【天螺属】
天螺属（学名：Diala）是一个海螺的属，属于天螺科的海洋腹足纲软体动物WoRMS_137890。
==物种==
下列部分本属物种：
* 麻天螺 Diala albugo (Watson, 1886)shelldoc_200163
* Diala almo Bartsch, 1915
* 缀天螺 Diala bella A. Adams, 1868Kay 1979
* Diala exilis (Tryon, 1866)
* Diala lirulata Thiele, 1930
* Diala megapicalis Ponder & de Keyzer, 1992
* 台湾天螺 Diala nyussana (Smith, 1877)
* 光天螺 Diala planalba Laseron, 1956。
* 绿岛天螺 Diala polymorpha (Smith, 1877)
* 精天螺 Diala semistriata (Philippi, 1849) - type species as Diala varia Adams A., 1861
* Diala stephensae (Baker, Hanna & Strong, 1930)
* Diala sulcifera (A. Adams, 1862) - synonym: Diala flammea (Pease, 1868)
* Diala suturalis (A. Adams, 1863) - synonym: Diala lauta (Adams)
异名
* Diala acuta Carpenter, 1864: synonym of Pseudodiala acuta (Carpenter, 1864)
* Diala africana Bartsch, 1915: synonym of Diala almo Bartsch, 1915
* Diala basispiralis (Chapman-Smith & Grant-Mackie, 1971): synonym of Diala semistriata (Philippi, 1849)
* Diala cacuminata Laseron, 1956: synonym of Diala semistriata (Philippi, 1849)
* Diala capensis G. B. Sowerby III, 1889: synonym of Alaba pinnae (Krauss, 1848)
* Diala conica Turton, 1932: synonym of Diala semistriata (Philippi, 1849)
* Diala cornea A. Adams, 1861: synonym of Alaba cornea (A. Adams, 1861)
* Diala diffilata Laseron, 1956: synonym of Alaba diffilata (Laseron, 1956)
* Diala electrina Carpenter, 1864: synonym of Lirobarleeia Ponder, 1983
* Diala flammea (Pease, 1868: synonym of Diala sulcifera (A. Adams, 1862)
* Diala fragilis Thiele, 1930: synonym of Alaba fragilis (Thiele, 1930)
* Diala fuscopicta E. A. Smith, 1890: synonym of Barleeia fuscopicta (E. A. Smith, 1890)
* Diala hartmeyeri Thiele, 1930: synonym of Alaba hartmeyeri (Thiele, 1930)
* Diala infrasulcata G.B. Sowerby III, 1892 : synonym of Diala semistriata (Philippi, 1849)
* Diala lauta (Adams, 1862): synonym of Diala suturalis (A. Adams, 1863)
* Diala leithii (E. A. Smith, 1876): synonym of Mainwaringia leithii (E. A. Smith, 1876)
* Diala lirata Laseron, 1950: synonym of Diffalaba opiniosa Iredale, 1936
* Diala ludens Melvill & Standen, 1895: synonym of Diala albugo (Watson, 1886)
* Diala macula Nevill, 1885: synonym of Diala varia A. Adams, 1861: synonym of Diala semistriata (Philippi, 1849)
* Diala marmorea Carpenter, 1864: synonym of Pseudodiala acuta (Carpenter, 1864)
* Diala pinnae (Krauss, 1848): synonym of Alaba pinnae (Krauss, 1848)
* Diala planalba Laseron, 1956: synonym of Diala semistriata (Philippi, 1849)
* Diala polita Preston, 1905: synonym of Diala semistriata (Philippi, 1849)
* Diala simplex E. A. Smith, 1875: synonym of Barleeia simplex (E. A. Smith, 1875)
* 精天螺 Diala stricta Habe, 1960：即Diala semistriata (Philippi, 1849)
* Diala tesselata Tenison-Woods, 1876: synonym of Alaba monile A. Adams, 1862
* Diala translucida Hedley, 1905: synonym of Styliferina translucida (Hedley, 1905)
* Diala trilirata Melvill, 1906: synonym of Diala semistriata (Philippi, 1849)
* 天螺 Diala varia Adams A., 1861：即Diala semistriata (Philippi, 1849)
* Diala vestigia Laseron, 1956: synonym of Diala semistriata (Philippi, 1849)
* Diala vitrea G. B. Sowerby III, 1915: synonym of Diffalaba vitrea (G. B. Sowerby III, 1915)
* Diala watsoni Laseron, 1956: synonym of Diala semistriata (Philippi, 1849)
==型态描述==
如同其他同属天螺科的物种，本属物种的螺壳亦属小型，呈高圆锥形。壳口单纯，外唇不肥厚，也不形成水管沟。胚螺通常平滑。口盖为少旋木叶型。足的后部有盖叶形的膜状延伸。shell_family
==分布==
主要分布于台湾shell_5368，常见于水深5-45米的细沙底质shell_5368。
本物种见于台湾绿岛TaiBIF_405280。
==参考文献==
==外部连结==
* Diala
* cite journal |last1=Ponder |first1=W. F. |last2=de Keyzer |first2=R. |year=1992 |title=A revision of the genus Diala (Gastropoda: Cerithioidea: Dialidae) |journal=Invertebrate Taxonomy |volume=6 |pages=1019-1075 |language=en
* cite book |last1=Gofas |first1=S. |last2=Le Renard |first2=J. |last3=Bouchet |first3=P. |authorlink3=菲利普·布歇特 |year=2001 |chapter=Mollusca |editors=Costello M. J. et al. |title=European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification |journal=Collection Patrimoines Naturels |volume=50 |pages=180-213 |language=en