- The
subfamily Dactylioceratinae comprises early Jur****ic
ammonite genera that
lived during Upper Pliensbachian to
Upper Toarcian stage.
These dactylioceratids...
- class:
Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Dactylioceratidae Subfamily: †
Dactylioceratinae Genus: †Dactylioceras Hyatt, 1867...
-
dorsal side of
external saddle. This
saddle is not
divided this way in
Dactylioceratinae,
while lateral lobe is
deeply trifid. It has been suggested, that...
- †Ammonoidea Order: †Ammonitida Family: †Dactylioceratidae Subfamily: †
Dactylioceratinae Genus: †Zugodactylites Buckman, 1926 Type
species Ammonites brauni****...
-
Mucrodactylites mucronatus Mucrodactylites clapierensis Blumberg S**** A
Dactylioceratinae ammonite.
Nodicoeloceras Nodicoeloceras cr****oides Nodicoeloceras...
- †Ammonoidea Order: †Ammonitida Family: †Dactylioceratidae Subfamily: †
Dactylioceratinae Genus: †Reynesoceras Spath, 1936 Type
species Ammonites ragazzonii...
- †Ammonoidea Order: †Ammonitida Family: †Dactylioceratidae Subfamily: †
Dactylioceratinae Genus: †Microdactylites Buckman, 1926 Type
species Ammonites attenuatus...
- †Ammonoidea Order: †Ammonitida Family: †Dactylioceratidae Subfamily: †
Dactylioceratinae Genus: †Mucrodactylites Buckman, 1927 Type
species Ammonites mucronatus...
- †Ammonoidea Order: †Ammonitida Family: †Dactylioceratidae Subfamily: †
Dactylioceratinae Genus: †Peronoceras Hyatt, 1867 Type
species Ammonites fibulatus Sowerby...
- They have
evolved from
Metaderoceras and gave rise to
subfamily Dactylioceratinae.
Ammonites with depressed, cadicone, or even evolute, serpenticone...
