| Subgenus | Gnamptogenys (Ectatomma)
Smith, 1858
| 3 | Species |
| Species | Gnamptogenys aaaaaa Forel, 1900
| | |
| Species | Gnamptogenys aculeaticoxae Santschi, 1921
Ant | | |
| Species | Gnamptogenys acuminata Emery, 1896
Textured sportella | | |
| Species | Gnamptogenys acuminatum Emery, 1896
| | |
| Species | Gnamptogenys acuta Brown, 1956
| | |
| Species | Gnamptogenys albiclava Mann, 1919
California surfclam | | |
| Species | Gnamptogenys alfaroi Emery, 1894
| | |
| Species | Gnamptogenys ammophila Lattke, 1990
Giant coquina | | |
| Species | Gnamptogenys amophila Lattke, 1990
| | |
| Species | Gnamptogenys andersoni MacKay & MacKay, 2008
| | |
| Species | Gnamptogenys andina Lattke, 1995
| | |
| Species | Gnamptogenys angustiloba Mayr, 1884
| | |
| Species | Gnamptogenys angustipleura Mayr, 1884
| | |
| Species | Gnamptogenys annulata Mayr, 1887
Threetooth carditid | | |
| Species | Gnamptogenys annulatum Mayr, 1887
| | |
| Species | Gnamptogenys antillana Mayr, 1884
| | |
| Species | Gnamptogenys arcuata Santschi, 1929
| | |
| Species | Gnamptogenys aspera Morgan, Mackay & Pachero, 2003
| | |
| Species | Gnamptogenys aterrima Mann, 1921
| | |
| Species | Gnamptogenys aterrimma Mann, 1921
| | |
| Species | Gnamptogenys atrata Lattke, 2004
| | |
| Species | Gnamptogenys auricula MacKay & MacKay, 2008
| | |
| Species | Gnamptogenys avia Forel, 1905
| | |
| Species | Gnamptogenys avus Camacho, Franco & Feitosa, 2020
| | |
| Species | Gnamptogenys banksi Wheeler, W.M., 1930
| | |
| Species | Gnamptogenys bannana Xu & Zhang, 1996 ⇒ Gnamptogenys bicolor
| | |
| Species | Gnamptogenys bicolor Emery, 1889
| 1 | Subspecies |
| Species | Gnamptogenys biloba Lattke, 2004
| | |
| Species | Gnamptogenys binghami Forel, 1900
| | |
| Species | Gnamptogenys binghamii Forel, 1900
Four-rib lucine | | |
| Species | Gnamptogenys biquetra Lattke, 2002
| | |
| Species | Gnamptogenys biroi Emery, 1901
| | |
| Species | Gnamptogenys bispinosa Emery, 1890
Elliptical sportella | | |
| Species | Gnamptogenys bisulca Kempf & Brown, 1968
Ovate gastrochaenid | | |
| Species | Gnamptogenys boliviensis Lattke, 1995
| | |
| Species | Gnamptogenys borneensis Emery, 1900
| | |
| Species | Gnamptogenys brasiliense Mayr, 1884
| | |
| Species | Gnamptogenys brasiliensis Emery, 1902
| 8 | Subspecies |
| Species | Gnamptogenys brasilinesis Mayr, 1884
| 1 | Subspecies |
| Species | Gnamptogenys bruchi Santschi, 1922
Gaudy sanguin | | |
| Species | Gnamptogenys brunnea Lattke, 1995
| | |
| Species | Gnamptogenys brunoi ♰ Lattke, 2002
| | |
| Species | Gnamptogenys bufonis Mann, 1926
Many-rib cyclocardia | | |
| Species | Gnamptogenys bufonum Forel, 1912
| | |
| Species | Gnamptogenys bulbopila Lattke, 2004
| | |
| Species | Gnamptogenys caelata Kempf, 1967
| | |
| Species | Gnamptogenys calcarata Mayr, 1884
| | |
| Species | Gnamptogenys carinata Weber, 1940
| | |
| Species | Gnamptogenys casca ♰ Lattke, 2002
| | |
| Species | Gnamptogenys cearensis Smith, 1858
| | |
| Species | Gnamptogenys chapmani Brown, 1958
| | |
| Species | Gnamptogenys coccina Zhou, 2001
| | |
| Species | Gnamptogenys concentrica Mayr, 1870
| | |
