Aenigmigulella adjacens (Preston, 1913) (additional source)
Aenigmigulella aenigmatica (E. A. Smith, 1890) (additional source)
Aenigmigulella jacquelinae (Adam, 1965) (additional source)
Aenigmigulella lacuna (Preston, 1911) (new combination reference)
Aenigmigulella phrix Rowson, Foster, Seddon & Tattersfield, 2019 (additional source)
Aenigmigulella pretiosa nyiroensis (Preston, 1913) (basis of record)
Aenigmigulella pretiosa pretiosa (Preston, 1911) (basis of record)
Aenigmigulella spatium (Preston, 1913) (new combination reference)
Austromarconia hamiltoni (E. A. Smith, 1897) (additional source)
Austromarconia malavensis (Kobelt, 1904) (additional source)
Dadagulella browni browni (van Bruggen, 1969) (additional source)
Dadagulella browni mafiensis Rowson & Tattersfield, 2013 (identification resource)
Dadagulella browni semulikiensis Rowson & Tattersfield, 2013 (identification resource)
Dadagulella conoidea (Verdcourt, 1996) (identification resource)
Dadagulella cresswelli Rowson & Tattersfield, 2013 (identification resource)
Dadagulella cuspidata (Verdcourt, 1962) (identification resource)
Dadagulella delgada (Muratov, 2010) (identification resource)
Dadagulella delta Rowson & Tattersfield, 2013 (identification resource)
Dadagulella ecclesiola Rowson & Tattersfield, 2013 (identification resource)
Dadagulella frontierarum Rowson & Tattersfield, 2013 (identification resource)
Dadagulella meredithae (van Bruggen, 2000) (identification resource)
Dadagulella minareta Rowson & Tattersfield, 2013 (identification resource)
Dadagulella minuscula mahorana Rowson & Tattersfield, 2013 (identification resource)
Dadagulella minuscula minuscula (Morelet, 1877) (identification resource)
Dadagulella nictitans (Rowson & Lange, 2007) (identification resource)
Dadagulella pembensis Rowson & Tattersfield, 2013 (identification resource)
Dadagulella radius calva (Connolly, 1922) (identification resource)
Dadagulella radius radius (Preston, 1910) (identification resource)
Dadagulella rondoensis (Verdcourt, 1994) (identification resource)
Dadagulella selene (van Bruggen & Van Goethem, 1999) (identification resource)
Gastrocopta annobonensis (Girard, 1894) (basis of record)
Gulella (Huttonella) bicolor (T. Hutton, 1834) represented as Gulella bicolor (T. Hutton, 1834) (additional source)
Gulella (Maurennea) planidens (E. von Martens, 1892) represented as Gulella planidens (E. von Martens, 1892) (basis of record)
Gulella (Maurennea) planidens planidens (E. von Martens, 1892) represented as Gulella planidens planidens (E. von Martens, 1892) (basis of record)
Gulella (Maurennea) planidens wilkinsoni Verdcourt, 1983 represented as Gulella planidens wilkinsoni Verdcourt, 1983 (basis of record)
Gulella (Maurennea) poutrini (Germain, 1918) represented as Gulella poutrini (Germain, 1918) (basis of record)
Gulella (Maurennea) sexdentata (E. von Martens, 1869) represented as Gulella sexdentata (E. von Martens, 1869) (basis of record)
Gulella (Molarella) aekei Verdcourt, 1985 represented as Gulella aekei Verdcourt, 1985 accepted as Gulella copiosa (Preston, 1913) (basis of record)
Gulella (Molarella) aversostriata Verdcourt, 1985 represented as Gulella aversostriata Verdcourt, 1985 (basis of record)
Gulella (Molarella) bomolensis Verdcourt, 1953 represented as Gulella bomolensis Verdcourt, 1953 (additional source)
Gulella (Molarella) cacuminata Ortiz de Zárate López & Ortiz de Zárate Rocandio, 1956 represented as Gulella cacuminata Ortiz de Zárate López & Ortiz de Zárate Rocandio, 1956 (basis of record)
Gulella (Molarella) cancellata Connolly, 1922 represented as Gulella cancellata Connolly, 1922 (basis of record)
Gulella (Molarella) carea (Preston, 1913) represented as Gulella carea (Preston, 1913) (identification resource)
