Romancheinidae Jullien, 1888
Escharella abyssicola (Norman, 1869)
Escharella acuta Zabala, Maluquer & Harmelin, 1993
Escharella anatirostris (O'Donoghue, 1924)
Escharella ashapuraae Guha & Gopikrishna, 2007
Escharella atypica Powell, 1967
Escharella bensoni (Brown, 1954)
Escharella connectens (Ridley, 1881)
Escharella crozetensis (Waters, 1904)
Escharella cryptooecium Souto, Fernández-Pulpeiro & Reverter-Gil, 2007
Escharella diaphana (MacGillivray, 1879)
Escharella dijmphnae (Kluge, 1929)
Escharella discors Hayward & Cook, 1983
Escharella elongata (Bassler, R S & Canu, F)
Escharella fistula Brown, 1952
Escharella fusca (O'Donoghue & O'Donoghue, 1926)
Escharella gilsoni De Blauwe, 2006
Escharella hozawai (Okada, 1929)
Escharella immersa (Fleming, 1828)
Escharella incudifera Gordon, 1984
Escharella indivisa Levinsen, 1916
Escharella klugei Hayward, 1979
Escharella labiata (Boeck in Smitt, 1868)
Escharella labiosa (Busk, 1856)
Escharella laqueata (Norman, 1864)
Escharella latodonta Kluge, 1962
Escharella levinseni Hayward, 1994
Escharella longicollis (Jullien, 1882)
Escharella macrodonta Levinsen, 1916
Escharella mamillata Hayward & Thorpe, 1989
Escharella microstoma (Norman, 1864)
Escharella obscura Norman, 1909
Escharella octodentata (Hincks, 1880)
Escharella praealta (Calvet, 1907)
Escharella pseudopunctata Souto, Fernández-Pulpeiro & Reverter-Gil, 2007
Escharella quadrata López de la Cuadra & García-Gómez, 2001
Escharella rugosa (Soule, Soule & Chaney, 1995)
Escharella rylandi Geraci, 1974
Escharella serratilabris (O'Donoghue, 1924)
Escharella spinosissima (Hincks, 1881)
Escharella takatukii (Okada, 1929)
Escharella teres (Hincks, 1881)
Escharella thompsoni Kluge, 1914
Escharella uncifera (Canu & Bassler, 1929)
Escharella variolosa (Johnston, 1838)
Escharella ventricosa (Hassall, 1842)
Escharella watersi Hayward & Thorpe, 1989
Mucronella airensis Maplestone, 1902
Mucronella apiculata MacGillivray, 1895
Mucronella aspersa Ulrich
Mucronella avicularis MacGillivray, 1887
Mucronella centrota Maplestone, 1905
Mucronella conica Maplestone, 1902
Mucronella contortuplicata Calvet, 1909
Mucronella coronata Thornely, 1924
Mucronella irregularis Maplestone, 1902
Mucronella laevis MacGillivray, 1883
Mucronella lata MacGillivray, 1895
Mucronella mentalis MacGillivray, 1890
Mucronella munita MacGillivray, 1883
Mucronella muralis Gabb & Horn
Mucronella ovifera Maplestone, 1913
Mucronella phylactelloides Calvet, 1909
Mucronella porosa Hincks, 1881
Mucronella praestans Hincks, 1882
Mucronella proboscoides Maplestone, 1902
Mucronella pumilla Gabb & Horn
Mucronella pyriformis Busk, 1884
Mucronella quadrata Busk, 1884
Mucronella rugata Maplestone, 1909
Mucronella serratula MacGillivray, 1883
Mucronella spinosissima Hincks, 1881
Mucronella spongiosa MacGillivray, 1895
Mucronella teres Hincks, 1881
Mucronella tubulosa Hincks, 1880
Mucronella typica Gabb & Horn
Mucronella umbonata Maplestone, 1909
Mucronella vultur Hincks, 1882