| Species | Gnamptogenys concentricum Norton, 1868
| | |
| Species | Gnamptogenys concinna Smith, F., 1858
Louisiana pearlshell | 3 | Subspecies |
| Species | Gnamptogenys concinnum Smith, 1858
| 1 | Subspecies |
| Species | Gnamptogenys conica Smith, 1858
| | |
| Species | Gnamptogenys continua Mayr, 1887
Threetooth carditid | 1 | Subspecies |
| Species | Gnamptogenys continum Mayr, 1887
| 1 | Subspecies |
| Species | Gnamptogenys continuum Mayr, 1887
| 1 | Subspecies |
| Species | Gnamptogenys contunuum Mayr, 1887
| | |
| Species | Gnamptogenys costata Emery, 1889
| 3 | Subspecies |
| Species | Gnamptogenys coxalis Roger, 1860
| | |
| Species | Gnamptogenys crassicornis Forel, 1912
| | |
| Species | Gnamptogenys crenaticeps Mann, 1919
California surfclam | | |
| Species | Gnamptogenys cribrata Emery, 1900
| | |
| Species | Gnamptogenys cuneiforma Lattke, 1995
| | |
| Species | Gnamptogenys curtula Emery, 1896
Textured sportella | 3 | Subspecies |
| Species | Gnamptogenys curtulum Forel, 1908
| 3 | Subspecies |
| Species | Gnamptogenys curvoclypeata Lattke, 1990
Giant coquina | | |
| Species | Gnamptogenys dammermani Wheeler, 1924
Stimpson gastrochaenid | | |
| Species | Gnamptogenys delta Lattke, 2004
| | |
| Species | Gnamptogenys dentihumera Chen, Lattke & Zhou, 2017
| | |
| Species | Gnamptogenys dichotoma MacKay & MacKay, 2008
| | |
| Species | Gnamptogenys diehli Emery, 1900
| | |
| Species | Gnamptogenys diehlii Forel, 1901
| | |
| Species | Gnamptogenys dina Kusnezov, 1969
| | |
| Species | Gnamptogenys ejuncida Lattke, 1995
| | |
| Species | Gnamptogenys emeryi Santschi, 1929
| 1 | Subspecies |
| Species | Gnamptogenys enodis Lattke, Fernández & Palacio, 2004
| | |
| Species | Gnamptogenys epinotalis Emery, 1897
Cuba lucine | | |
| Species | Gnamptogenys ericae Forel, 1912
| | |
| Species | Gnamptogenys europaea ♰ Mayr, 1868
| | |
| Species | Gnamptogenys exarata Emery, 1901
| | |
| Species | Gnamptogenys exaratum Emery, 1901
| | |
| Species | Gnamptogenys extra Lattke, 1995
| | |
| Species | Gnamptogenys falcaria Lattke, 2002
| | |
| Species | Gnamptogenys falcifera Kempf, 1967
| | |
| Species | Gnamptogenys fernandezi Lattke, 1990
Giant coquina | | |
| Species | Gnamptogenys fiebrigi Forel, 1909
| | |
| Species | Gnamptogenys fieldi Lattke, 1990
Giant coquina | | |
| Species | Gnamptogenys fistulosa Lattke, 2004
| | |
| Species | Gnamptogenys flava Pacheco, MacKay & Morgan, 2004
| | |
| Species | Gnamptogenys fontana Lattke, 2004
| | |
| Species | Gnamptogenys foreli Norton, 1868
| | |
| Species | Gnamptogenys gabata Lattke, 2004
| | |
| Species | Gnamptogenys gastrodeia Lattke, 2004
| | |
| Species | Gnamptogenys gentryi Lattke, 1995
| | |
| Species | Gnamptogenys gracile Emery, 1891
| | |
| Species | Gnamptogenys gracilis Santschi, 1929
| | |
| Species | Gnamptogenys grammodes Brown, 1958
| | |
| Species | Gnamptogenys haenschei Emery, 1902 ⇒ Gnamptogenys haenschi
| | |
| Species | Gnamptogenys haenschi Emery, 1902
| | |
| Species | Gnamptogenys hartmani Wheeler, W.M., 1915
Ant | | |
| Species | Gnamptogenys hartmanni Wheeler, 1915
| | |
| Species | Gnamptogenys haytiana Wheeler, W.M. & Mann, 1914
Armlet carditid | | |
