TaxonHub

Dutetrii's Chimaera

Ischyodus dutetrii

A prehistoric holocephalan fish species from the Callorhinchidae family, known from fossil records dating to the Mesozoic era, characterized by its unique cartilaginous skeletal structure.

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Ecology & Habitat

Habitat

Marine environments, likely inhabiting deep continental shelf and submarine slope regions during the Mesozoic period, with probable depth ranges between 100-500 meters.

Ecological Role

Played a significant role in marine trophic networks as a mid-level predator, contributing to marine ecosystem balance and biodiversity during its evolutionary period.

Morphology

  • SKIN COAT Smooth, scaleless skin with dermal denticles providing hydrodynamic efficiency and protection against marine predators.
  • LIMBS WINGS Paired pectoral and pelvic fins with flexible cartilaginous supports, enabling precise maneuverability in complex underwater terrains.
  • HEAD SENSORY Large cranial cavity with well-developed sensory structures, including electroreceptive ampullae of Lorenzini for prey detection in low-light marine conditions.
  • BODY STRUCTURE Elongated chimaera-type body with cartilaginous skeleton, approximately 1-1.5 meters in total length, characterized by a robust, hydrodynamic form adapted for deep marine environments.
Data Source: TaxonHub Database
Image Credit: Wikimedia Commons
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Related Species in Callorhinchidae