-
Hexanchiformes rather than as
members of Synechodontiformes. The
oldest known synechodontiform remains are
teeth of
Synechodus antiquus from the
early Permian (Cisuralian)...
-
sharks may have
appeared during the Permian,
based on
remains of "
synechodontiforms"
found in the
Early Permian of Russia, but if
remains of "synechodontiformes"...
- Jürgen (September 2010). "A new Late Jur****ic
species of the rare
synechodontiform shark,
Welcommia (Chondrichthyes, Neoselachii)". Paläontologische Zeitschrift...
-
Palaeospinax is an
extinct genus of
synechodontiform cartilaginous fish.
Although several species have been described, the
genus is
considered nomen dubium...
- and Jürgen
Kriwet (2010). "A new Late Jur****ic
species of the rare
synechodontiform shark,
Welcommia (Chondrichthyes, Neoselachii)". Paläontologische Zeitschrift...
-
Paraorthacodus jurensis (Chondrichthyes; Palaeospinacidae), with
comments on
synechodontiform and
palaeospinacid monophyly".
Zoological Journal of the
Linnean Society...
-
Acrodus A
hybodont shark Hybodus A
hybodont shark Palidiplospinax A
synechodontiform shark Squaloraja S. tenuispina, S.
polyspondyla Closely related to...
- Non-determined
afinitties Sphenodus S.
helveticus S. cf.
alpinus S.
stschurowskii Isolated Teeth “Salnova”
quarry An
Orthacodontidae Synechodontiform...
-
Acrodus A
hybodont shark Hybodus A
hybodont shark Palidiplospinax A
synechodontiform shark Squaloraja S. tenuispina, S.
polyspondyla A ray-like holocephalan...
- H. E. (2015). "Early
Campanian (Late Cretaceous)
squatiniform and
synechodontiform selachians from the Åsen locality,
Kristianstad Basin, Sweden". Geological...
