The Etches Collection(@TEC_Kimmeridge):K1583 is the dentary (lower jaw bone) of Caturus, an extinct ray-finned fish that lived during the Late Jurassic, approximately 163.5–145 million years ago. It was an active predator, using its long, tooth-filled jaws to catch smaller fish and cephalopods.

The Etches Collection

@TEC_Kimmeridge

Modern museum & centre for learning in Kimmeridge housing amazing marine fossils that tell the story of life & death in Dorset’s Jurassic seas….

Joined January 2015

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The Etches Collection@TEC_Kimmeridge

2026.08.18 15:15

K1583 is the dentary (lower jaw bone) of Caturus, an extinct ray-finned fish that lived during the Late Jurassic, approximately 163.5–145 million years ago. It was an active predator, using its long, tooth-filled jaws to catch smaller fish and cephalopods.