- Pachycormiformes
Taxobox
name = Pachycormiformes
image_caption = "Xiphactinus " anichthyodectid .
image_width = 250px
fossil_range =Late Triassic toLate Cretaceous
regnum =Animal ia
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 fromEurasia and theAmericas . They were characterized by having serratedpectoral fin s, 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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