薄皱贝属

薄皱贝属学名Leptaena)是瑞芬贝科薄皱贝亚科下已灭绝的一个,生存于中奥陶纪至早石炭纪,生活在海底[2]

薄皱贝属
化石时期:奥陶纪–早石炭纪
Leptaena romboidalis
科学分类 编辑
界: 动物界 Animalia
门: 腕足动物门 Brachiopoda
纲: 扭月贝纲 Strophomenata
目: 扭月贝目 Strophomenida
科: 瑞芬贝科 Rafinesquinidae
亚科: 薄皱贝亚科 Leptaeninae
属: 薄皱贝属 Leptaena
Dalman, 1828

见内文

异名
  • Leptaenopoma Marek & Havlíček, 1967
  • Orhoria Havlicek & Storch, 1990
  • Turgenostrophia[1]

特征

这类有腕足动物的壳形为半圆状,有突出状骨,铰线为直线。腹壳微隆而背壳多扁平,两瓣壳前缘朝同一角度显著弯折。壳表花纹为纤细的肋,以及同心状皱纹。薄皱贝通常将其腹壳朝下躺在海底。整个背壳几乎完全被沉积物掩盖住,除了朝上突出的前缘露出沉积物表面。[2]

物种[1]

  • Leptaena (Leptaena) Dalman, 1828
  • Leptaena (Septomena) Roomusoks, 1989
  • Leptaena (Ygdrasilomena) Cocks, 2005
  • Leptaena acuticuspidata Amsden, 1958
  • Leptaena aequalis Amsden, 1974
  • Leptaena alliku Oraspold, 1956
  • Leptaena altera Rybnikova, 1966
  • Leptaena amelia Havlicek, 1967
  • Leptaena analogaeformis Biernat, 1966
  • Leptaena arberae Kelly, 1967
  • Leptaena argentina Thomas, 1905
  • Leptaena borghiana Mergl & Massa, 1992
  • Leptaena boyaca Caster, 1939
  • Leptaena contermina Cocks, 1968
  • Leptaena convexa Weller, 1914
  • Leptaena cooperi Easton et al., 1958
  • Leptaena croma Havlicek & Storch, 1990
  • Leptaena cryptoides Oraspold, 1956
  • Leptaena dejecta Baarli, 1995
  • Leptaena delicata Amsden, 1949
  • Leptaena depressa Sowerby, 1825
  • Leptaena electra Havlicek, 1967
  • Leptaena gibbosa James, 1874
  • Leptaena haverfordensis Bancroft, 1949
  • Leptaena holcrofti Bassett, 1974
  • Leptaena kentuckiana Pope, 1982
  • Leptaena lappa Havlicek & Storch, 1990
  • Leptaena lappina Havlicek & Storch, 1990
  • Leptaena lemniscata Havlicek, 1967
  • Leptaena limbifera Havlicek, 1967
  • Leptaena moniquensis Foerste, 1924
  • Leptaena nanaformis Zhang & al., 1983
  • Leptaena nassichuki Smith, 1980
  • Leptaena odeon Havlicek, 1967
  • Leptaena oklahomensis Amsden, 1951
  • Leptaena orhor Havlicek & Storch, 1990
  • Leptaena parvirugata Hoel, 2005
  • Leptaena parvissima Ivanovskii & Kulkov, 1974
  • Leptaena poulseni Kelly, 1967
  • Leptaena praequalis Rozman, 1977
  • Leptaena provellerosa Havlicek & Storch, 1990
  • Leptaena purpurea Cocks, 1968
  • Leptaena quadrata Bancroft, 1949
  • Leptaena quadrilatera Logan, 1863
  • Leptaena rara Alekseeva & Erlanger, 1983
  • Leptaena rhomboidalis Wahlenberg, 1821
  • Leptaena richmondensis Foerste, 1909
  • Leptaena rugata Lindström, 1861
  • Leptaena rugaurita Havlicek, 1967
  • Leptaena rugosoides Oraspold, 1956
  • Leptaena salopiensis Williams, 1963
  • Leptaena semiradiata Sowerby, 1842
  • Leptaena sperion Bassett, 1977
  • Leptaena valida Bancroft, 1949
  • Leptaena vellerosa Havlicek, 1967
  • Leptaena ventricosa Williams, 1963
  • Leptaena ventricosa Hall, 1857
  • Leptaena zeta Lamont, 1947
  • Leptaena ziegleri Cocks, 1968
  • Leptaenopoma trifidium Marek & Havlíček, 1967
  • Orhoria lappa Havlicek & Storch, 1990
  • Orhoria lappina Havlicek & Storch, 1990

参考文献

  1. ^ 1.0 1.1 Fossilworks: Leptaena. [2018-01-03] (英语). [失效链接]
  2. ^ 2.0 2.1 Walker, Cyril; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 80. ISBN 0789489848. 

外部链接