Djurdjura Range (Jurassic of Algeria)

Where: Algeria (36.4° N, 4.2° E: paleocoordinates 26.6° N, 8.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dorsale Calcaire Group, Late/Upper Kimmeridgian (155.7 - 150.8 Ma)

• pebbles included in Upper Paleogene conglomerates

• group of beds-level stratigraphic resolution

Environment/lithology: perireef or subreef; lithified wackestone and lithified grainstone

• pebbles of subreefal shelf limestones, biomicrite and biointrasparite

Size classes: macrofossils, microfossils

Collection methods: peel or thin section,

Primary reference: Z. Kotanski, E. Morycowa, B. Peybernes and M. Durand-Delga. 1988. Indices de l'existence d'une plate-forme carbonatee a madreporaires, algues et grands foraminiferes benthiques du Malm, sur les zones internes au Nord de la Dorsale calcaire du Djurdjura (Algerie) [Reconstitution of a Malmian coral-, algae-, and larger foraminifer- bearing carbonate platform in the internal zone of the northern Dorsale Calcaire from Djurdjura, Algeria]. Comptes rendus de l'Academie des Sciences, Serie 2 307:1809-1818 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 85907: authorized by Wolfgang Kiessling, entered by Uta Merkel on 19.01.2009, edited by Wolfgang Kiessling

Creative Commons license: CC BY (attribution)

Taxonomic list

Cyanophyceae
  -
Cayeuxia sp. Frollo 1938
unclassified
  -
Nodosariata
 Robertinida - Epistominidae
Globothalamea
 Rotaliida - Discorbidae
"Conicospirillina basiliensis" = Mohlerina basiliensis
"Conicospirillina basiliensis" = Mohlerina basiliensis Mohler 1938
Foraminifera
  -
 Lituolida - Lituolidae
  -
 Textulariina - Pfenderinidae
 Loftusiacea - Cyclamminidae
 Textulariina - Paravalvulinidae
"Valvulina aff. lugeoni" = Redmondoides lugeoni
"Valvulina aff. lugeoni" = Redmondoides lugeoni Septfontaine 1977
 Textulariina - Orbitopsellidae
 Lituolacea - Haplophragmoiidae
Placopsilina sp. d'Orbigny 1850
 Lituolacea - Nautiloculinidae
 Involutinina - Trocholinidae
 Involutinina - Involutinidae
Chlorophyceae
 Dasycladales -
 Dasycladales - Salpingoporelleae
Campbelliella striata Bernier 1974
 Dasycladales - Polyphysaceae
 Dasycladales - Dasycladaceae
 Dasycladales -
Acicularia sp. d'Archiac 1843
Ulvophyceae
 Bryopsidales - Udoteaceae
Juraella bifurcata Bernier 1984
 Bryopsidales - Halimedaceae
? Halimeda sp. Lamouroux 1812
 Thaumatoporellales -
Anthozoa
 Scleractinia - Eugyridae
Myriophyllia rastellina Michelin 1843 stony coral
 Scleractinia - Merulinidae
"Antiguastrea" flandrini Morycowa 1988 stony coral