| Nominal Species (n = 137) | Present allocation (n = 137) | Ref. |
|---|---|---|
| Bathygnathia adlerzia Cohen & Poore, 1994 | Bathygnathia adlerzia | 19 |
| Bathygnathia affinis Birstein, 1963 | Bathygnathia affinis | 19 |
| Gnathia africana Barnard, 1914 | Gnathia africana | 19 |
| Gnathia akaroensis Monod, 1926 | Caecognathia akaroensis | 3477 |
| Gnathia albescens Hansen, 1916 | Gnathia albescens | 19 |
| Gnathia alces Monod, 1926 | Gnathia alces | 19 |
| Caecognathia andamanensis Svavarsson, 2002 | Caecognathia andamanensis | 3113 |
| Gnathia andrei Pires, 1996 | Gnathia andrei | 3113 |
| Gnathia arabica Schotte, 1995 | Gnathia arabica | 3113 |
| Gnathia arctica Gurjanova, 1929 | Gnathia arctica | 19 |
| Gnathia asperifrons Holdich & Harrison, 1980 | Gnathia asperifrons | 19 |
| Gnathia aureola Stebbing, 1900 | Gnathia aureola | 19 |
| Gnathia australis Coetzee, 2006 | Gnathia australis | 8259 |
| Gnathia barnardi Smit & Basson, 2002 | Gnathia barnardi | 3113 |
| Gnathia beethoveni Paul & Menzies, 1971 | Gnathia beethoveni | 19 |
| Gnathia bengalensis Jalaja Kumari, Hanumantha Rao & Shyamasundari, 1993 | Gnathia bengalensis | 3113 |
| Gnathia bicolor Hansen, 1916 | Caecognathia bicolor | 3477 |
| Thaumastognathia bicorniger Ota, Kurashima & Horie, 2022 | Thaumastognathia bicorniger | 3477 |
| Gnathia biorbis Holdich & Harrison, 1980 | Gnathia biorbis | 19 |
| Gnathia brachyuropus Monod, 1926 | Gnathia brachyuropus | 19 |
| Caecognathia branchyponera Cohen & Poore, 1994 | Caecognathia branchyponera | 19 |
| Gnathia brucei George, 2003 | Gnathia brucei | 3113 |
| Gnathia bungoensis Nunomura, 1982 | Gnathia bungoensis | 19 |
| Gnathia calamitosa Monod, 1926 | Gnathia calamitosa | 19 |
| Gnathia calmani Monod, 1926 | Gnathia calmani | 19 |
| Gnathia calsi Müller, 1993 | Gnathia calsi | 19 |
| Gnathia calva Vanhoffen, 1914 | Caecognathia calva | 3477 |
| Gnathia camponotus Cohen & Poore, 1994 | Gnathia camponotus | 19 |
| Gnathia capillata Nunomura, 2004 | Gnathia capillata | 3113 |
| Bathygnathia cardiocondyla Cohen & Poore, 1994 | Bathygnathia cardiocondyla | 19 |
| Gnathia clementensis Schultz, 1966 | Gnathia clementensis | 19 |
| Monodgnathia colobostruma Cohen & Poore, 1994 | Monodgnathia colobostruma | 19 |
| Gnathia cooki Müller, 1989 | Gnathia cooki | 19 |
| Gnathia cornuta Holdich & Harrison, 1980 | Gnathia cornuta | 19 |
| Gnathia coronadoensis Schultz, 1966 | Gnathia coronadoensis | 19 |
| Gnathia crenulatifrons Monad, 1926 | Gnathia crenulatifrons | 19 |
| Gnathia cristata Hansen, 1887 | Gnathia cristata | 19 |
| Gnathia cryptopais Barnard, 1925 | Gnathia cryptopais | 19 |
| Bathygnathia curvirostris Richardson, 1909 | Bathygnathia curvirostris | 19 |
| Bathygnathia depaolorosae George, 2003 | Bathygnathia depaolorosae | 3113 |
| Gnathia derzhavini Gurjanova, 1933 | Gnathia derzhavini | 19 |
| Caecognathia diacamma Cohen & Poore, 1994 | Caecognathia diacamma | 19 |
| Thaumastognathia diceros Monod, 1926 | Thaumastognathia diceros | 19 |
| Gnathia disjuncta Barnard, 1920 | Gnathia disjuncta | 19 |
| Caecognathia dolichoderus Cohen & Poore, 1994 | Caecognathia dolichoderus | 19 |