Gulella (Molarella) cecionii Bacci, 1942 represented as Gulella cecionii Bacci, 1942 (basis of record)
Gulella (Molarella) claustralis Connolly, 1939 represented as Gulella claustralis Connolly, 1939 (basis of record)
Gulella (Molarella) consanguinea (E. A. Smith, 1890) represented as Gulella consanguinea (E. A. Smith, 1890) (basis of record)
Gulella (Molarella) darglensis (Melvill & Ponsonby, 1908) represented as Gulella darglensis (Melvill & Ponsonby, 1908) (basis of record)
Gulella (Molarella) darglensis benthodon van Bruggen, 1980 represented as Gulella darglensis benthodon van Bruggen, 1980 accepted as Gulella benthodon van Bruggen, 1980 (basis of record)
Gulella (Molarella) darglensis darglensis (Melvill & Ponsonby, 1908) represented as Gulella darglensis darglensis (Melvill & Ponsonby, 1908) (basis of record)
Gulella (Molarella) darglensis illovoensis (Burnup, 1914) represented as Gulella darglensis illovoensis (Burnup, 1914) (basis of record)
Gulella (Molarella) dentiens (Morelet, 1883) represented as Gulella dentiens (Morelet, 1883) (basis of record)
Gulella (Molarella) escalerai Ortiz de Zárate López & Ortiz de Zárate Rocandio, 1956 represented as Gulella escalerai Ortiz de Zárate López & Ortiz de Zárate Rocandio, 1956 (basis of record)
Gulella (Molarella) fernandensis Ortiz de Zárate López & Ortiz de Zárate Rocandio, 1956 represented as Gulella fernandensis Ortiz de Zárate López & Ortiz de Zárate Rocandio, 1956 (additional source)
Gulella (Molarella) funerea (Preston, 1913) represented as Gulella funerea (Preston, 1913) (basis of record)
Gulella (Molarella) funerea funerea (Preston, 1913) represented as Gulella funerea funerea (Preston, 1913) (basis of record)
Gulella (Molarella) funerea laevis (Preston, 1913) represented as Gulella funerea laevis (Preston, 1913) (basis of record)
Gulella (Molarella) gwendolinae aldabrae van Bruggen, 1975 represented as Gulella gwendolinae aldabrae van Bruggen, 1975 (basis of record)
Gulella (Molarella) gwendolinae gwendolinae (Preston, 1910) represented as Gulella gwendolinae gwendolinae (Preston, 1910) (basis of record)
Gulella (Molarella) gwendolinae mkusiensis Verdcourt, 1953 represented as Gulella gwendolinae mkusiensis Verdcourt, 1953 (basis of record)
Gulella (Molarella) gwendolinae scissidens Connolly, 1922 represented as Gulella gwendolinae scissidens Connolly, 1922 (additional source)
Gulella (Molarella) hughscotti Verdcourt, 1980 represented as Gulella hughscotti Verdcourt, 1980 (additional source)
Gulella (Molarella) incisa Degner, 1934 represented as Gulella incisa Degner, 1934 (basis of record)
Gulella (Molarella) ingens (Sturany, 1898) represented as Gulella ingens (Sturany, 1898) (basis of record)
Gulella (Molarella) intradentata (Preston, 1913) represented as Gulella intradentata (Preston, 1913) (identification resource)
Gulella (Molarella) iridescens curta (Preston, 1913) represented as Gulella iridescens curta (Preston, 1913) (basis of record)
Gulella (Molarella) iridescens iridescens (Preston, 1913) represented as Gulella iridescens iridescens (Preston, 1913) (basis of record)
Gulella (Molarella) isseli (Paladilhe, 1872) represented as Gulella isseli (Paladilhe, 1872) (basis of record)
Gulella (Molarella) kemblei Degner, 1934 represented as Gulella kemblei Degner, 1934 (basis of record)
Gulella (Molarella) kemblei kemblei Degner, 1934 represented as Gulella kemblei kemblei Degner, 1934 (basis of record)
Gulella (Molarella) kemblei pretiosa Daget, 2003 represented as Gulella kemblei pretiosa Daget, 2003 (basis of record)
Gulella (Molarella) lima (Preston, 1913) represented as Gulella lima (Preston, 1913) (basis of record)
