| Tachysphex actites Pulawski, 1994 | Crescent milkvetch |
| Tachysphex adjunctus Kohl, 1885 | |
| Tachysphex aemulus Kohl, 1906 | |
| Tachysphex aethiopicus Arnold, 1923 | |
| Tachysphex agnus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex albocinctus Lucas, 1849 | |
| Tachysphex angustatus Pulawski, 1967 | |
| Tachysphex anthracinus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex apakaensis | |
| Tachysphex apakensis Tsuneki, 1971 | |
| Tachysphex argentatus (Gussakovskij, 1952) | ⇒ Tachysphex erythrophorus Dalla Torre, 1897 |
| Tachysphex ashmeadii Fox, 1894 | |
| Tachysphex atratus Lepeletier d..., 1845 | |
| Tachysphex aureopilosus Tsuneki, 1972 | |
| Tachysphex auriceps (Cameron, 1889) | ⇒ Tachysphex panzeri Van der Linden, 1829 |
| Tachysphex austriacus (Kohl, 1892) | ⇒ Tachysphex pompiliformis Panzer, 1805 |
| Tachysphex barkeri Arnold, 1923 | |
| Tachysphex beaumonti Pulawski, 1971 | Aladdin's slippers |
| Tachysphex beidzimiao Tsuneki, 1971 | |
| Tachysphex beidzmiao | |
| Tachysphex bengalensis (Cameron, 1889) | ⇒ Tachysphex nigricolor Dalla Torre, 1897 |
| Tachysphex bituberculatus (Cameron, 1905) | ⇒ Tachysphex morosus Smith, 1858 |
| Tachysphex blattivorus Gussakovskij, 1952 | |
| Tachysphex bouceki Straka, 2005 | Silverleaf milkvetch |
| Tachysphex brevipecten de Beaumont, 1955 | |
| Tachysphex brevipennis Mercet, 1909 | Silverleaf milkvetch |
| Tachysphex brevipes Pulawski, 1971 | Aladdin's slippers |
| Tachysphex brinckerae Turner, 1917 | |
| Tachysphex brullii F. Smith, 1833 | Eastern treehole mosquito |
| Tachysphex brullii brullii F Smith, 1856 | |
| Tachysphex brullii galileus de Beaumont, 1947 | |
| Tachysphex carli Beaumont, 1947 | Eastern treehole mosquito |
| Tachysphex changi Tsuneki, 1967 | |
| Tachysphex changi changi Tsuneki, 1967 | |
| Tachysphex changi luzonicus Tsuneki, 1983 | |
| Tachysphex cheops de Beaumont, 1940 | |
| Tachysphex chephren de Beaumont, 1940 | |
| Tachysphex chiastotrichus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex clarconis Viereck, 1906 | |
| Tachysphex clypedentalis T. Li, Li, &..., 2008 | |
| Tachysphex conclusus Nurse, 1903 | |
| Tachysphex confrater Pulawski, 1971 | Aladdin's slippers |
| Tachysphex consocius Kohl, 1892 | |
| Tachysphex coriaceus A. Costa, 1867 | |
| Tachysphex costae De Stefani, 1882 | Mourning milkvetch |
| Tachysphex costae canariensis Beaumont, 1968 | |
| Tachysphex crassiformis Viereck, 1906 | |
| Tachysphex crassipes Arnold, 1923 | |
| Tachysphex crinitus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex crocodilius | |
| Tachysphex ctenophorus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex denisi (Beaumont, 1936) | ⇒ Tachysphex adjunctus Kohl, 1885 |
| Tachysphex depressiventris Turner, 1916 | |
| Tachysphex descendentis Mercet, 1909 | Silverleaf milkvetch |
| Tachysphex deserticola de Beaumont, 1940 | |
| Tachysphex desertorum F. Morawitz, 1894 | |
| Tachysphex detritus Arnold, 1924 | |