| Species | Gnamptogenys helisa Lattke, 2004
| | |
| Species | Gnamptogenys horni Santschi, 1929
| | |
| Species | Gnamptogenys hyalina Lattke, 2004
| | |
| Species | Gnamptogenys hybrida Mayr, 1884
| | |
| Species | Gnamptogenys ilimani Lattke, 1995
| | |
| Species | Gnamptogenys ingeborgae Brown, 1993
| | |
| Species | Gnamptogenys insularis Lattke, 2002
| | |
| Species | Gnamptogenys interrupta Mayr, 1887
Threetooth carditid | | |
| Species | Gnamptogenys interruptum Mayr, 1887
| | |
| Species | Gnamptogenys isthmica Mayr, 1884
| | |
| Species | Gnamptogenys kalabit Brown, 1958 ⇒ Gnamptogenys laevior
| | |
| Species | Gnamptogenys kempfi Lenko, 1964
Rostrate gastrochaenid | | |
| Species | Gnamptogenys lacunosa Lattke, 2004
| | |
| Species | Gnamptogenys laevior Forel, 1905
Texas aligena | 1 | Subspecies |
| Species | Gnamptogenys lanei Kempf, 1960
Yellow eggcockle | | |
| Species | Gnamptogenys laticephala Lattke, 1995
| | |
| Species | Gnamptogenys latistriata Camacho, Franco & Feitosa, 2020
| | |
| Species | Gnamptogenys lavra Lattke, 2002
| | |
| Species | Gnamptogenys leiolabia Lattke, 2004
| | |
| Species | Gnamptogenys lenis Camacho, Franco & Feitosa, 2020
| | |
| Species | Gnamptogenys levinates ♰ Baroni Urbani, 1980
| | |
| Species | Gnamptogenys lineata Smith, 1858
| | |
| Species | Gnamptogenys lineatum Smith, 1858
| | |
| Species | Gnamptogenys lineolata Brown, 1993
| | |
| Species | Gnamptogenys lucaris Kempf, 1968
| | |
| Species | Gnamptogenys lucida Mann, 1919
California surfclam | | |
| Species | Gnamptogenys luzonensis Wheeler, W.M., 1929
| | |
| Species | Gnamptogenys macretes Brown, 1958
| | |
| Species | Gnamptogenys magnifica Santschi, 1921
| | |
| Species | Gnamptogenys major Emery, 1901
| | |
| Species | Gnamptogenys malaensis Mann, 1919
California surfclam | | |
| Species | Gnamptogenys manadensis Mayr, 1887
| | |
| Species | Gnamptogenys mayri Santschi, 1929
| | |
| Species | Gnamptogenys mecotyle Brown, 1958
| | |
| Species | Gnamptogenys mediatrix Brown, 1958
| | |
| Species | Gnamptogenys meghalaya Lattke, 2004
| | |
| Species | Gnamptogenys menadensis Mayr, 1887
Threetooth carditid | 1 | Subspecies |
| Species | Gnamptogenys menozii Borgmeier, 1928
| | |
| Species | Gnamptogenys menozzi Borgmeier, 1928
| | |
| Species | Gnamptogenys menozzii Borgmeier, 1928
Compressed montacutid | | |
| Species | Gnamptogenys mina Brown, 1956
| | |
| Species | Gnamptogenys minor Emery, 1889
| | |
| Species | Gnamptogenys minuta Emery, 1896
Textured sportella | | |
| Species | Gnamptogenys moelleri Forel, 1912
| 1 | Subspecies |
| Species | Gnamptogenys mus Santschi, 1931
| | |
| Species | Gnamptogenys nana Kempf, 1960
Yellow eggcockle | | |
| Species | Gnamptogenys nanlingensis Chen, Lattke & Zhou, 2017
| | |
| Species | Gnamptogenys nigrifrons Borgmeier, 1948
Northern cyclocardia | | |
| Species | Gnamptogenys nigrivitrea Lattke, 1995
| | |
| Species | Gnamptogenys nitens Smith, 1858
| | |
| Species | Gnamptogenys niuguinense Lattke, John, 2004
| | |
| Species | Gnamptogenys niuguinensis Lattke, 2004
| | |
| Species | Gnamptogenys nodosa Latreille, 1802
| | |
| Species | Gnamptogenys nodosum Smith, 1858