Gulella (Molarella) malasangiensis (Preston, 1913) represented as Gulella malasangiensis (Preston, 1913) (additional source)
Gulella (Molarella) megapex Neubert,. 2004 represented as Gulella megapex Neubert, 2004 (basis of record)
Gulella (Molarella) mkuu Rowson, Seddon & Tattersfield, 2009 represented as Gulella mkuu Rowson, Seddon & Tattersfield, 2009 (basis of record)
Gulella (Molarella) mongolae Ortiz de Zárate López & Ortiz de Zárate Rocandio, 1956 represented as Gulella mongolae Ortiz de Zárate Lopez & Ortiz de Zárate Rocandio, 1956 (basis of record)
Gulella (Molarella) ndibo Cole & D. G. Herbert, 2009 represented as Gulella ndibo Cole & D. G. Herbert, 2009 (basis of record)
Gulella (Molarella) pangumana Connolly, 1928 represented as Gulella pangumana Connolly, 1928 (identification resource)
Gulella (Molarella) perissodonta (Sturany, 1898) represented as Gulella perissodonta (Sturany, 1898) (basis of record)
Gulella (Molarella) phalanga Degner, 1934 represented as Gulella phalanga Degner, 1934 (basis of record)
Gulella (Molarella) subhyalina addita (E. von Martens, 1897) represented as Gulella subhyalina addita (E. von Martens, 1897) (basis of record)
Gulella (Molarella) subhyalina subhyalina (E. A. Smith, 1890) represented as Gulella subhyalina subhyalina (E. A. Smith, 1890) (basis of record)
Gulella (Molarella) subringens (Crosse, 1886) accepted as Gulella bourguignatiana (Ancey, 1886) (basis of record)
Gulella (Molarella) suturalis Degner, 1934 represented as Gulella suturalis Degner, 1934 (basis of record)
Gulella (Molarella) sylvia (Melvill & Ponsonby, 1903) represented as Gulella sylvia (Melvill & Ponsonby, 1903) (basis of record)
Gulella (Molarella) ugandensis (E. A. Smith, 1901) represented as Gulella ugandensis (E. A. Smith, 1901) (additional source)
Gulella (Molarella) ugandensis brathayi Verdcourt, 1983 represented as Gulella ugandensis brathayi Verdcourt, 1983 (basis of record)
Gulella (Molarella) ugandensis elgonensis Verdcourt, 1950 represented as Gulella ugandensis elgonensis Verdcourt, 1970 (basis of record)
Gulella (Molarella) ugandensis majuscula (Preston, 1913) represented as Gulella ugandensis majuscula (Preston, 1913) (basis of record)
Gulella (Molarella) ugandensis ugandensis (E. A. Smith, 1901) represented as Gulella ugandensis ugandensis (E. A. Smith, 1901) (basis of record)
Gulella (Paucidentina) abessinica Thiele, 1933 represented as Gulella abessinica Thiele, 1933 (basis of record)
Gulella (Paucidentina) albogilva Germain, 1934 represented as Gulella albogilva Germain, 1934 (additional source)
Gulella (Paucidentina) arthuri arthuri (Dautzenberg, 1890) represented as Gulella arthuri arthuri (Dautzenberg, 1890) (basis of record)
Gulella (Paucidentina) arthuri cardiostoma Degner, 1934 represented as Gulella arthuri eximia Degner, 1934 (basis of record)
Gulella (Paucidentina) arthuri eximia Degner, 1934 represented as Gulella arthuri eximia Degner, 1934 (basis of record)
Gulella (Paucidentina) bancoensis de Winter, 1996 represented as Gulella bancoensis de Winter, 1996 (basis of record)
Gulella (Paucidentina) bongeensis (d'Ailly, 1896) represented as Gulella bongeensis (d'Ailly, 1896) (basis of record)
Gulella (Paucidentina) bouchardi Fischer-Piette, F. Blanc & Vukadinovic, 1974 represented as Gulella bouchardi Fischer-Piette, F. Blanc & Vukadinovic, 1974 (basis of record)
Gulella (Paucidentina) boucheti Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 represented as Gulella boucheti Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 (basis of record)
Gulella (Paucidentina) brevis (Thiele, 1911) represented as Gulella brevis (Thiele, 1911) (additional source)
Gulella (Paucidentina) diodon (Morelet, 1882) represented as Gulella diodon (Morelet, 1882) (basis of record)