| Gnathia epopstruma Cohen & Poore, 1994 | Gnathia epopstruma | 19 |
| Gibbagnathia europalothrix Cohen & Poore, 1994 | Gibbagnathia europalothrix | 19 |
| Gnathia falcipenis Holdich & Harrison, 1980 | Gnathia falcipenis | 19 |
| Gnathia fallax Monod, 1926 | Gnathia fallax | 19 |
| Gnathia firingae Müller, 1991 | Gnathia firingae | 19 |
| Gnathia floridensis Menzies & Kruczynski, 1983 | Gnathia floridensis | 19 |
| Gnathia fragilis Schultz, 1977 | Gnathia fragilis | 19 |
| Elaphognathia froygattella Cohen & Poore, 1994 | Elaphognathia froygattella | 19 |
| Anceus gigas Beddard, 1885 | Euneognathia gigas | 3113 |
| Caecognathia gnamptogenys Cohen & Poore, 1994 | Caecognathia gnamptogenys | 19 |
| Gnathia gonzalezi Müller, 1988 | Gnathia gonzalezi | 19 |
| Gnathia gurjanovae Golovan, 2006 | Gnathia gurjanovae | 8020 |
| Gnathia halei Cals, 1973 | Gnathia halei | 19 |
| Gnathia hemingwayi Ortiz & Lalana, 1997 | Gnathia hemingwayi | 3113 |
| Gnathia hirayamai Nunomura, 1992 | Gnathia hirayamai | 19 |
| Caecognathia huberia Cohen & Poore, 1994 | Caecognathia huberia | 19 |
| Gnathia incana Menzies & George, 1972 | Gnathia incana | 19 |
| Gnathia indoinsularis Svavarsson & Jörundsdóttir, 2004 | Gnathia indoinsularis | 3113 |
| Gnathia inopinata Monod, 1925 | Gnathia inopinata | 19 |
| Gnathia iridomyrmex Cohen & Poore, 1994 | Gnathia iridomyrmex | 19 |
| Gnathia johanna Monod, 1926 | Gnathia johanna | 3113 |
| Elaphognathia korachaensis Svavarsson & Gisladottir, 2002 | Elaphognathia korachaensis | 3113 |
| Gnathia lacunacapitalis Menzies & George, 1972 | Gnathia lacunacapitalis | 19 |
| Caecognathia leptanilla Cohen & Poore, 1994 | Caecognathia leptanilla | 19 |
| Gnathia lignophila Müller, 1993 | Gnathia lignophila | 19 |
| Elaphognathia lucanoides Monod, 1926 | Elaphognathia lucanoides | 19 |
| Gnathia magdalenensis Müller, 1988 | Gnathia magdalenensis | 19 |
| Bathygnathia magnifica Moreira, 1977 | Bathygnathia magnifica | 19 |
| Gnathia malaysiensis Müller, 1993 | Gnathia malaysiensis | 19 |
| Gnathia margaritarum Monod, 1926 | Gnathia margaritarum | 19 |
| Thaumastognathia metaphone Cohen & Poore, 1994 | Thaumastognathia metaphone | 19 |
| Gnathia meticola Holdich & Harrison, 1980 | Gnathia meticola | 19 |
| Bathygnathia monodi Cals, 1974 | Bathygnathia monodi | 19 |
| Gnathia mortenseni Monod, 1926 | Gnathia mortenseni | 19 |
| Gnathia mulieraria Hale, 1924 | Gnathia mulieraria | 19 |
| Gnathia mutsuensis Nunomura, 2004 | Gnathia mutsuensis | 3113 |
| Gnathia mystrium Cohen & Poore, 1994 | Gnathia mystrium | 19 |
| Gnathia nicembola Müller, 1989 | Gnathia nicembola | 19 |
| Caecognathia nieli Svavarsson, 2006 | Caecognathia nieli | 3113 |
| Gnathia nigrograndilaris Coetzee, 2006 | Gnathia nigrograndilaris | 8259 |
| Gnathia nkulu Smit & Van As, 2000 | Gnathia nkulu | 3113 |
| Gnathia notostigma Cohen & Poore, 1994 | Gnathia notostigma | 19 |
| Gnathia odontomachus Cohen & Poore, 1994 | Gnathia odontomachus | 19 |
| Bathygnathia opisthopsis Cohen & Poore, 1994 | Bathygnathia opisthopsis | 19 |
| Thaumastognathia orectognathus Cohen & Poore, 1994 | Thaumastognathia orectognathus | 19 |