| | |
| Species | Gnamptogenys nterruptum Mayr, 1887
| | |
| Species | Gnamptogenys obscura Mayr, 1887
| | |
| Species | Gnamptogenys obscurum Emery, 1896
| | |
| Species | Gnamptogenys ortostoma Lattke, 2004
| | |
| Species | Gnamptogenys palamala Lattke, 2004
| | |
| Species | Gnamptogenys panamensis Mayr, 1887
| | |
| Species | Gnamptogenys panda Brown, 1948
| | |
| Species | Gnamptogenys parva Emery, 1889
| | |
| Species | Gnamptogenys paso Lattke, 2004
| | |
| Species | Gnamptogenys paulina Mayr, 1884
| | |
| Species | Gnamptogenys pernambucana Mayr, 1884
| | |
| Species | Gnamptogenys perspicax Kempf & Brown, 1970
| | |
| Species | Gnamptogenys pertusa Lattke, 2004
| | |
| Species | Gnamptogenys petiscapa Lattke, 1990
Giant coquina | | |
| Species | Gnamptogenys piei Dias & Lattke, 2019
| | |
| Species | Gnamptogenys pilosa Lattke, 1995
| | |
| Species | Gnamptogenys pinealis Emery, 1889
| | |
| Species | Gnamptogenys pittieri Lattke, 1990
Giant coquina | | |
| Species | Gnamptogenys pleurodon Emery, 1896
Textured sportella | | |
| Species | Gnamptogenys pneodonax Kempf, 1968
| | |
| Species | Gnamptogenys polytreta Lattke, 2004
| | |
| Species | Gnamptogenys porcata Emery, 1896
Textured sportella | | |
| Species | Gnamptogenys posteropsis Gregg, 1951
Crystal tellin | | |
| Species | Gnamptogenys preciosa Lattke, 2004
| | |
| Species | Gnamptogenys pristina ♰ Baroni Urbani, 1980
| | |
| Species | Gnamptogenys purensis Smith, 1858
| | |
| Species | Gnamptogenys quadrutinodules Chen, Lattke & Zhou, 2017
| | |
| Species | Gnamptogenys quitensis Smith, 1858
| | |
| Species | Gnamptogenys rastrata Mayr, 1866
| | |
| Species | Gnamptogenys recta Mayr, 1884
| | |
| Species | Gnamptogenys regulare Santschi, 1929
| 1 | Subspecies |
| Species | Gnamptogenys regularis Mayr, 1870
| | |
| Species | Gnamptogenys reichenspergeri Santschi, 1929
| | |
| Species | Gnamptogenys reichenspergi Santschi, 1929
| | |
| Species | Gnamptogenys relicta Mann, 1916
Narrow-hinge astarte | | |
| Species | Gnamptogenys richteri Mayr, 1887
| | |
| Species | Gnamptogenys rimulosa Roger, 1861
| 2 | Subspecies |
| Species | Gnamptogenys rimulosum Mayr, 1887
| 2 | Subspecies |
| Species | Gnamptogenys rohdendorfi ♰ Dlussky, 2009
| | |
| Species | Gnamptogenys romani Smith, 1858
| | |
| Species | Gnamptogenys rostrata Mayr, 1866
Green blossom, Green-blossom pearly mussel | | |
| Species | Gnamptogenys rostratum Mayr, 1866
| | |
| Species | Gnamptogenys rugimala Marcineiro, & Lattke, 2020
| | |
| Species | Gnamptogenys rugodens Lattke, 2004
| | |
| Species | Gnamptogenys rugosa Forel, 1913
| 1 | Subspecies |
| Species | Gnamptogenys rumba Lattke, 2002
| | |
| Species | Gnamptogenys rustica Santschi, 1929
| | |
| Species | Gnamptogenys satzgeri Norton, 1868
| | |
| Species | Gnamptogenys sauteri Forel, 1912
| | |
| Species | Gnamptogenys scabrosus Mann, 1922
| | |
| Species | Gnamptogenys scalpta Lattke, 2004
| | |
| Species | Gnamptogenys schmitti Forel, 1901
| 1 | Subspecies |
| Species | Gnamptogenys schubarti Borgmeier, 1948
Northern cyclocardia | | |
| Species | Gnamptogenys sebastiani Smith, 1858
| | |