| Tachysphex diadelus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex dignus Kohl, 1889 | |
| Tachysphex dimidiatus Panzer, 1809 | |
| Tachysphex dissimulatus Pulawski, 2007 | Crescent milkvetch |
| Tachysphex dolosus Arnold, 1923 | |
| Tachysphex drymobius Pulawski, 1994 | Crescent milkvetch |
| Tachysphex dzinghis Tsuneki, 1972 | |
| Tachysphex erythrophorus Dalla Torre, 1897 | |
| Tachysphex erythropus Spinola, 1839 | |
| Tachysphex eucharistus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex euxinus Pulawski, 1958 | |
| Tachysphex excelsus R. Turner, 1917 | |
| Tachysphex excisus Arnold, 1945 | California saltmarsh mosquito |
| Tachysphex eximius Pulawski, 1971 | Aladdin's slippers |
| Tachysphex fanuiensis Cheesman, 1928 | |
| Tachysphex ferrugineus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex formosanus Tsuneki, 1971 | |
| Tachysphex fugax Radoszkowski, 1877 | |
| Tachysphex fulviantennatus Tsuneki, 1976 | |
| Tachysphex fulvicornis (R. Turner, 1918) | ⇒ Tachysphex fulviantennatus Tsuneki, 1976 |
| Tachysphex fulvitarsis (Costa, 1867) | ⇒ Tachysphex pompiliformis Panzer, 1805 |
| Tachysphex fulvitarsis erythrogaster A. Costa, 1882 | |
| Tachysphex fulvitarsis fulvitarsis A. Costa, 1867 | |
| Tachysphex fuscispina Pulawski, 1971 | Aladdin's slippers |
| Tachysphex gegen Tsuneki, 1971 | |
| Tachysphex geniculatus Spinola, 1839 | |
| Tachysphex georgii Arnold, 1940 | |
| Tachysphex glaber Kohl, 1906 | |
| Tachysphex gracilicornis Mercet, 1909 | Silverleaf milkvetch |
| Tachysphex gracilitarsis Morice, 1910 | |
| Tachysphex graecus Kohl, 1883 | |
| Tachysphex grandii Beaumont, 1965 | |
| Tachysphex grandissimus (Gussakovskij, 1933) | ⇒ Tachysphex sordidus Dahlbom, 1845 |
| Tachysphex gryllivorus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex gujaraticus Nurse, 1909 | |
| Tachysphex gussakovskii Pulawski, 1971 | Aladdin's slippers |
| Tachysphex haematopus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex harpax Arnold, 1923 | |
| Tachysphex helveticus Kohl, 1885 | Aladdin's slippers |
| Tachysphex helveticus helveticus Kohl, 1885 | |
| Tachysphex helveticus quadrifasciatus Pulawski, 1971 | |
| Tachysphex horus (de Beaumont, 1940) | ⇒ Tachysphex luxuriosus Morice, 1897 |
| Tachysphex hostilis Kohl, 1901 | |
| Tachysphex humilis Straka, 2005 | Silverleaf milkvetch |
| Tachysphex idzekii Tsuneki, 1971 | |
| Tachysphex incertus Radoszkowski, 1877 | |
| Tachysphex incertus incertus Radoszkowski, 1877 | |
| Tachysphex incertus rufiventralis (Ferton, 1905) | ⇒ Tachysphex incertus Radoszkowski, 1877 |
| Tachysphex indicus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex inextricabilis Pulawski, 1971 | Aladdin's slippers |
| Tachysphex instructus Nurse, 1909 | |
| Tachysphex isis de Beaumont, 1940 | |
| Tachysphex jokischianus Panzer, 1809 | |
| Tachysphex julliani (Kohl, 1883) | ⇒ Tachysphex mauretanus Pulawski, 1971 |
| Tachysphex kalaharicus Arnold, 1924 | |
| Tachysphex karasi Straka, 2005 | Silverleaf milkvetch |
