Androiavy, unit 5 (Cretaceous of Madagascar)

Where: Mahajanga, Madagascar (14.7° S, 47.8° E: paleocoordinates 37.8° S, 36.4° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Late/Upper Albian (105.3 - 99.6 Ma)

• unit 5, 4 m thick, latest Albian

• bed-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 98221: authorized by Wolfgang Kiessling, entered by Uta Merkel on 24.09.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Hamitidae
Stomohamites analavensis
 Ammonitida - Turrilitidae
Paraturrilites (Mariella) rerati, Paraturrilites (Bergericeras) bergeri, Paraturrilites gresslyi
Paraturrilites (Bergericeras) bergeri ammonite
var. crassituberculata
 Ammonitida - Anisoceratidae
Protanisoceras actaeon, Protanisoceras aff. raulianum, Protanisoceras madagasyense, Protanisoceras blancheti
Protanisoceras blancheti Pictet and Campiche 1861 ammonite
 Ammonitida - Baculitidae
"Cyrtochilus aff. baculoides" = Sciponoceras
"Cyrtochilus aff. baculoides" = Sciponoceras ammonite
 Ammonitida - Scaphitidae
Scaphites simplex
Scaphites simplex Jukes-Browne 1875 ammonite
 Ammonitida - Desmoceratidae
"Desmoceras latidorsatum" = Desmoceras (Desmoceras) latidorsatum, "Puzosia aff. communis" = Puzosia (Puzosia) communis
"Desmoceras latidorsatum" = Desmoceras (Desmoceras) latidorsatum Michelin 1838 ammonite
"Puzosia aff. communis" = Puzosia (Puzosia) communis Spath 1923 ammonite
 Ammonitida - Lyelliceratidae
"Stoliczkaia dorsetensis" = Stoliczkaiella, "Stoliczkaia razafimbeloi" = Stoliczkaiella, "Stoliczkaia vendegiesi" = Stoliczkaiella, "Stoliczkaia aff. notha" = Stoliczkaia (Stoliczkaia) notha
"Stoliczkaia dorsetensis" = Stoliczkaiella ammonite
"Stoliczkaia razafimbeloi" = Stoliczkaiella ammonite
"Stoliczkaia vendegiesi" = Stoliczkaiella ammonite
"Stoliczkaia aff. notha" = Stoliczkaia (Stoliczkaia) notha Seeley 1865 ammonite
Gastropoda
 Pleurotomarioidea - Pleurotomariidae
Pleurotomaria cf. faucygnyana
 Cerithioidea - Cerithiidae
Cerithium cf. lallierianum
Cerithium cf. lallierianum d'Orbigny 1843 cerith snail