceras ornatum2 Besairie 1936 ammonite
Oxytropidoceras applanatum2 Collignon 1936 ammonite
"Manuaniceras basseae" = Oxytropidoceras (Oxytropidoceras) basseae2 Besairie 1936 ammonite
Oxytropidoceras bravoense2 Böse 1910 ammonite
"Adkinsites mirapeli" = Oxytropidoceras (Adkinsites)2 ammonite
"Androiavites multituberculatus" = Oxytropidoceras (Adkinsites) multituberculatus2 Collignon 1936 ammonite
Adkinsites belknapi2 Marcou 1858 ammonite
Oxytropidoceras besairiei2 Collignon 1936 ammonite
Androiavites besairiei2 Collignon 1936 ammonite
"Androiavites paucituberculatus" = Oxytropidoceras (Androiavites) paucituberculatum2 Collignon 1936 ammonite
Oxytropidoceras acutocarinatum2 Shumard 1853 ammonite
var. multifida
"Oxytropidoceras colcanapi" = Oxytropidoceras (Mirapelia) colcanapi2 Collignon 1936 ammonite
"Oxytropidoceras hourcqi" = Oxytropidoceras (Mirapelia) hourcqi2 Collignon 1936 ammonite
 Ammonitida - Desmoceratidae
Puzosia mayori2 ammonite
var. recteradiata
Puzosia spathi2 Venzo 1936 ammonite
Puzosia quenstedti2 Parona and Bonarelli 1897 ammonite
var. bonarelli
 Ammonitida - Anisoceratidae
Anisoceras aff. armatum2 Sowerby 1817 ammonite
Anisoceras aff. exoticum2 Spath 1939 ammonite
 Ammonitida - Nostoceratidae
"Turrilites densicostatus" = Turrilitoides hugardianus2
"Turrilites densicostatus" = Turrilitoides hugardianus2 d'Orbigny 1842 ammonite
 Ammonitida - Labeceratidae
 Phylloceratida - Phylloceratidae
Phylloceras androiavense2, "Hyporbulites androiavensis" = Phylloceras (Hypophylloceras)2, "Phylloceras velledae" = Phylloceras (Hypophylloceras) velledae2
"Hyporbulites androiavensis" = Phylloceras (Hypophylloceras)2 ammonite
"Phylloceras velledae" = Phylloceras (Hypophylloceras) velledae2 Michelin 1834 ammonite
Echinoidea
 Holasteroida -
 Spatangoida - Spatangidae
Epiaster besairiei2 heart urchin
Anthozoa
 Scleractinia - Caryophylliidae
Trochocyathus antsiranensis1 Collignon 1931 stony coral