扭月贝属
扭月贝属 化石时期：
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|---|---|
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| Strophomena costellata | |
科学分类 
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| 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： | †扭月贝科 Strophomenidae |
| 亚科： | †扭月贝亚科 Strophomeninae |
| 属： | †扭月贝属 Strophomena Rafinesque & De Blainville, 1825 |
| 模式种 | |
| Strophomena rugosa Hall, 1847
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| 种 | |
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见内文 | |
扭月贝属（学名：Strophomena）是扭月贝科扭月贝亚科下已灭绝的一个属，生存在奥陶纪至泥盆纪的海洋中。[1]
特征
这种腕足动物的体型为中等大小，背壳凸起而腹壳凹入，壳体沿着铰合线展开并达到最宽。背壳的内部有很发达的窝孔和一个供展肌肌肉附着的、从铰合线上升起的突。肉茎孔很小，且被一骨板部分遮住。两壳上均有纤细的肋纹，肋朝壳的前缘辐散。壳上的小孔说明牠们可任意平躺，休息时背壳朝下躺在松软的沉积物中。[1]
下属物种
- 本属包括以下亚属：
- Strophomena (Actinomena) Opik, 1930
- Strophomena (Strophomena) Rafinesque & De Blainville, 1824
- Strophomena (Tetraphalerella) Wang, 1949
本属包括以下物种：[2]
- Strophomena aesopea Barrande, 1879
- Strophomena arcuata Shaler, 1865
- Strophomena billingsi Winchell & Schuchert, 1893
- Strophomena cancellata Portlock, 1843
- Strophomena compressa Sowerby, 1823
- Strophomena concordensis Foerste, 1909
- Strophomena depressa Vanuxem, 1842
- Strophomena emaciata Winchell & Schuchert, 1892
- Strophomena filitexta Hall, 1847
- Strophomena folium Barrande, 1879
- Strophomena girvanensis Reed, 1944
- Strophomena grandes Okulitch, 1935
- Strophomena hollii Davidson, 1871
- Strophomena huronensis Foerste, 1912
- Strophomena incurvata Shephard, 1838
- Strophomena lata Spjeldnaes, 1957
- Strophomena magna Wilson, 1945
- Strophomena maysvillensis Foerste, 1909
- Strophomena nutans Hall & Clarke, 1892
- Strophomena occidentalis Foerste, 1912
- Strophomena pectenoides Andreeva, 1961
- Strophomena pectinoides Andreeva, 1961
- Strophomena planoconvexa Hall, 1847
- Strophomena planumbona Hall, 1847
- Strophomena plattinensis Fenton, 1928
- Strophomena rukavishnikovae Nikitina, 1985
- Strophomena satterfieldi Amsden, 1974
- Strophomena scofieldi Winchell & Schuchert, 1892
- Strophomena septata Winchell & Schuchert, 1892
- Strophomena trilobata Owen, 1852
- Strophomena vetusta James, 1874
参考文献
- ^ 1.0 1.1 Walker, Cyril; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 88. ISBN 0789489848.
- ^ Fossilworks: Strophomena. [2018-02-15]. （原始内容存档于2016-03-04） （英语）.
外部链接
- Strophomena in the Paleobiology Database