Gobiconodon

Gobiconodon
Temporal range: Early Cretaceous
Gobiconodon ostromi skeleton
Reconstruction
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: †Gobiconodonta
Family: †Gobiconodontidae
Genus: †Gobiconodon
Trofimov, 1978
Species
  • G. borissiaki Trofimov, 1978 (type)
  • G. hoburensis (Trofimov, 1978) Kielan- Jaworowska & Dashzeveg, 1998
  • G. hopsoni Rougier et al., 2001
  • G. luoianus Yuan et al., 2009
  • G. ostromi Jenkins Jr. & Schaff, 1988
  • G. palaios Sigogneau-Russell, 2003
  • G. zofiae Li et al., 2003
  • G. haizhouensis Kusuhashi et al., 2015[1]
  • G. tomidai Kusuhashi et al., 2015[1]
Synonyms

Guchinodon hoburensis Trofimov, 1978 Neoconodon borissiaki (nomen nudum)

Gobiconodon is an extinct genus of carnivorous mammal from the early Cretaceous. It weighed 10–12 pounds (4.5–5.4 kg) and measured 18–20 inches (460–510 mm), and might have resembled a large and robust opossum.[2] It was one of the largest mammals known from the Mesozoic.

Species

Species Material Age Location Unit Notes
G. borissiaki [3] 10 upper and lower jaws[3] & 3 upper and lower jaws.[4] Holotype: PIN 3101/09 Aptian - Albian  Mongolia Khoboor Beds Neoconodon is a synonym.
1 fragmentary lower jaw[5] Neocomian - Albian  Russia Siberia
G. hoburensis [3] 21 upper and lower jaws. Holotype: PIN 3101/24 Aptian - Albian  Mongolia Russia Khoboor Beds; Siberia Guchinodon hoburensis is a synonym.[4] The smallest Gobiconodon.
G. hopsoni [6] 2 upper and lower jaws (PSS-MAE 140 (Holotype) & PSS-MAE 139) ?Vanginian - Neocomian  Mongolia Oshih Formation The largest Gobiconodon.
G. palaios [7] ?Berriasian  Morocco Anoual
Gobiconodon sp.[6] 2 fragmentary lower jaws ?Vanginian - Neocomian  Mongolia Oshih Formation
G. sp. A[8] Lower Cretaceous  Russia Ilek Formation
G. sp. B[8] Lower Cretaceous  Russia Ilek Formation
G. luoianus [9] Nearly complete skull (41H III-0320 (Holotype)) Aptian  China Yixian Formation
G. ostromi [10] 2 incomplete skeletons (MCZ 19965 (Holotype) & MCZ 19860) Aptian - Albian  USA Cloverly Formation
G. zofiae [11] Partial skull and lower jaws (IVPP V12585 (Holotype)) Hauterivian  China Yixian Formation

References

  1. 1 2 Nao Kusuhashi, Yuan-Qing Wang, Chuan-Kui Li and Xun Jin (2015). "Two new species of Gobiconodon (Mammalia, Eutriconodonta, Gobiconodontidae) from the Lower Cretaceous Shahai and Fuxin formations, northeastern China". Historical Biology: An International Journal of Paleobiology 28 (1–2): 14–26. doi:10.1080/08912963.2014.977881.
  2. ↑ The Age of Dinosaurs Lives On
  3. 1 2 3 Trofimov, B. A. (1978). "The first triconodonts (Mammalia, Triconodonta) from Mongolia". Doklady Akademii Nauk SSSR 243 (1): 213–216.
  4. 1 2 Kielan-Jaworowska, Z., Dashzeveg, D. (1998). "Early Cretaceous amphilestid ("triconodont") mammals from Mongolia" (PDF). Acta Palaeontologica Polonica 43 (3): 413–438.
  5. ↑ Maschenko, E. N., Lopatin, A. V. (1998). "First record of an Early Cretaceous triconodont mammal in Siberia". Bull. Inst. R. Sci. Nat. Belg. 68: 233–236.
  6. 1 2 Rougier, Novacek, McKenna & Wible (2001). "Gobiconodonts from the Early Cretaceous of Oshih (Ashile), Mongolia" (PDF). American Museum Novitates 3348: 1–30. doi:10.1206/0003-0082(2001)348<0001:GFTECO>2.0.CO;2. ISSN 0003-0082.
  7. ↑ Sigogneau-Russell Denise (2003). "Diversity of triconodont mammals from the early Cretaceous of north Africa: Affinities of the amphilestids". Palaeovertebrata 32 (1): 27–55.
  8. 1 2 Alexander O. Averianov, Pavel P. Skutschas, Alexey V. Lopatin, Sergei V. Leshchinskiy, Anton S. Rezvyi and Alexey V. Fayngerts (2005). "Diversity Early Cretaceous mammals from Bol'shoi Kemchug 3 locality in West Siberia, Russia" (PDF). Russian Journal of Theriology 4 (1): 1–12.
  9. ↑ Yuan Chongxi, Xu Li, Zhang Xingliao, Xi Yunhong, Wu Yanhua and Ji Qiang (2009). "A New Species of Gobiconodon (Mammalia) from Western Liaoning, China and its Implication for the Dental Formula of Gobiconodon". Acta Geologica Sinica 83 (2): 207–211. doi:10.1111/j.1755-6724.2009.00035.x.
  10. ↑ F. A. Jenkins, C. R. Schaff. (1988). "The Early Cretaceous mammal Gobiconodon (Mammalia, Triconodonta) from the Cloverly Formation in Montana". Journal of Vertebrate Paleontology 8 (1): 1–24. doi:10.1080/02724634.1988.10011681. JSTOR 4523172.
  11. ↑ Li Chuankui, Wang Yuanqing, Hu Yaoming and Meng Jin (2003). "A new species of Gobiconodon(Triconodonta, Mammalia)and its implication for theage of Jehol Biota" (PDF). Chinese Science Bulletin 48 (11): 1129–1134. doi:10.1360/02wd0134.

External links


This article is issued from Wikipedia - version of the Monday, November 16, 2015. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.