Shore of River Ristigouche, Miguasha (Devonian of Canada)

Also known as Escuminac Formation, Miguasha fish fauna, River Restigouche

Where: Quebec, Canada (48.1° N, 66.4° W: paleocoordinates 29.7° S, 15.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Escuminac Formation, Frasnian (382.7 - 372.2 Ma)

Environment/lithology: estuary or bay; shale

Size class: macrofossils

Collection methods: Specimens acquired by Musee d'Histoire Naturelle de Miguasha

Primary reference: H. P. Schultze and M. Arsenault. 1985. The panderichthyid fish Elpistostege: a close relative of tetrapods?. Palaeontology 28:293-309 [R. Butler/E. Dunne]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 179176: authorized by Richard Butler, entered by Emma Dunne on 03.06.2016, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
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Geminispora
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Geminospora tuberculata3
Geminospora tuberculata var. tuberculata
Geminospora sp.3 Balme 1962
Geminispora lemurata
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Dibolisporites
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Archaeopteridopsida
 Archaeopteridales - Archaeopteridaceae
Cristatisporites
  -
Cristatisporites triangulatus3
includes cf. C. triangulatus
? Cristatisporites sp.3 Potonié and Kremp
Lycopodiopsida
 Lycopodiales - Lycopodiaceae
Reticulatisporites sp.3 Ibrahim 1933 clubmoss
Biharisporites
  -
Endosporites
  -
Pteridopsida
  -
Polypodiopsida
 Schizaeales - Polypodiidae
  -
Stenozonotriletes
  -
Punctatisporites
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Zosterophyllopsida
  -
Barinophyton sp.3 White 1905
Sphenopsida
  -
Anapiculatisporites
  -
Emphanisporites
  -
Retusotriletes
  -
Retusotriletes simplex
  -
Retusotriletes simplex3 Naumova 1953
Arachnida
 Scorpiones - Gigantoscorpionidae
Petaloscorpio bureaui1 Kjellesvig-Waering 1986 scorpion
Euchelicerata
 Eurypterida - Parastylonuridae
Agnatha
 Petromyzontiformes -
Euphanerops longaevus3 Woodward 1900 lamprey
Placodermi
 Antiarchiformes - Bothriolepididae
Bothriolepis canadensis3 Whiteaves 1880 armour-plated fish
 Arthrodira - Coccosteidae
Plourdosteus canadensis3 Woodward 1892 armour-plated fish
Chondrichthyes
 Acanthodiformes - Acanthodidae
Triazeugacanthus affinis3 Whiteaves 1887 spiny fish
Homalacanthus concinnus3 Russell 1951 spiny fish
 Diplacanthiformes - Diplacanthidae
Diplacanthus horridus3 Woodward 1892 spiny fish
Diplacanthus ellsi3 Gagnier 1996 spiny fish
Osteichthyes
 Cheirolepidiformes - Cheirolepididae
Cheirolepis canadensis n. sp.3 Whiteaves 1881 ray-finned fish
CMN 4407-4409, 4327 (syntypes)
 Dipteriformes - Rhynchodipteridae
Fleurantia denticulata3 Graham-Smith and Westoll 1937 lungfish
 Dipteriformes - Phaneropleuridae
Scaumenacia curta3 Whiteaves 1881 lungfish
 Dipnomorpha - Holoptychiidae
Holoptychiidae "sp. indet."3 Owen 1859 lobe-finned fish
Quebecius quebecensis3 Whiteaves 1889 lobe-finned fish
Holoptychius jarviki3 Cloutier and Schultze 1996 lobe-finned fish
Coelacanthimorpha
 Coelacanthiformes - Miguashaiidae
Miguashaia bureaui3 Schultze 1973 coelacanth
Osteichthyes
 Osteolepiformes - Panderichthyidae
Elpistostege watsoni n. gen. n. sp.
Elpistostege watsoni n. gen. n. sp. Westoll 1938 lobe-finned fish
BMNH P60526a and b (Holotype; posterior half of skull roof), MHNM 538 (head without posterior portion) and ?MHNM 537 (postcranial skeleton without fins or head)
 Osteolepiformes - Eusthenopteridae
"Eusthenopteron foordi" = Eusthenopteron foordii2
"Eusthenopteron foordi" = Eusthenopteron foordii2 Whiteaves 1881 lobe-finned fish
 Life -