| Tachysphex kaszabi Tsuneki, 1972 | |
| Tachysphex kodairai Tsuneki, 1971 | |
| Tachysphex laevifrons (Smith, 1856) | ⇒ Tachysphex acutus Patton, 1881 |
| Tachysphex lagunaensis Tsuneki, 1983 | |
| Tachysphex lagunensis | |
| Tachysphex laidli | |
| Tachysphex laticauda Gussakovskij, 1933 | |
| Tachysphex latifrons Kohl, 1884 | |
| Tachysphex lativalvis S.Saunders, 1910 | |
| Tachysphex lindbergi Beaumont, 1956 | |
| Tachysphex liriformis Pulawski, 1967 | |
| Tachysphex longipalpis de Beaumont, 1940 | Aladdin's slippers |
| Tachysphex longipalpis longipalpis de Beaumont, 1940 | |
| Tachysphex longipalpis simplex Pulawski, 1971 | |
| Tachysphex lucillus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex magnaemontis Hensen, 1987 | |
| Tachysphex malkovskii Pulawski, 1971 | Aladdin's slippers |
| Tachysphex mauretanus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex mediterraneus Kohl, 1883 | |
| Tachysphex melas Pulawski, 2007 | Crescent milkvetch |
| Tachysphex melas melas Kohl, 1898 | |
| Tachysphex mesembrius Pulawski, 2007 | Crescent milkvetch |
| Tachysphex micans Radoszkowski, 1877 | |
| Tachysphex miniatulus Arnold, 1924 | |
| Tachysphex minutus (Nurse, 1909) | ⇒ Tachysphex brevipennis Mercet, 1909 |
| Tachysphex mocsaryi Kohl, 1884 | |
| Tachysphex moczari Tsuneki, 1972 | |
| Tachysphex moczaryi Kohl, 1884 | |
| Tachysphex modestus Arnold, 1924 | |
| Tachysphex morawitzi Pulawski, 1971 | Aladdin's slippers |
| Tachysphex morosus Smith, 1858 | Cicadakiller |
| Tachysphex morosus morosus F Smith, 1858 | |
| Tachysphex morosus titidzimaensis Tsuneki, 1984 | |
| Tachysphex mundus Fox, 1894 | |
| Tachysphex mycerinus de Beaumont, 1940 | |
| Tachysphex namaqua Pulawski, 2007 | Crescent milkvetch |
| Tachysphex naranhun Tsuneki, 1971 | |
| Tachysphex nasalis F. Morawitz, 1893 | |
| Tachysphex nigerrimus Smith, 1856 | Black cockroach hunter |
| Tachysphex nigricolor Dalla Torre, 1897 | |
| Tachysphex nigricolor lanhsuensis Tsuneki, 1977 | |
| Tachysphex nigricolor nigricolor Dalla Torre, 1897 | |
| Tachysphex nigricolor yaeyamanus Tsuneki, 1971 | |
| Tachysphex nigripennis Spinola, 1808 | |
| Tachysphex nitidior Beaumont, 1940 | |
| Tachysphex nitidissimus Beaumont, 1952 | |
| Tachysphex nitidus (Spinola, 1805) | ⇒ Tachysphex unicolor Panzer, 1806 |
| Tachysphex noar Pulawski, 1994 | Crescent milkvetch |
| Tachysphex nonakai Tsuneki, 1971 | |
| Tachysphex novarae Saussure, 1867 | |
| Tachysphex obscuripennis Schenck, 1857 | |
| Tachysphex obscuripennis gibbus Kohl, 1885 | |
| Tachysphex obscuripennis obscuripennis Schenck, 1857 | |
| Tachysphex obscurus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex opacus F. Morawitz, 1893 | |
| Tachysphex oxychelus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex palopterus Dahlbom, 1845 | |
| Tachysphex panzeri Van der Linden, 1829 | |
| Tachysphex panzeri panzeri | |
| Tachysphex panzeri rufiventris (Spinola, 1838) | ⇒ Tachysphex panzeri Van der Linden, 1829 |
