茅草螺属

茅草螺属（Chlorostoma），中国大陆文献通常叫作凹螺属，又或直译作绿口螺属。旧属钟螺科金口螺亚科，现在是瓦螺科的一个海螺的属，属于海洋腹足纲软体动物。根据WoRMS，本属于2020年被认为是瓦螺属的次异名，除化石物种以外，其余物种均已被合并到瓦螺属去。

**形态描述**
The solid, conical shell is umbilicate or imperforate. The spire is elevated or depressed. The oblique 壳口 is  subrhomboidal.  The outer lip is smooth within. The arcuate columella is above continued in a callus over or halfway around the umbilicus, which when open shows one or more spiral ribs inside. The base of the columella shows two or more denticles.

**物种**
以下物种旧属本属：- 黑钟螺 Chlorostoma argyrostomum (Gmelin, 1791)- Chlorostoma lischkei (Tapparone-Canefri, 1874)- Chlorostoma xanthostigma A. Adams, 1853
异名- Chlorostoma achates  Gould, 1861: synonym of 普氏凹螺 (Philiippi, 1846) - Chlorostoma argyrostoma lischkei (Tapparone-Canefri, C.E., 1874): synonym of Chlorostoma lischkei (Tapparone-Canefri, 1874)- Chlorostoma atra (Lesson, R.P., 1830): synonym of Tegula atra (Lesson, 1830) - Chlorostoma barkeri Bartsch, P. & H.A. Rehder, 1939: synonym of Tegula snodgrassi (Pilsbry & Vanatta, 1902)- Chlorostoma brunnea (Philippi, 1848): synonym of Tegula brunnea (Philippi, 1849)- Chlorostoma cooksoni (Smith, 1877): synonym of Tegula cooksoni (Smith, 1877)- Chlorostoma coronulatum C. B. Adams, Pilsbry, 1889: synonym of Tegula mariana (Dall, 1919) - Chlorostoma euryomphalus (Jonas, 1844): synonym of Tegula euryomphala (Jonas, 1844)- Chlorostoma excavata Lamarck, 1822: synonym of Tegula excavata (Lamarck, 1822) - Chlorostoma fasciata Born, 1778: synonym of Tegula fasciata (Born, 1778) - Chlorostoma funebrale A. Adams, 1855: synonym of Tegula funebralis (A. Adams, 1855)- Chlorostoma funebralis (A. Adams, 1855): synonym of Tegula funebralis (A. Adams, 1855)- Chlorostoma gallina Forbes, 1850: synonym of Tegula gallina (Forbes, 1850) - Chlorostoma impressum Jonas: synonym of Tegula corvus (Philippi, 1850) - Chlorostoma luctuosum (d'Orbigny, 1841): synonym of Tegula luctuosa (d'Orbigny, 1841) - Chlorostoma melaleucos (Jonas, 1844): synonym of Tegula melaleucos (Jonas, 1844) - Chlorostoma montereyi (Kiener, 1850): synonym of Tegula montereyi (Kiener, 1850)- Chlorostoma nigricolor Dunker, R.W., 1860: synonym of Chlorostoma xanthostigma A. Adams, 1853- Chlorostoma orbignyana Pilsbry, H.A., 1900: synonym of Tegula patagonica (Orbigny, A.V.M.D. d', 1835)- Chlorostoma panamensis (Philippi, 1849): synonym of Tegula panamensis (Philippi, 1849) - Chlorostoma pellisserpentis (Wood, 1828): synonym of Tegula pellisserpentis (Wood, 1828) - 普氏凹螺 Chlorostoma pfeifferi (Philippi, 1846)：今作Tegula pfeifferi (Philiippi, 1846) - Chlorostoma pulligo (Gmelin, 1791): synonym of Tegula pulligo (Gmelin, 1791) - Chlorostoma quadricostatum (W. Wood, 1828): synonym of Tegula quadricostata (W. Wood, 1828) - Chlorostoma rugosum A. Adams, 1851: synonym of Tegula rugosa (A. Adams, 1851)- Chlorostoma scalaris Philippi, 1844: synonym of Tegula lividomaculata (C. B. Adams, 1845)- Chlorostoma snodgrassi (Pilsbry, H.A. & E.G. Vanatta, 1902): synonym of Tegula snodgrassi (Pilsbry & Vanatta, 1902)- Chlorostoma tridentata (Potiez, V.L.V. & A.L.G. Michaud, 1838): synonym of Tegula tridentata (Potiez & Michaud, 1838)- Chlorostoma tropidophorum A. Adams, 1851: synonym of Tegula luctuosa (d'Orbigny, 1841) - Chlorostoma turbinatum A. Adams: synonym of Tegula lividomaculata (C. B. Adams, 1845)- Chlorostoma viridulum (Gmelin, 1791): synonym of Tegula viridula (Gmelin, 1791)

**参考文献**
 Williams S.T., Karube S. & Ozawa T. (2008) Molecular systematics of Vetigastropoda: Trochidae, Turbinidae and Trochoidea redefined. Zoologica Scripta 37: 483–506-  WoRMS info on the genus