点轴球接子属

点轴球接子属学名Acmarhachis)是球接子目底下的一[1]由美国古生物学家查尔斯·埃尔默·瑞瑟英语Charles E. Resser于1938年描述。此属是球接子科下第三个被描述的。[2]学名由拉丁文的"点"和"轴"组成。[1]生活在寒武纪的晚期。[3]许多地方都有发现点轴球接子属的物种,例如:加拿大美国法国哈萨克中国韩国南极[4][5]此属的物种常可作地质年代的指标化石(特别是Acmarhachis quasivespa),[3][5][6][7][8]大约是中寒武纪至晚寒武纪。[9][10]

点轴球接子属
化石时期:505–499 Ma
Acmarhachis acuta的复原图
科学分类 编辑
界: 动物界 Animalia
门: 节肢动物门 Arthropoda
(未分级) 类肢类 Artiopoda
纲: 三叶虫纲 Trilobita
目: 球接子目 Agnostida
亚目: 球接子亚目 Agnostina
总科: 球接子总科 Agnostoidea
科: 球接子科 Agnostidae
属: 点轴球接子属 Acmarhachis
Resser, 1938
模式种
典型点轴球接子
Acmarhachis typicalis

Resser英语Charles E. Resser, 1938
异名
  • Cyclagnostus
  • Oxyagnostus
  • Wanagnostus

物种

  • 尖锐点轴球接子
    Acmarhachis acuta
    Kobayashi, 1938
  • 蜜蜂点轴球接子
    Acmarhachis apicula
    Öpik, 1967
  • 安庆点轴球接子
    Acmarhachis anhuiensis
    Qiu, 1983
  • 哈萨克斯坦点轴球接子
    Acmarhachis karatauensis
    Ergaliev, 1980
  • 金氏点轴球接子
    Acmarhachis kindlei
    Westrop & Eoff, 2012[11]
  • 长刺点轴球接子
    Acmarhachis longispinus
    Ergaliev, 1980
  • 标点点轴球接子
    Acmarhachis punctatus
    Ergaliev, 1980
  • 典型点轴球接子
    Acmarhachis typicalis
    Resser, 1938[1]
  • Acmarhachis quasivespa Öpik, 1967[10][12]
  • 惠氏顿轴球接子
    Acmarhachis whittingtoni
    Westrop & Eoff, 2012[11]
  • 点轴顿球接子的一种
    Acmarhachis.sp Allison,1962[2]
  • ?Acmarhachis hybrida

参考资料

  1. ^ 1.0 1.1 1.2 Resser, Charles Elmer. Cambrian System (Restricted) of the Southern Appalachians. Geological Society of America. 1938. ISBN 978-0-8137-2015-9 (英语). 
  2. ^ 2.0 2.1 Palmer, Allison R. Glyptagnostus and associated trilobites in the United States. Professional Paper. 1962. ISSN 2330-7102. doi:10.3133/pp374f. 
  3. ^ 3.0 3.1 Pratt, Brian R. Occurrence of the siliceous sponge spicule Konyrium (Hexactinellida) in the upper Cambrian of the Mackenzie Mountains, northwestern Canada. Journal of Paleontology. 2002-05, 76 (3). ISSN 0022-3360. doi:10.1017/s0022336000037380. 
  4. ^ Acmarhachis ✝. 
  5. ^ 5.0 5.1 BENTLEY, C.J., JAGO, J.B. & COOPER, R.A., 2009:12:24. An Acmarhachis typicalis Zone trilobite fauna from the Cambrian of northern Victoria Land, Antarctica. Memoirs of the Association of Australasian Palaeontologists 37, 165-197. ISSN 0810-8889.
  6. ^ Peng, Sh Ch, Loren E. Babcock, and Per Ahlberg. "The cambrian period." Geologic time scale 2020. Elsevier, 2020. 565-629.
  7. ^ Peel, John S. Stratigraphy and palaeontology of the Holm Dal Formation (late Middle Cambrian), central North Greenland: Introduction. Meddelelser om Grønland. Geoscience. 1988-12-31, 20. ISSN 1600-4590. doi:10.7146/moggeosci.v20i.139885. 
  8. ^ Jago, James B.; Bentley, Christopher J.; Cooper, Roger A. Cambrian biostratigraphy of the Bowers back-arc basin, Northern Victoria Land, Antarctica — A review. Palaeoworld. 2019-09, 28 (3). ISSN 1871-174X. doi:10.1016/j.palwor.2018.12.002. 
  9. ^ Cooper, R. A.; Jago, J. B.; Begg, J. G. Cambrian trilobites from Northern Victoria Land, Antarctica, and their stratigraphic implications. New Zealand Journal of Geology and Geophysics. 1996-09, 39 (3). ISSN 0028-8306. doi:10.1080/00288306.1996.9514720. 
  10. ^ 10.0 10.1 Jago, James B.; Bao, Jin-Song; Baillie, Peter W. Late Middle Cambrian trilobites from St Valentines Peak and Native Track Tier, northwestern Tasmania. Alcheringa: An Australasian Journal of Palaeontology. 2004-01, 28 (1). ISSN 0311-5518. doi:10.1080/03115510408619273. 
  11. ^ 11.0 11.1 Westrop, Stephen R.; Eoff, Jennifer D. Late Cambrian (Furongian; Paibian, Steptoean) agnostoid arthropods from the Cow Head Group, western Newfoundland. Journal of Paleontology. 2012-03, 86 (2). ISSN 0022-3360. doi:10.1666/11-034.1. 
  12. ^ Jago, James B., et al. "The present status of Tasmanian Cambrian biostratigraphy." Australasian Palaeontological Memoirs 49 (2016): 181-192.