Alken #3, Nellen Koepfchen Beds, Germany: Early/Lower Emsian, Germany

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Pteraspidomorpha - Pteraspidiformes - Rhinopteraspididae
Rhinopteraspis dunensis
Størmer 1976
Pteraspidomorpha - Pteraspidiformes - Psammosteidae
Drepanaspis sp.
Størmer 1976
Dipnomorpha
Porolepis sp. Woodward 1891
Størmer 1976
Tentaculitida - Tentaculitidae
Tentaculites sp. von Schlotheim 1820
Størmer 1976
Polychaeta - Sabellida - Serpulidae
Spirorbis sp. Daudin 1800
Størmer 1976
Bivalvia - Ostreida - Pterineidae
Limoptera (Klinoptera) rhenana
Størmer 1976
Myriapoda - Arthropleurida - Arthropleuridae
Eoarthropleura devonica n. gen., n. sp.
Størmer 1976
Xiphosura
Willwerathia ? laticeps
Størmer 1974
Arachnida - Opiliones - Archaeometidae
? Archaeometa devonica n. sp.
Størmer 1976
Arachnida - Scorpiones - Proscorpiidae
Waeringoscorpio hefteri n. gen., n. sp. Størmer 1970
Størmer 1970
Arachnida - Trigonotarbida - Archaeomartidae
Archaeomartus tuberculatus n. gen., n. sp. Størmer 1970
Størmer 1970
synonym of Archaeomartus levis
Arachnida - Trigonotarbida - Aphantomartidae
Alkenia mirabilis n. gen., n. sp. Størmer 1970
Størmer 1970
Eurypterida - Pterygotidae
Jaekelopterus rhenaniae (Jaekel 1914)
Størmer 1976
Eurypterida - Adelophthalmidae
? Eurypterus trapezoides n. sp. Størmer 1974
Størmer 1974
synonym of Adelophthalmus sievertsi
Parahughmilleria major n. sp.
Størmer 1973
Parahughmilleria hefteri n. sp. Stormer 1973
Størmer 1973
Eurypterida - Carcinosomatidae
Carcinosoma sp. Claypole 1890
Størmer 1974
Eurypterida - Moselopteridae
Moselopterus ancylotelson n. gen., n. sp. Størmer 1974
Størmer 1974
Moselopterus elongatus n. gen., n. sp. Størmer 1974
Størmer 1974
Eurypterida - Onychopterellidae
Alkenopterus brevitelson n. gen., n. sp. Størmer 1974
Størmer 1974
Eurypterida - Rhenopteridae
Rhenopterus macroturberculatus n. sp.
Størmer 1974
Eurypterida - Drepanopteridae
Drepanopterus struvei n. sp. Størmer 1974
Størmer 1974
Chasmataspidida - Diploaspididae
Diploaspis casteri n. gen., n. sp. Størmer 1972
Størmer 1972
Heteroaspis novojilovi n. gen., n. sp. Størmer 1972
Størmer 1972
synonym of Heteroaspis stoermeri
unclassified
Thurandina waterstoni n. gen., n. sp. Stoermer 1974
Størmer 1974
Psilophytopsida
Dawsonites jabachensis sterile axis
sporangia & sterile axes
see common names

Geography
Country:Germany State/province:Alken
Coordinates: 50.3° North, 7.5° East (view map)
Paleocoordinates:26.4° South, 5.2° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Devonian Epoch:Early/Lower Devonian
Stage:Emsian 10 m.y. bin:Devonian 2
*Period:Early/Lower Devonian - Middle Devonian *Epoch:Early/Lower Emsian - Middle Emsian
Key time interval:Early/Lower Emsian
Age range of interval:407.60000 - 398.30000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Stratigraphic resolution:group of beds
Stratigraphy comments: plants present in different horizons
Lithology and environment
Primary lithology: argillaceous "shale"
Includes fossils?Y
Lithology description: fine-grained, dark
Environment:lagoonal
Taphonomy
Modes of preservation:mold/impression,adpression,original carbon
Size of fossils:macrofossils
Spatial orientation:random
Preservation of anatomical detail:poor
Size sorting:poor
Fragmentation:frequent
Temporal resolution:snapshot
Spatial resolution:allochthonous
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:selective quarrying,chemical,mechanical,field collection
Collection size:39 specimens
Reason for describing collection:taxonomic analysis
Taxonomic list comments:also includes numerous arthropods: eurypterids, xiphosurids, aquatic scorpion, spider web. see Stormer 1970 to 1973.
Metadata
Database number:27049
Authorizer:P. Gensel, R. Plotnick Enterer:C. Bernard, R. Plotnick
Modifier:C. Bernard Research group:paleobotany
Created:2002-11-14 15:00:48 Last modified:2003-07-18 18:01:39
Access level:the public Released:2002-11-14 15:00:48
Creative Commons license:CC BY
Reference information

Primary reference:
7464. R. Kraeusel and H. Weyland. 1962. Algen und Psilophyten aus dem Unterdevon von Alken an der Mosel. Senckenbergiana Lethaea 43(4):249-282 [P. Gensel/C. Bernard/M. Uhen]

Secondary references:

7501 R. Kraeusel and H. Weyland. 1968. Eine weitere Psylophytale aus dem Unterdevon von Alken an der Mosel, ein Beitrag zur Gattunsgruppe Protobarinophyton -- Pectinophyton -- Barinophyton. Senckenbergiana Lethaea 49:241-249 [P. Gensel/C. Bernard/M. Uhen]
7465 F. Schaarschmidt. 1974. Mosellophyton hefteri n.g. n.sp. (?Psilophyta), ein sukkulenter Halophyt aus dem Unterdevon von Alken an der Mosel. Paläontologische Zeitschrift 48(3/4):188-204 [P. Gensel/C. Bernard/J. Alroy]
11983 L. Størmer. 1970. Arthropods from the Lower Devonian (Lower Emsian) of Alken an der Mosel, Germany. Part 1: Arachnida. Senckenbergiana Lethaea 51(4):335-369 [R. Plotnick/R. Plotnick/M. Clapham]
11984 L. Størmer. 1972. Arthropods from the Lower Devonian (Lower Emsian) of Alken an der Mosel, Germany. Part 2. Xiphosura. Senckenbergiana Lethaea 53(1/2):1-29 [R. Plotnick/R. Plotnick/P. Novack-Gottshall]
11986 L. Størmer. 1973. Arthropods from the Lower Devonian (Lower Emsian) of Alken an der Mosel, Germany. Part 3: Eurypterida, Hughmilleridae. Senckenbergiana Lethaea 54(2/4):119-206 [R. Plotnick/R. Plotnick/R. Day]
11987 L. Størmer. 1974. Arthropods from the Lower Devonian (Lower Emsian) of Alken an der Mosel, Germany. Part 4: Eurypterida, Drepanopteridae, and other groups. Senckenbergiana Lethaea 54(5/6):359-451 [R. Plotnick/R. Plotnick/R. Day]
11988 L. Størmer. 1976. Arthropods from the Lower Devonian (Lower Emsian) of Alken an der Mosel, Germany. Part 5: Myriapoda and additional forms, with general remarks on fauna and problems regarding invasion of land by arthropods. Senckenbergiana Lethaea 57(2/3):87-183 [R. Plotnick/R. Plotnick/P. Novack-Gottshall]