扁鯊屬（學名：Squatina）是扁鯊目下扁鯊科的唯一屬，其類皆具有很特殊的扁平體形。
本属包括以下物种：[2]
- 疣突扁鯊 Squatina aculeata Cuvier, 1829
- 非洲扁鯊 Squatina africana Regan, 1908
- Squatina albipunctata Last & White, 2008
- Squatina angelina Gray, 1851
- Squatina angeloides Van Beneden, 1873
- 阿根廷扁鯊 Squatina argentina (Marini, 1930)
- Squatina armata (Philippi, 1887)
- 澳洲扁鯊 Squatina australis Regan, 1906
- Squatina baumbergensis von der Marck, 1885
- Squatina biforis Le Hon, 1871
- Squatina caillieti Walsh, Ebert & Compagno, 2011
- 加州扁鯊 Squatina californica Ayres, 1859
- Squatina crassa Daimeries, 1889
- Squatina crassidens Woodward, 1889
- Squatina david Acero, Tavera, Anguila & Hernández, 2016[3]
- 杜氏扁鯊 Squatina dumeril Lesueur, 1818
- 台灣琵琶鮫 Squatina formosa Shen & Ting, 1972：又稱台灣扁鯊。
- Squatina fortemordeo Siversson et al., 2015
- Squatina frequens Underwood, 2002
- Squatina gippslandicus Chapman & Cudmore, 1924
- 南美扁鯊 Squatina guggenheim Marini, 1936
- Squatina hassei (Leriche, 1929)
- Squatina heteroptera Castro-Aguirre, Espinosa Pérez & Huidobro Campos, 2007
- 日本琵琶鮫 Squatina japonica Bleeker, 1858：又稱日本扁鯊。
- Squatina leae Weigmann, Vaz, Akhilesh, Leeney & Naylor, 2023[4]
- Squatina legnota Last & White, 2008
- Squatina lerichei Jordan & Beal, 1910
- Squatina lundegreni Siversson et al., 2015
- Squatina mapama Long, Ebert, Tavera, Acero P. & Robertson, 2021[5]
- 墨西哥扁鲨 Squatina mexicana Castro-Aguirre, Espinosa Pérez & Huidobro Campos, 2007
- Squatina mulleri Reuss, 1846
- 雲紋琵琶鮫 Squatina nebulosa Regan, 1906：又名星雲扁鯊。
- Squatina occidentalis Eastman, 1904
- 巴西扁鯊 Squatina occulta Vooren & da Silva, 1992
- 白斑扁鯊 Squatina oculata Bonaparte, 1840
- Squatina pseudocellata Last & White, 2008
- Squatina punctata Marini, 1936
- Squatina speciosa von Meyer, 1856
- 扁鯊 Squatina squatina (Linnaeus, 1758)
- 背斑扁鯊 Squatina tergocellata McCulloch, 1914
- 擬背斑琵琶鮫 Squatina tergocellatoides Chen, 1963：又稱擬背斑扁鯊
- Squatina varii Vaz & Carvalho, 2018
- 归入本属的物种：
- Trigonodus primus (Winkler, 1874)
Arturo Acero P., José J. Tavera, Rafael Anguila and Luis Hernández. 2016. A New Southern Caribbean Species of Angel Shark (Chondrichthyes, Squaliformes, Squatinidae), Including Phylogeny and Tempo of Diversification of American Species. Copeia. 104(2):577-585. DOI: 10.1643/CI-15-292
Simon Weigmann, Diego F. B. Vaz, K. V. Akhilesh, Ruth H. Leeney and Gavin J. P. Naylor. 2023. Revision of the Western Indian Ocean Angel Sharks, Genus Squatina (Squatiniformes, Squatinidae), with Description of a New Species and Redescription of the African Angel Shark Squatina africana Regan, 1908. Biology. 12(7), 975. DOI: 10.3390/biology12070975
Douglas J. Long, David A. Ebert, Jose Tavera, Arturo Acero P. and Ross Robertson. 2021. Squatina mapama n. sp., A New Cryptic Species of Angel Shark (Elasmobranchii: Squatinidae) from the southwestern Caribbean Sea Journal of the Ocean Science Foundation, 38, 113-130. DOI: 10.5281/zenodo.5806693
