Limestone Horizons of Megrane Shale, Jebel Megrane, Hercynian Massif, Morocco: Pragian, Morocco

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Pterobranchia - Graptoloidea - Monograptidae
Monograptus sp.
Tentaculita - Nowakiida - Nowakiidae
Viriatellina ex gr. galinae
Nowakia acuaria
Tentaculita - Homoctenida - Paranowakiidae
Paranowakia aff. intermedia
Bivalvia - Cyrtodontida - Antipleuridae
Hercynella sp. Kayser 1878
Trilobita - Odontopleurida - Odontopleuridae
Dicranurus monstrosus Alberti 1969
Trilobita - Corynexochida - Styginidae
? Platyscutellum megranense n. sp.
Alberti 1970
Trilobita - Proetida - Proetidae
Cornuproetus (Lepidoproetus) praematurus Alberti 1964
Trilobita - Proetida - Tropidocoryphidae
Decoroproetus concentricus Pribyl 1946
Trilobita - Proetida - Otarionidae
Otarion (Otarion) aff. convexum (Hawle and Corda 1847)
Trilobita - Phacopida - Cheiruridae
Cheirurus (Crotalocephalina) gibbus (Beyrich 1845)
Trilobita - Phacopida - Calymenidae
Calymene (Gravicalymene) teddersensis n. sp. Alberti 1969
Trilobita - Phacopida - Phacopidae
Phacops (Reedops) aff. sternbergi (Hawle and Corda 1847)
Alberti 1970
Phacops (Reedops) cephalotes Hawle and Corda 1847
Phacops (Reedops) platilegnotor n. sp. Alberti 1970
Alberti 1970
Trilobita - Phacopida - Acastidae
Treveropyge cf. lips (Richter and Richter 1943)
Asteropyginae indet. Delo 1935
Alberti 1970
Trilobita - Phacopida - Dalmanitidae
Odontochile ex gr. rugosum (Hawle and Corda 1847)
Trilobita - Lichida - Lichidae
Acanthopyge informal sp. A
see common names

Geography
Country:Morocco
Coordinates: 31.9° North, 3.1° West (view map)
Paleocoordinates:59.1° South, 30.9° East
Basis of coordinate:based on political unit
Geographic resolution:local area
Time
Period: Devonian Epoch: Early Devonian
Stage: Pragian 10 m.y. bin: Devonian 1
*International age/stage:Early/Lower Pragian
Key time interval: Pragian
Age range of interval: 410.8 - 407.6 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Megrane Shale
Stratigraphic resolution:formation
Stratigraphy comments: "Older Pragian" (ref. 7485)
Lithology and environment
Primary lithology: "shale"
Secondary lithology: "limestone"
Includes fossils?Y
Lithology description: Limestone nodules [Knollen] in shale.
Environment:marine indet.
Geology comments: Hercynian Massif of central Morocco. N limb of the Khourigba-Oulmes anticlinorium.
Taphonomy
Collection methods and comments
Collection excludes:some macrofossils
Reason for describing collection:taxonomic analysis
Taxonomic list comments:Focus is on trilobites, but some other elements are listed.
Metadata
Database number:27060
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2002-11-15 09:23:10 Last modified:2006-09-13 14:01:03
Access level:the public Released:2002-11-15 09:23:10
Creative Commons license:CC BY
Reference information

Primary reference:
7484. G. K. B. Alberti. 1969. Trilobiten des juengeren Siluriums sowie des Unter- und Mitteldevons. I. Mit Beitraegen zur Silur-Devon-Stratigraphie einiger Gebiete Marokkos und Oberfrankens. Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft 520:1-692 [M. Foote/M. Foote/M. Foote]

Secondary references:

7485 G. K. B. Alberti. 1970. Trilobiten des juengeren Siluriums sowie des Unter- und Mitteldevons. II. Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft 525:1-233 [M. Foote/M. Foote/M. Foote]