Pachycormiformes

Pachycormiformes

Taxobox
name = Pachycormiformes



image_caption = "Xiphactinus" an ichthyodectid.
image_width = 250px
fossil_range = Late Triassic to Late Cretaceous
regnum = Animalia
phylum = Chordata
classis = Osteichthyes
ordo = † "Pachycormiformes"
subdivision_ranks = Families
subdivision =
Pachycormidae
Ichthyodectidae
Leptolepidae

Pachycormiformes is an extinct order of ray-finned fish known from Mesozoic deposits from Eurasia and the Americas. They were characterized by having serrated pectoral fins, reduced pelvic fins and a bony rostrum. Their relations with other fish are unclear.

ources/external links

*http://www.courtenaymuseum.ca/paleo/paleo/pachycor.html
*http://www.palaeos.com/Vertebrates/Units/100Neopterygii/100.600.html


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