小嘴貝科（學名：Rhynchonellidae）為小嘴貝目的一個科。



下級分類

本科包括以下屬：


* _Aalenirhynchia_ Shi & Grant, 1993

* _Abrekia_ Dagis, 1974

* _Acanthorhynchia_ Buckman, 1917

* _Akopovorhynchia_ Smirnova, 1990

* _Alebusirhynchia_ Baeza-Carratalá, 2011

* _Aorhynchia_ MacFarlan, 1992

* _Bicepsirhynchia_ Shi, 1992

* _Bihendulirhynchia_ Muir-Wood, 1935

* _Bilaminella_ Babanova, 1965

* _Blochmanella_ Leidhold, 1920

* _Bradfordirhynchia_ Shi & Grant, 1993

* _Burmirhynchia_ Buckman, 1917

* _Caledorhynchia_ MacFarlan, 1992

* _Capillirhynchia_ Buckman, 1914

* _Cardinirhynchia_ Buckman, 1917

* _Choffatirhynchia_ García Joral & Goy, 2004

* _Costirhynchia_ Buckman, 1917

* _Cretirhynchia_ Pettitt, 1950

* _Cubanirhynchia_ Kamyshan, 1968

* _Cuneirhynchia_ Buckman, 1917

* _Curtirhynchia_ Buckman, 1917

* 圓環貝屬 _Cyclothyris_ M'Coy, 1844

* _Cymatorhynchia_ Buckman, 1917

* _Daghanirhynchia_ Muir-Wood, 1935

* _Davanirhynchia_

* _Formosarhynchia_ Seifert, 1963

* _Furcirhynchia_ Buckman, 1914

* _Fusirhynchia_ Dagys, 1968

* _Gesoriacorostrum_ Sartenaer, 2003

* _Globirhynchia_ Buckman, 1914

* 條棘小嘴貝屬 _Goniorhynchia_ Buckman, 1914

* _Grasirhynchia_ Owen, 1968

* _Grestenella_ Siblik, 1999

* _Herangirhynchia_ MacFarlan, 1992

* _Himalairhynchia_ Ching & Sun, 1976

* _Homoeorhynchia_ Buckman, 1914

* _Homoerhynchia_

* _Hypothyris_ King, 1893

* _Isjuminelina_

* _Ivanoviella_ Makridin, 1955

* _Kabanoviella_ Smirnova, 1973

* _Kolhidaella_ Moisseev, 1939

* _Kutchirhynchia_ Buckman, 1917

* _Laevigaterhynchia_

* _Lirellarina_ Cooper, 1989

* _Lotharingella_ Laurin, 1984

* _Lunarhynchia_ Jin, Mancenido & Sun, 1997

* _Malwirhynchia_ Chiplonker, 1938

* _Maxillirhynchia_ Buckman, 1917

* _Microrhynchia_ Muir-Wood, 1952

* _Minutulirhynchia_ Smirnova, 1992

* _Momarhynchus_ Baranov & Sartenaer, 1996

* _Murihikurhynchia_ MacFarlan, 1992

* _Navalicria_ Sartenaer, 1989

* _Neocirpa_ Prosorovskaya, 1985

* _Nucleusorhynchia_ Sun & Ye, 1982

* _Nyalamurhynchia_ Zhongguo Kexue Yuan, 1976

* _Obsoletirhynchia_ Shi, 1992

* _Paranudirostralina_ Sun & Ye, 1982

* _Piarorhynchia_ Buckman, 1914

* _Planirhynchia_ Sucic-Protic, 1969

* _Pontaltorhynchia_ Owen & Rose, 1997

* _Praecyclothyris_ Makridin, 1955

* _Ptilorhynchia_ Crickmay, 1933

* _Ptyctorhynchia_ Buckman, 1917

* _Pygope_ Link, 1830

* _Quadratirhynchia_ Buckman, 1917

* _Rhactorhynchia_ Buckman, 1917

* _Rhynchonella_ Fischer de Waldheim, 1809

* _Rhynchonelloidea_ Buckman, 1917

* _Rimirhynchia_ Buckman, 1917

* _Rimirhynchopsis_ Dagys, 1963

* _Rochatorhynchia_ Kats, 1962

* _Rudirhynchia_ Buckman, 1917

* _Russirhynchia_ Buckman, 1917

* _Rutorhynchia_ Sun, 1981

* _Saccorhynchia_ Jin et al., 1979

* _Sakawairhynchia_ Tokuyama, 1957

* _Sardorhynchia_ Taddei-Ruggiero & Ungaro, 1984

* _Serbiorhynchia_ Radulovic, 1991

* _Sharpirhynchia_ Shi & Grant, 1993

* _Sinuplicorhynchia_ Dagys, 1965

* _Snezhnorhynchia_ Smirnova, 1990

* _Sphenorhynchia_ Buckman, 1914

* _Stiirhynchia_ Buckman, 1918

* _Striirhynchia_ Buckman, 1917

* _Sulcorhynchia_ Dagis, 1974

* _Tainuirhynchia_ MacFarlan, 1992

* _Talovkorhynchia_ Smirnova, 1994

* _Tetrarhynchia_ Buckman, 1917

* _Thurmannella_ Leidhold, 1920

* _Trichorhynchia_ Buckman, 1914

* _Uniplicatorhynchia_ Sun & Ye, 1982

* _Uralorhynchia_ Dagys, 1968

* _Urbanirhynchia_ Katz, 1974

* _Vincalaria_ Sartenaer, 1989

* _Waikatorhynchia_ MacFarlan, 1992

* _Woodwardirhynchia_ Simon & Owen, 2001

* _Yunshannella_ Li & Gu, 1982



參考文獻