MDF Gauja (Devonian of Latvia)

Also known as Lode

Where: Latvia (58.0° N, 25.4° E: paleocoordinates 10.3° S, 10.2° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: hermanni-cristatus conodont zone, Lode Member (Gauja Formation), Late/Upper Givetian (380.2 - 382.7 Ma)

• Referred to as the Lode formation in Sallan and Coates (2010, SI) but as the Lode member of the Gauja fm in Mark-Kurik 2000

• member-level stratigraphic resolution

Environment/lithology: deltaic; sandstone and mudstone

Size class: macrofossils

Primary reference: E. Mark-Kurik. 2000. The Middle Devonian fishes of the Baltic States (Estonia, Latvia) and Belarus. In A. Blieck, S. Turner (eds.), CFS Courier Forschungsinstitut Senckenberg 223:309-324 [E. Dunne/S. Fasey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 225777: authorized by Emma Dunne, entered by Sophie Fasey on 30.05.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Pteraspidomorpha
  -
Placodermi
 Arthrodira - Coccosteidae
Plourdosteus livonicus Eastman 1896 armour-plated fish
Plourdosteus panderi Obrucheva 1962 armour-plated fish
 Antiarchiformes - Bothriolepididae
Grossilepis spinosa Gross 1942 armour-plated fish
Bothriolepis curonica Gross 1942 armour-plated fish
 Antiarchiformes - Asterolepididae
Asterolepis ornata Eichwald 1840 armour-plated fish
Osteichthyes
 Onychodontida -
Strunius spp. lobe-finned fish
 Dipnoi - Holodontidae
Griphognathus minutidens Gross 1956 lungfish
 Dipnoi - Rhinodipteridae
Rhinodipterus secans Gross 1956 lungfish
 Dipteriformes - Dipteridae
"Grossipterus crassus" = Dipterus crassus
"Grossipterus crassus" = Dipterus crassus Gross 1933 lungfish
 Osteolepiformes - Eusthenopteridae
Eusthenopteron kurshi lobe-finned fish
 Osteolepiformes - Panderichthyidae
Panderichthys rhombolepis Gross 1941 lobe-finned fish
 Dipnomorpha - Holoptychiidae
? Glyptolepis baltica Gross 1936 lobe-finned fish
Laccognathus grossi Vorobyeva 2006 lobe-finned fish
Laccognathus panderi Gross 1941 lobe-finned fish
Coelacanthimorpha
 Coelacanthiformes - Miguashaiidae
Miguashaia grossi Forey et al. 2000 coelacanth
Osteichthyes
 Osteolepidida - Osteolepididae
Latvius sp. Jarvik 1948 lobe-finned fish
 Tetrapodomorpha -
Livoniana multidentata Ahlberg et al. 2000 lobe-finned fish
 Cheirolepidiformes - Cheirolepididae
Cheirolepis sp. Agassiz 1835 ray-finned fish
Chondrichthyes
 Climatiiformes - Climatiidae
 Acanthodiformes - Acanthodidae
Acanthodes sp. Agassiz 1833 spiny fish
  -
Haplacanthus ehrmanensis Gross 1940 spiny fish
Nodacosta pauli Gross 1940 spiny fish
 Diplacanthiformes -
Devononchus concinnus Gross 1940 spiny fish