Ankotrofotsy-Masiadolo (Cretaceous of Madagascar)

Also known as Reef 2612

Where: Mahajanga, Madagascar (18.7° S, 44.5° E: paleocoordinates 37.5° S, 35.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Coniacian (89.8 - 86.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

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 86510: authorized by Wolfgang Kiessling, entered by Uta Merkel on 05.02.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Scleractinia - Latomeandridae
Dimorphastrea subturonensis n. sp. Alloiteau 1958 stony coral
Fungiastraea excavata n. sp. Alloiteau 1958 stony coral
Vallimeandra besairiei n. sp. Alloiteau 1958 stony coral
Vallimeandra summostellae n. sp. Alloiteau 1958 stony coral
? Thamnoseris ankotrofotsyensis n. sp. Alloiteau 1958 stony coral
and n. var. major
 Scleractinia - Microsolenidae
Microsolena besairiei n. sp. Alloiteau 1958 stony coral
 Scleractinia - Dermosmiliidae
Dimorphomeandra extensa n. sp. Alloiteau 1958 stony coral
Dimorphomeandra besairiei n. gen. n. sp. Alloiteau 1958 stony coral
and n. var. indistincta, profunda, superficialis, parva, pedonculata
Dimorphomeandra convexa n. sp. Alloiteau 1958 stony coral
 Scleractinia - Actinacididae
Actinacis magna n. sp. Alloiteau 1958 stony coral
 Scleractinia - Actinastreidae
Actinastrea besairiei n. sp. Alloiteau 1958 stony coral
Actinastrea sakalavensis n. sp. Alloiteau 1958 stony coral
 Scleractinia - Acroporidae
Diplocoenia parvistella n. sp. Alloiteau 1958 stony coral
 Scleractinia - Caryophylliidae
Parasmilia sp. Milne-Edwards and Haime 1848 stony coral
Smilotrochus besairiei n. sp. Alloiteau 1958 stony coral
? Caryosmilia ambigua n. sp. Alloiteau 1958 stony coral