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