Heteropetalus Explained

Heteropetalus is a genus of chondrichthyan from the Mississippian age Bear Gulch Limestone of Montana, United States. One species, H. elegantulus, is known.[1] [2] Known fossils of Heteropetalus are exceptionally well preserved, displaying details of the soft tissue anatomy such as an opercular cover over the gills.[3]

Notes and References

  1. Web site: Heteropetalus elegantulus . 26 October 2024 . mindat.org.
  2. Lund . Richard . Lund . Richard . 1977-09-30 . A new petalodont (Chondrichthyes, Bradyodonti) from the Upper Mississippian of Montana . Annals of the Carnegie Museum . 46 . 129––155 . 10.5962/p.330526. free .
  3. Grogan . Eileen . Lund . Richard . 1995 . Pigment patterns; soft anatomy and relationships of Bear Gulch Chondrichthyes (Namurian E2b; Lower Carboniferous; Montana; USA)(Namurian E2b; Lower Carboniferous; Montana; USA). . Geobios . Premiers Vertandébrandés et Vertandébrandés Infandérieurs . 28 . 145–146 . 10.1016/S0016-6995(95)80102-2.

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