J. Bou Dahar (Beni Tadjit), Atlas Mountains (Jurassic of Morocco)

Also known as Reef 352

Where: Morocco (32.3° N, 3.5° W: paleocoordinates 25.6° N, 1.3° W)

• coordinate based on nearby landmark

When: Late/Upper Pliensbachian (189.6 - 183.0 Ma)

• Stratigraphy updated by Kiessling (Domerian)

Environment/lithology: reef, buildup or bioherm; dolomitic reef rocks

• les depots recifaux ou subrecifaux debutent des le Lias inferieur; ils sont amorces par des constructions de buttes de boue carbonatee, souvent dolomitisee et construites a partir d'organismes autres que les Madreporaires (Algues, Spongiaires). (interpreted as the reefs and subreef deposits begin in the lower Lias; they begin with the construction of carbonate mud mounds, which are often dolomitized and are composed in part of organisms other than coral (algae, sponges))

Size class: macrofossils

Primary reference: L. Beauvais. 1986. Monographie des Madreporaires du Jurassique Inferieur du Maroc (Monograph on Lower Jurassic Corals of Morocco). Palaeontographica Abteilung A 194(1-3):1-68 [A. Miller/K. Layou/A. Girndt]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 33573: authorized by Arnold Miller, entered by Karen Layou on 04.08.2003, edited by Benjamin Brenneis, Mihaela Krause and Wolfgang Kiessling

Creative Commons license: CC BY (attribution)

Taxonomic list

Demospongiae
 Hadromerida - Suberitidae
Chaetetes murciana1 Turnsek et al. 1975 demosponge
Ch. (Pseudoseptifer) murciana
Chaetetes liasica1 Gerth 1926 demosponge
Ch. (Pseudoseptifer) liasica
Chaetetes zignoi1 Achiardi 1880 demosponge
Ch. (Pseudoseptifer) zignoi
Hydrozoa
 Spongiomorphida - Spongiomorphidae
Spongiomorpha sp.1 Frech 1890
S. (Heptastylopsis) sp.
Anthozoa
 Scleractinia - Actinastreidae
Actinastrea minima n. sp. Beauvais 1986 stony coral
listed as Actinastraea n. sp. minima
Coenastraea sp. Etallon 1859 stony coral
Allocoeniopsis dendroidea Duncan 1867 stony coral
A. dendroidea nssp. tadjitensis
 Scleractinia - Dermosmiliidae
Epistreptophyllum vetusum n. sp. Beauvais 1986 stony coral
 Scleractinia - Funginellidae
Funginella domeriensis n. sp. stony coral
 Scleractinia - Astraraeidae
? Haplaraea sp. Milaschewitsch 1876 stony coral
 Scleractinia - Acrosmiliidae
Proleptophyllia multiradiata n. sp. stony coral
Proleptophyllia rejuvenescens n. sp. stony coral
Proleptophyllia subcylindrica n. sp. stony coral
Proleptophyllia bilobata n. sp. stony coral
 Scleractinia - Cyclophyllopsiidae
Cyclophyllopsis cornutiformis n. sp. Beauvais 1986 stony coral
 Scleractinia - Conophyllidae
Omphalophylliopsis lobatus n. gen. n. sp. stony coral
 Scleractinia - Margarophylliidae
? Margarosmilia gemminata n. sp. stony coral
 Scleractinia - Microsolenidae
Chomatoseris orbulites Lamouroux 1821 stony coral
 Scleractinia - Latomeandridae
"Trigerastrea minima n. sp." = Trigerastraea, Brachyseris walfordi, "Dimorphastraea menchikoffi n. sp." = Dimorphastrea
"Trigerastrea minima n. sp." = Trigerastraea stony coral
"Dimorphastraea menchikoffi n. sp." = Dimorphastrea stony coral
 Scleractinia - Cladophylliidae
"Stylosmilia dresnayi n. sp." = Cladophyllia dresnayi
"Stylosmilia dresnayi n. sp." = Cladophyllia dresnayi Beauvais 1986 stony coral
 Scleractinia - Stylinidae
Goniocora concinna stony coral
 Scleractinia - Stylophyllidae
Stylophyllopsis cf. rudis Emmrich 1853 stony coral
 Scleractinia - Thamnasteriidae
Mesomorpha bussoni2 Beauvais 1966 stony coral
 Scleractinia - Volzeiidae
Volzeia badiotica Volz 1896 stony coral
 Scleractinia - Zardinophyllidae
Epismiliopsis sp. Alloiteau 1952 stony coral
Alloiteausmilia boudaharensis n. gen. n. sp. stony coral
Epismilia mauretaniensis n. sp. Beauvais 1986 stony coral
Archaeosmilia menchikoffi n. sp. stony coral
? Archaeosmilia sp. Melnikova 1975 stony coral
Archaeosmilia beata Melnikova 1975 stony coral
Plesiophyllum cylindricum n. sp. stony coral
 Scleractinia -
"Mesophyllum pseudocolumellatum n. gen. n. sp." = Neorylstonia pseudocolumellata, "Mesophyllum sp." = Neorylstonia
"Mesophyllum pseudocolumellatum n. gen. n. sp." = Neorylstonia pseudocolumellata Beauvais 1986 stony coral
"Mesophyllum sp." = Neorylstonia Vasseur et al. 2019 stony coral
 Scleractinia - Pachycoeniidae
Rodinosmilia elegantula n. gen. n. sp.
Rodinosmilia elegantula n. gen. n. sp. stony coral
Palaeopora
  -
Palaeopora ramulosa n. gen. n. sp.1
Palaeopora ramulosa n. gen. n. sp.1
39 specimens: P. ramulosa var. pusilla nov. var.
Palaeopora liasica
  -
Palaeopora liasica n. gen.1 Turnsek and Geyer 1975