| Gnathia panousei Daguerre de Hureaux, 1971 | Gnathia panousei | 19 |
| Gnathia pantherina Smit & Basson, 2002 | Gnathia pantherina | 3113 |
| Caecognathia paratrechia Cohen & Poore, 1994 | Caecognathia paratrechia | 19 |
| Gnathia perimulica Monod, 1926 | Gnathia perimulica | 19 |
| Gnathia phallonajopsis Monod, 1925 | Gnathia phallonajopsis | 19 |
| Gnathia philogona Monod, 1926 | Gnathia philogona | 19 |
| Gnathia piscivora Paperna & Por, 1977 | Gnathia piscivora | 19 |
| Monodgnathia ponera Cohen & Poore, 1994 | Monodgnathia ponera | 19 |
| Bathygnathia porca Kensley, 1980 | Bathygnathia porca | 19 |
| Gnathia productatridens Menzies & Barnard, 1959 | Gnathia productatridens | 19 |
| Gnathia prolasius Cohen & Poore, 1994 | Gnathia prolasius | 19 |
| Gnathia puertoricensis Menzies & Glynn, 1968 | Gnathia puertoricensis | 19 |
| Elaphognathia rangifer Monod, 1926 | Elaphognathia rangifer | 19 |
| Gnathia rathi Kensley, 1984 | Gnathia rathi | 19 |
| Gnathia rectifrons Gurjanova, 1933 | Gnathia rectifrons | 19 |
| Gnathia rhytidoponera Cohen & Poore, 1994 | Gnathia rhytidoponera | 19 |
| Gnathia ricardoi Pires, 1996 | Gnathia ricardoi | 3113 |
| Gnathia samariensis Müller, 1988 | Gnathia samariensis | 19 |
| Gnathia sanctaecrucis Schultz, 1972 | Gnathia sanctaecrucis | 19 |
| Gnathia sanrikuensis Nunomura, 1998 | Gnathia sanrikuensis | 3113 |
| Gnathia schmidti Gurjanova, 1933 | Gnathia schmidti | 19 |
| Gnathia serrulatifrons Monod, 1926 | Gnathia serrulatifrons | 19 |
| Gnathia sifae Svavarsson, 2006 | Gnathia sifae | 3113 |
| Gnathia spongicola Barnard, 1920 | Gnathia spongicola | 19 |
| Gnathia steveni Menzies, 1962 | Gnathia steveni | 19 |
| Gnathia stigmacros Cohen & Poore, 1994 | Gnathia stigmacros | 19 |
| Anceus stygia Sars, 1877 | Caecognathia stygia | 3113 |
| Gnathia stygia Sars, 1877 | Gnathia stygia | 19 |
| Bathygnathia tapinoma Cohen & Poore, 1994 | Bathygnathia tapinoma | 19 |
| Gnathia taprobanensis Monod, 1926 | Gnathia taprobanensis | 19 |
| Gnathia teissieri Cals, 1972 | Gnathia teissieri | 19 |
| Caecognathia trachymesopus Cohen & Poore, 1994 | Caecognathia trachymesopus | 19 |
| Gnathia tridens Menzies & Barnard, 1959 | Gnathia tridens | 19 |
| Gnathia trilobata Schultz, 1966 | Gnathia trilobata | 19 |
| Gnathia trimaculata Coetzee, 2006 | Gnathia trimaculata | 8259 |
| Gnathia triospathiona Boone, 1918 | Gnathia triospathiona | 19 |
| Gnathia tuberculata Richardson, 1909 | Gnathia tuberculata | 19 |
| Anceus tuberculosa Beddard, 1886 | Gnathia tuberculosa | 3477 |
| Gnathia ubatuba Pires, 1996 | Gnathia ubatuba | 3113 |
| Gnathia variobranchia Holdich & Harrison, 1980 | Gnathia variobranchia | 19 |
| Gnathia vellosa Müller, 1988 | Gnathia vellosa | 19 |
| Gnathia venusta Monod, 1925 | Gnathia venusta | 19 |
| Gnathia virginalis Monod, 1926 | Gnathia virginalis | 19 |
| Tenerognathia visus Tanaka, 2005 | Tenerognathia visus | 3113 |
| Bathygnathia vollenhovia Cohen & Poore, 1994 | Bathygnathia vollenhovia | 19 |
| Thaumastognathia wasmannia Cohen & Poore, 1994 | Thaumastognathia wasmannia | 19 |
| Bythognathia yucatanensis Camp, 1988 | Bythognathia yucatanensis | 19 |