| Species | Gnamptogenys semicircularis Smith, 1858
| | |
| Species | Gnamptogenys semiferox Brown, 1958
| | |
| Species | Gnamptogenys siapensis Lattke, 1995
| | |
| Species | Gnamptogenys sichuanensis Lattke, 2004
| | |
| Species | Gnamptogenys sila Lattke, 2004
| | |
| Species | Gnamptogenys simalurensis Emery, 1889
| | |
| Species | Gnamptogenys simplex Norton, 1868
| 4 | Subspecies |
| Species | Gnamptogenys simplicoides Forel, 1908
| | |
| Species | Gnamptogenys simulans Emery, 1896
Textured sportella | | |
| Species | Gnamptogenys sinensis Wu & Xiao, 1987
| | |
| Species | Gnamptogenys solomonensis Lattke, 2004
| | |
| Species | Gnamptogenys soror Kempf & Brown, 1968 ⇒ Gnamptogenys caelata
| | |
| Species | Gnamptogenys spiralis Karavaiev, 1925
| | |
| Species | Gnamptogenys splendens Forel, 1912
| | |
| Species | Gnamptogenys splendida Mayr, 1870
| | |
| Species | Gnamptogenys splendidum Pergande, 1896
| | |
| Species | Gnamptogenys stellae Lattke, 1995
| | |
| Species | Gnamptogenys stolli Mayr, 1884
| | |
| Species | Gnamptogenys striatula Mayr, 1884
| 6 | Subspecies |
| Species | Gnamptogenys striatulum Emery, 1896
| 5 | Subspecies |
| Species | Gnamptogenys strigata Norton, 1868
Bumpy cyclocardia | | |
| Species | Gnamptogenys strigatum Norton, 1868
| | |
| Species | Gnamptogenys strigosum Norton, 1868
| | |
| Species | Gnamptogenys striolata Borgmeier, 1957
Kurr propellerclam | | |
| Species | Gnamptogenys stylata Menozzi, 1925
| | |
| Species | Gnamptogenys sulcata Smith, F., 1858
Louisiana pearlshell | 3 | Subspecies |
| Species | Gnamptogenys sulcatum Forel, 1912
| 5 | Subspecies |
| Species | Gnamptogenys taivaensis Wheeler, 1929
| | |
| Species | Gnamptogenys taivanensis Wheeler, W.M., 1929
| | |
| Species | Gnamptogenys teffensis Santschi, 1929
| 1 | Subspecies |
| Species | Gnamptogenys tornata Roger, 1861
| | |
| Species | Gnamptogenys tornatum Forel, 1912
| 1 | Subspecies |
| Species | Gnamptogenys toronates Lattke, 2004
| | |
| Species | Gnamptogenys tortulosa
| | |
| Species | Gnamptogenys tortuolosa Smith, F., 1858
Louisiana pearlshell | 1 | Subspecies |
| Species | Gnamptogenys tortuolosum Smith, 1858
| | |
| Species | Gnamptogenys transversa Lattke, 1995
| | |
| Species | Gnamptogenys treta Lattke, 2004
| | |
| Species | Gnamptogenys triangularis Mayr, 1887
South American grooved ant, Threetooth carditid | 1 | Subspecies |
| Species | Gnamptogenys trigona Emery, 1906
| | |
| Species | Gnamptogenys trigonum Emery, 1906
| | |
| Species | Gnamptogenys turmalis Kempf & Brown, 1968 ⇒ Gnamptogenys hartmani
Ovate gastrochaenid | | |
| Species | Gnamptogenys unicolor Emery, 1889
| | |
| Species | Gnamptogenys vidua Santschi, 1929
| | |
| Species | Gnamptogenys volcano Lattke, 1995
| | |
| Species | Gnamptogenys vollenweideri Mayr, 1884
| | |
| Species | Gnamptogenys vriesi Brandao & Lattke, 1990
Northern propellerclam | | |
| Species | Gnamptogenys wallacei Donisthorpe, 1932
| | |
| Species | Gnamptogenys wasmanni Santschi, 1929
| 1 | Subspecies |
| Species | Gnamptogenys wheeleri Santschi, 1929
| | |
| Species | Gnamptogenys wilsoni Lattke, 2007
| | |
| Species | Gnamptogenys ypirangensis Borgmeier, 1928
| | |