| Tachysphex pectinipes (Linnaeus, 1758) | ⇒ Tachysphex pompiliformis Panzer, 1805 |
| Tachysphex pekingensis Tsuneki, 1971 | |
| Tachysphex pentheri Cameron, 1905 | |
| Tachysphex persa Gussakovskij, 1933 | |
| Tachysphex persa confinis Gussakovskij, 1952 | |
| Tachysphex persa nigripes Pulawski, 1967 | |
| Tachysphex persa persa Gussakovskij, 1933 | |
| Tachysphex picnic van Ooijen, 1987 | Twogrooved milkvetch |
| Tachysphex pilosellus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex pisonopsis Pulawski, 1974 | |
| Tachysphex platystethus Pulawski, 2007 | Crescent milkvetch |
| Tachysphex plicosus A. Costa, 1867 | |
| Tachysphex pompiliformis Panzer, 1805 | |
| Tachysphex prismaticus Straka, 2005 | Silverleaf milkvetch |
| Tachysphex psammobius Kohl, 1880 | |
| Tachysphex pseudofasiatus | |
| Tachysphex pseudopanzeri Beaumont, 1955 | |
| Tachysphex pulcher Pulawski, 1967 | |
| Tachysphex puncticeps (Cameron, 1903) | ⇒ Tachysphex semirufus Cresson, 1865 |
| Tachysphex punctipes Pulawski, 1967 | |
| Tachysphex punctipleuris Straka, 2016 | |
| Tachysphex pusulosus de Beaumont, 1955 | |
| Tachysphex quadricolor Gerstaecker, 1858 | |
| Tachysphex radiatus Gussakovskij, 1952 | |
| Tachysphex radoszkowskyi F. Morawitz, 1893 | |
| Tachysphex ramses Pulawski, 1971 | Aladdin's slippers |
| Tachysphex rubicundus Pulawski, 1971 | Aladdin's slippers |
| Tachysphex rugicauda Pulawski, 1994 | Crescent milkvetch |
| Tachysphex saundersi Mercet, 1909 | Silverleaf milkvetch |
| Tachysphex schmiedeknechti Kohl, 1883 | |
| Tachysphex schoenlandi Cameron, 1905 | |
| Tachysphex schwarzi Pulawski, 1967 | |
| Tachysphex semirufa Cresson, 1865 | |
| Tachysphex semirufus Cresson, 1865 | |
| Tachysphex sericans Gussakovskij, 1952 | Aladdin's slippers |
| Tachysphex sericans sericans Gussakovskij, 1952 | |
| Tachysphex sericeus F. Smith, 1856 | |
| Tachysphex siitanus Tsuneki, 1971 | |
| Tachysphex similis Rohwer, 1910 | Rogue River milkvetch |
| Tachysphex socotrae Pulawski, 2007 | Crescent milkvetch |
| Tachysphex sordidus Dahlbom, 1845 | |
| Tachysphex spatulifer Pulawski, 1982 | |
| Tachysphex splendidulus F. Morawitz, 1893 | |
| Tachysphex spretus Kohl, 1901 | |
| Tachysphex sri Pulawski, 1994 | Crescent milkvetch |
| Tachysphex stachi de Beaumont, 1936 | Mourning milkvetch |
| Tachysphex stysi Straka, 2008 | |
| Tachysphex subdentatus F. Morawitz, 1893 | |
| Tachysphex svetlanae Pulawski, 1971 | Aladdin's slippers |
| Tachysphex sympleuron Pulawski, 1994 | Crescent milkvetch |
| Tachysphex tarsatus Say, 1823 | |
| Tachysphex tarsinus Lepeletier, 1845 | |
| Tachysphex tenuis Turner, 1908 | |
| Tachysphex tessellatus Dahlbom, 1845 | |
| Tachysphex testaceipes Bingham, 1897 | |
| Tachysphex unicolor Panzer, 1806 | |
| Tachysphex unicolor simonyi Kohl, 1892 | |
| Tachysphex unicolor unicolor Panzer, 1806 | |
| Tachysphex vardyi Pulawski, 1977 | |
| Tachysphex walkeri Turner, 1908 | |
| Tachysphex xanthoptesimus Pulawski, 1994 | Crescent milkvetch |
| Tachysphex yarrowi de Beaumont, 1960 | |
