TaxonHub
Spiny Fossil Shark Spine

Spiny Fossil Shark Spine

Listracanthus hystrix

A prehistoric chondrichthyan species from the Carboniferous period, characterized by distinctive spine structures found in fossil records of North America.

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Ecology & Habitat

Habitat

Marine environments of the Carboniferous period (approximately 359-299 million years ago), predominantly in shallow sea and coastal regions

Ecological Role

Important index fossil for understanding ancient marine ecosystems and evolutionary transitions in early cartilaginous fish lineages

Morphology

  • SKIN COAT Likely possessing dermal denticles and protective spine structures
  • LIMBS WINGS Adapted for marine locomotion with fin-based propulsion
  • HEAD SENSORY Limited fossil evidence, typical of early holocephalan characteristics
  • BODY STRUCTURE Primarily known from isolated spine fossils, indicating a small to medium-sized marine cartilaginous fish
Data Source: TaxonHub Database
Image Credit: English Wikipedia
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Related Species in Menaspidae