Domain: Eukaryota • Regnum: Animalia • Phylum: Chordata • Subphylum: Vertebrata • Infraphylum: Gnathostomata • Cladus: Osteichthyes • Superclassis: Tetrapoda • Cladus: Amniota • Classis: Mammalia • Subclassis: Theria • Infraclassis: Eutheria • Ordo: Cetacea • Subordo: Odontoceti • Familia: Delphinidae • Genus: Steno • Species: Steno bredanensis G. Cuvier, 1828

Vernacular names [edit wikidata 'Rough-toothed dolphin']

English: Rough-toothed dolphin, Rough-toothed Dolphin, rough-toothed dolphin
العربية: دخاس
مصرى: دلفين قاسى الاسنان
asturianu: toliña picufina
Kotava: Yaburol
azərbaycanca: İridiş delfin
български: Грапавозъб делфин
brezhoneg: Delfin beg strizh
català: Dofí rostrat
čeština: Delfín drsnozubý
dansk: Rutandet delfin
Deutsch: Rauzahndelfin, Rauhzahndelfin
Ελληνικά: Στενόρυγχο δελφίνι
Canadian English: Rough-toothed dolphin
British English: Rough-toothed dolphin
español: Delfín de Pico Largo
euskara: Izurde muturluze
فارسی: دلفین سخت‌دندان
français: Sténo, dauphin à rostre étroit, Dauphin à bec étroit
Gaeilge: Deilf gharbhfhiaclach
עברית: דולפין תלום-שן
magyar: Barázdásfogú delfin
Bahasa Indonesia: Lumba-lumba bergigi kasar
日本語: シワハイルカ
한국어: 뱀머리돌고래
lietuvių: Raukšliadantis delfinas
മലയാളം: പരുക്കൻപല്ലൻ ഡോൾഫിൻ
Nederlands: snaveldolfijn
polski: Steno długonosy, Delfin długonosy
پنجابی: ٹٹے دنداں والی ڈولفن
português: Golfinho-de-dentes-rugosos
português do Brasil: Golfinho-de-dentes-rugosos
русский: Крупнозубый дельфин
Simple English: Rough-toothed dolphin
svenska: Näbbdelfin
Türkçe: Pürüzlü dişli yunus
oʻzbekcha / ўзбекча: Katta tishli delfin
Tiếng Việt: Cá heo răng nhám
中文: 糙齒海豚, 皺齒海豚, 糙齿海豚
中文（中国大陆）: 糙齿长吻海豚
中文（简体）: 糙齿海豚
中文（繁體）: 糙齒海豚
中文（香港）: 糙齒海豚
中文（臺灣）: 糙齒海豚

Note: For ITIS & Mammal Species of the World (2005) & The Paleobiology Database, this is currently the only extant (living) species in the genus Steno (Retrieved on 24 June 2012).