Fossil Information (Phanerozoic Eon)

ID:486
Fossil Type:Tooth
Fossil Description:Giant Mako (Broadtooth) shark - Bigtooth
Status:Extinct
Relative Size:Very Large
Class:Chondrichthyes
Subclass:Elasmobranchii
Order:Lamniformes
Family:Lamnidae
Scientific Name (Genus species):Isurus hastalis (Agassiz) or Isurus xiphodon (Agassiz)
Era/Period:Cenozoic/Tertiary
Epoch/Age:Early Pliocene/Zanclean
MYA:3 to 5 (4)
Discovery Location (Water, Land):Atacama Desert (the driest place on earth)
Discovery Location (City, ST):Antofagasta, Chile, South America
Deepest Formation:Huarra
Color:Brown root, tan crown
Dimensions:1-7/8"L (2-1/8"L slant) x 1-1/2"W
Comments:Purchased, not found. Upper left lateral, with very small chip in distal root lobe, but nice specimen with two small areas of matrix remaining. Sharp cutting edges, no serrations. Immediate ancestor to the modern Great White.
Collector Name:RLD
Image Filename 1:DSCF4435.jpg
Image Filename 2:DSCF4436.jpg
Image Filename 3:DSCF4438.jpg
Image Filename 4:DSCF4437.jpg

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