• Thumbnail for Xiphactinus
    synonym of X. audax. Skeletal remains of Xiphactinus have come from the Carlile Shale and Greenhorn Limestone of Kansas (where the first Xiphactinus fossil was...
    22 KB (1,159 words) - 23:37, 5 September 2024
  • Thumbnail for Smoky Hill Chalk
    fish Xiphactinus audax with the skeleton of another bony fish, Gillicus arcuatus inside the larger one. Another excellent skeleton of Xiphactinus audax was...
    4 KB (345 words) - 01:16, 9 May 2024
  • Thumbnail for Ichthyodectiformes
    on small particles. There is evidence that at least one species, Xiphactinus audax, may have been endothermic ("warm-blooded"). Another genus, Dugaldia...
    14 KB (1,174 words) - 04:03, 9 July 2024
  • Thumbnail for George F. Sternberg
    his discovery in Gove County, Kansas of the "fish-within-a-fish" of Xiphactinus audax with a recently eaten Gillicus arcuatus within its stomach. Sternberg...
    3 KB (260 words) - 16:25, 12 September 2024
  • Thumbnail for Paleobiota of the Niobrara Formation
    large predatory fish were present in the seas at that time, most notably Xiphactinus. Several fish were of close relation to modern day fish including primitive...
    43 KB (1,746 words) - 18:55, 9 September 2024
  • Thumbnail for Gillicus
    was also a filter-feeder. Gillicus was also eaten by its own relative, Xiphactinus. One particular 13 foot (4.0 m) long fossil specimen contains a nearly...
    5 KB (484 words) - 01:44, 20 April 2023
  • Thumbnail for George Miller Sternberg
    Joseph Leidy. The type specimen of the giant Late Cretaceous fish, Xiphactinus audax, was collected by Dr. Sternberg. His work was also credited by Edward...
    22 KB (2,720 words) - 20:54, 22 September 2023
  • Gillicus arcuatus within the stomach of Xiphactinus audax, George F. Sternberg's most famous fossil find...
    21 KB (2,052 words) - 00:20, 2 July 2024
  • †Paleopsephurus Hell Creek Formation A type of paddlefish †XiphactinusXiphactinus audaxXiphactinus vetus 94.3–66 Ma, Cenomanian to Maastrichtian A voracious...
    114 KB (162 words) - 21:51, 15 September 2024
  • Thumbnail for Fencepost limestone
    shark remains ..., turtles ..., mosasaurs ... Mike Everhart (2013). "Xiphactinus audax Leidy 1870". Oceans of Kansas Paleontology. Retrieved October 3, 2018...
    79 KB (8,768 words) - 18:29, 9 June 2024
  • Thumbnail for Ichthyodectes
    late Cretaceous. It was closely related to the 4–6 m (13–20 ft) long Xiphactinus audax, and the 2 m (6 ft 7 in) long Gillicus arcuatus, and like other ichthyodectids...
    2 KB (184 words) - 06:05, 2 October 2023
  • C D E F G H I J K L M N O P Q R S T U V W X Y Z Xenophora †XiphactinusXiphactinus audax Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z...
    31 KB (1,681 words) - 18:25, 12 February 2024
  • Xiphactinus audax...
    17 KB (520 words) - 04:23, 1 September 2024
  • emmilta is published by Cavin & Berrell (2019). A juvenile specimen of Xiphactinus audax, representing the smallest specimen of this species reported so far...
    176 KB (11,774 words) - 07:55, 20 August 2024
  • Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z †XiphactinusXiphactinus audax Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z...
    48 KB (2,430 words) - 10:01, 12 June 2024
  • Xiphactinus audax...
    16 KB (368 words) - 00:44, 12 June 2024
  • †Watinoceras coloradoense – type locality for species †Websteria †XiphactinusXiphactinus audax Abies †Absyrtus †Acalles Abies †Absyrtus †Acalles Acer †Acilius...
    81 KB (3,044 words) - 19:07, 24 May 2024
  • Z †Xenoxylon †Xenoxylon moorei – type locality for species †XiphactinusXiphactinus audax Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z...
    47 KB (2,590 words) - 19:06, 24 May 2024
  • C D E F G H I J K L M N O P Q R S T U V W X Y Z Xenophora †XiphactinusXiphactinus audax Various Contributors to the Paleobiology Database. "Fossilworks:...
    46 KB (2,348 words) - 10:01, 12 June 2024
  • †Tylosaurus proriger †Uintacrinus †Uintacrinus socialis †Urenchelys †XiphactinusXiphactinus audax Yoldia Acris †Acris crepitans †Adelphailurus †Aelurodon Agkistrodon...
    46 KB (1,747 words) - 21:41, 23 March 2024
  • Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z †XiphactinusXiphactinus audax Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z...
    31 KB (1,809 words) - 02:17, 6 August 2024
  • †Uatchitodon schneideri – type locality for species †Williamsonia †XiphactinusXiphactinus audax †Zamites †Zamites powelli Abies †Abies †Abra Acanthocybium †Acanthocybium...
    54 KB (2,012 words) - 10:00, 12 June 2024
  • who interprets his findings as providing evidence of endothermy in Xiphactinus audax. Redescription and a study on the phylogenetic relationships of Laeliichthys...
    108 KB (7,305 words) - 07:45, 25 August 2024
  • †Xenotrichomyia newjerseyiensis – type locality for species †XiphactinusXiphactinus audaxXiphactinus vetus Brian A. Atkinson; Camila Martínez; William L....
    80 KB (4,430 words) - 08:28, 13 February 2024
  • A B C D E F G H I J K L M N O P Q R S T U V W X Y Z †XiphactinusXiphactinus audaxXiphactinus vetus Contents A B C D E F G H I J K L M N O P Q R S...
    34 KB (1,867 words) - 01:48, 25 August 2024
  • †Turritella vertebroides †Tylosaurus †Tylosaurus zangerli Xenophora †XiphactinusXiphactinus audax Abra Acanthocardia Accipiter †Accipiter striatus Acirsa Aclis...
    49 KB (1,721 words) - 09:59, 12 June 2024
  • hilgardi †Turritella trilira †Turritella vertebroides Xenophora †XiphactinusXiphactinus audax Abra Acanthocardia Acar Acteocina Aequipecten Aetobatus †Aetobatus...
    49 KB (1,262 words) - 01:59, 25 August 2024
  • Collignoniceras. There are bony fishes, including articulated specimens of Xiphactinus audax, as well as Apsopelix, Pachyrhizodus, and others. Cartilagenous fishes...
    10 KB (982 words) - 07:49, 26 March 2024
  • Thumbnail for Paleontology in Kansas
    uncovering the Xiphactinus only to find that the specimen was one of the best preserved ever discovered. Further, the 13 feet (4.0 m) long Xiphactinus preserved...
    21 KB (2,410 words) - 02:02, 13 June 2024
  • †Turritella trilira †Turritella vertebroides †Tympanotonus †XiphactinusXiphactinus audax Abra Acanthocardia Acar Acirsa – tentative report Aclis †Acra...
    29 KB (869 words) - 10:00, 12 June 2024