扭月貝屬
外觀
扭月貝屬![]() 化石時期:
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Strophomena costellata | |
科學分類 ![]() | |
界: | 動物界 Animalia |
門: | 腕足動物門 Brachiopoda |
綱: | †扭月貝綱 Strophomenata |
目: | †扭月貝目 Strophomenida |
科: | †扭月貝科 Strophomenidae |
亞科: | †扭月貝亞科 Strophomeninae |
屬: | †扭月貝屬 Strophomena Rafinesque & De Blainville, 1825 |
模式種 | |
Strophomena rugosa Hall, 1847
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種 | |
見內文 |
扭月貝屬(學名:Strophomena)是扭月貝科扭月貝亞科下已滅絕的一個屬,生存在奧陶紀至泥盆紀的海洋中。[1]
特徵
[編輯]這種腕足動物的體型為中等大小,背殼凸起而腹殼凹入,殼體沿着鉸合線展開並達到最寬。背殼的內部有很發達的窩孔和一個供展肌肌肉附着的、從鉸合線上升起的突。肉莖孔很小,且被一骨板部分遮住。兩殼上均有纖細的肋紋,肋朝殼的前緣輻散。殼上的小孔說明牠們可任意平躺,休息時背殼朝下躺在鬆軟的沉積物中。[1]
下屬物種
[編輯]- 本屬包括以下亞屬:
- Strophomena (Actinomena) Opik, 1930
- Strophomena (Strophomena) Rafinesque & De Blainville, 1824
- Strophomena (Tetraphalerella) Wang, 1949
本屬包括以下物種:[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
參考文獻
[編輯]- ^ 1.0 1.1 Walker, Cyril; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 88. ISBN 0789489848.
- ^ Fossilworks: Strophomena. [2018-02-15]. (原始內容存檔於2016-03-04) (英語).
外部連結
[編輯]- Strophomena in the Paleobiology Database
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