Gateway to the Paleobiology Database
Ichthyosaurus acutirostris Owen 1840 (ichthyosaur)

Ichthyopterygia - Ichthyosauria

PaleoDB taxon number: 171446

Alternative combinations: Stenopterygius acutirostris, Temnodontosaurus acutirostris

Synonyms: Ichthyosaurus crassimanus Tate and Blake 1876 (no. 171542), Ichthyosaurus longifrons Owen 1881 (no. 171449), Ichthyosaurus longipennis Mantell 1851 (no. 365626), Ichthyosaurus microdon Wagner 1851 (no. 171447), Ichthyosaurus zetlandicus Seeley 1880 (no. 171448)

Full reference: R. Owen. 1840. Report on British fossil reptiles. Report of the British Association for the Advancement of Science 8:43-126

Belongs to Ichthyosaurus according to M. W. Maisch 2010

Sister taxa: Ichthyosaurus advena, Ichthyosaurus aequalis, Ichthyosaurus anningae, Ichthyosaurus bodenbenderi, Ichthyosaurus breviceps, Ichthyosaurus californicus, Ichthyosaurus chalarodeirus, Ichthyosaurus communis, Ichthyosaurus conybeari, Ichthyosaurus dilatatus, Ichthyosaurus entheciodon, Ichthyosaurus enthekiodon, Ichthyosaurus extremus, Ichthyosaurus franciscanus, Ichthyosaurus hectori, Ichthyosaurus hercynicus, Ichthyosaurus hildesiensis, Ichthyosaurus hygrodeirus, Ichthyosaurus immanis, Ichthyosaurus indicus, Ichthyosaurus lacunosae, Ichthyosaurus larkini, Ichthyosaurus latifrons, Ichthyosaurus longimanus, Ichthyosaurus longipes, Ichthyosaurus oligostinus, Ichthyosaurus ovalis, Ichthyosaurus platyodon, Ichthyosaurus posthumus, Ichthyosaurus somersetensis, Ichthyosaurus steleodon, Ichthyosaurus strongylostinus, Ichthyosaurus tenuirostris, Ichthyosaurus thyreospondylus, Ichthyosaurus trigonodon, Ichthyosaurus trigonus, Ichthyosaurus triscissus, Ichthyosaurus zollerianus, Protoichthyosaurus prosostealis, Tibetosaurus, Tibetosaurus tingjiensis

Type specimens:

  • Ichthyosaurus acutirostris: Its type locality is Whitby, marine reptiles, which is in a Falciferum/Bifrons offshore shale in the Alum Shale Formation of the United Kingdom
  • Ichthyosaurus crassimanus:
  • Ichthyosaurus longifrons: NHM 33157. Its type locality is La Caine-Curcy (Tesson collection: BMNH) (=Curcy, Calvados), which is in a Toarcian marine shale in France.
  • Ichthyosaurus longipennis:
  • Ichthyosaurus microdon:
  • Ichthyosaurus zetlandicus:

Ecology: nektonic carnivore