| Conocephalus (Anisoptera) dorsalis (Latreille, 1804) | ⇒ Conocephalus burri Ebner, 1910 |
| Conocephalus (Anisoptera) exemptus Walker, 1869 | |
| Conocephalus (Anisoptera) fasciatus De Geer, 1773 | Slender meadow grasshopper |
| Conocephalus fasciatus fasciatus (De Geer, 1773) | ⇒ Conocephalus fasciatus De Geer, 1773 |
| Conocephalus (Anisoptera) flavus Redtenbacher, 1891 | |
| Conocephalus (Anisoptera) japonicus Redtenbacher, 1891 | Japanese meadow longhorn grasshopper |
| Conocephalus (Anisoptera) melaenus (Haan, 1842) | ⇒ Conocephalus melanus De Haan, 1842 |
| Conocephalus (Anisoptera) resacensis Rehn & Hebard, 1915 | Agardh lupine |
| Conocephalus (Anisoptera) strictus Scudder, 1875 | Straight-Laced Meadow Grasshopper |
| Conocephalus (Conocephalus) aigialus Rehn & Hebard, 1915 | Agardh lupine |
| Conocephalus (Conocephalus) attenuatus (Scudder, 1869) | ⇒ Neoconocephalus ensiger Harris, 1841 |
| Conocephalus (Conocephalus) brevipennis (Scudder, 1862) | ⇒ Ruspolia interrupta Walker, 1869 |
| Conocephalus brevipennis brevipennis Scudder, S.H., 1862 | |
| Conocephalus (Conocephalus) doryphorus Karny, 1907 | |
| Conocephalus (Conocephalus) gracillimus Morse, 1901 | Graceful meadow grasshopper |
| Conocephalus (Conocephalus) hygrophilus Rehn & Hebard, 1915 | Agardh lupine |
| Conocephalus (Conocephalus) kisi Harz, 1967 | Peloponnese Cone-head |
| Conocephalus (Conocephalus) nemoralis Scudder, 1875 | Woodland grasshopper |
| Conocephalus (Conocephalus) nigropleuroides Fox, 1912 | Tidewater meadow katydid |
| Conocephalus (Conocephalus) nigropleurum Bruner, 1891 | Black-Sided Meadow Grasshopper |
| Conocephalus (Conocephalus) occidentalis (Morse, 1901) | ⇒ Neoconocephalus occidentalis Saussure, 1859 |
| Conocephalus (Conocephalus) saltans Scudder, 1872 | Prairie meadow katydid |
| Conocephalus (Conocephalus) spartinae Fox, 1912 | Salt Marsh Meadow Grasshopper |
| Conocephalus (Conocephalus) willemsei Pitkin, 1980 | Willemse's Meadow Katydid |
| Conocephalus (Dicellurina) allardi Caudell, 1910 | Allard's meadow grasshopper |
| Conocephalus (Xiphidion) cinereus Thunberg, 1815 | Caribbean meadow katydid |
| Conocephalus (Xiphidion) fuscus Thunberg, 1815 | Long-winged Cone-head |
| Conocephalus (Xiphidion) saltator Saussure, 1859 | Katydid |
| Conocephalus (Xiphidion) spinosus Morse, 1901 | San Diego meadow katydid |
| Conocephalus (Xiphidion) stictomerus Rehn & Hebard, 1915 | Spotted-legged meadow grasshopper |
| Conocephalus ensiferus (Willemse, C., 1942) | ⇒ Conocephalus willemsei Pitkin, 1980 |
| Conocephalus fasciata De Geer, 1773 | |
| Conocephalus melaena Haan, 1842 | |
| Conocephalus melanus De Haan, 1842 | |
| Conocephalus vicinus (Morse, 1901) | ⇒ Ruspolia differens Serville, 1838 |
| Odontoxiphidium apterum Morse, 1901 | Wingless meadow katydid |
| Orchelimum (Metarhoptrum) superbum Rehn & Hebard, 1915 | Superb meadow grasshopper |
| Orchelimum (Metarhoptrum) unispina Saussure & P..., 1898 | Arizona meadow katydid |
| Orchelimum (Orchelimum) agile De Geer, 1773 | Agile Meadow Grasshopper |
| Orchelimum (Orchelimum) bullatum Rehn & Hebard, 1915 | Agardh lupine |
| Orchelimum (Orchelimum) campestre Blatchley, 1893 | Dusky-faced meadow katydid |
| Orchelimum (Orchelimum) carinatum Walker, 1971 | Carinate meadow katydid |
| Orchelimum (Orchelimum) concinnum Scudder, 1862 | Dusky-faced meadow grasshopper |
| Orchelimum concinnum campestre (Blatchley, 1893) | ⇒ Orchelimum campestre Blatchley, 1893 |
| Orchelimum concinnum delicatum (Bruner, 1892) | ⇒ Orchelimum delicatum Bruner, 1892 |
| Orchelimum (Orchelimum) delicatum Bruner, 1892 | Delicate meadow katydid |
| Orchelimum (Orchelimum) erythrocephalum Davis, 1905 | Red-head meadow grasshopper |
| Orchelimum (Orchelimum) fidicinium Rehn & Hebard, 1907 | Fleshy lupine |
| Orchelimum (Orchelimum) gladiator Bruner, 1891 | Gladiator meadow katydid |
| Orchelimum (Orchelimum) laticauda Redtenbacher, 1891 | |
| Orchelimum (Orchelimum) militare Rehn & Hebard, 1907 | Military meadow grasshopper |
| Orchelimum (Orchelimum) minor Bruner, 1891 | Lesser pine katydid |
| Orchelimum (Orchelimum) nigripes Scudder, 1875 | Black-legged meadow katydid |
| Orchelimum (Orchelimum) pulchellum Davis, 1909 | Handsome meadow grasshopper |
| Orchelimum (Orchelimum) silvaticum McNeill, 1891 | Finned stilt crab |
| Orchelimum (Orchelimum) vulgare Harris, 1841 | Common Meadow Grasshopper |
| Orchelimum (Stenorhoptrum) bradleyi Rehn & Hebard, 1915 | Bradley's meadow grasshopper |
| Orchelimum (Stenorhoptrum) placidum ♰ S. H. Scudder, 1890 | |
| Orchelimum (Stenorhoptrum) volantum McNeill, 1891 | Nimble meadow grasshopper |
| Orchelimum bruneri (Blatchley, 1893) | ⇒ Orchelimum placidum S. H. Scudder, 1890 |
| Orchelimum crusculum (Davis, W.T., 1908) | ⇒ Orchelimum laticauda Redtenbacher, 1891 |
| Orchelimum cuticulare (Serville, 1838) | ⇒ Orchelimum bradleyi Rehn & Hebard, 1915 |
| Orchelimum glaberrimum (Burmeister, 1838) | ⇒ Orchelimum vulgare Harris, 1841 |
| Orchelimum gracile (Bruner, L., 1891) | ⇒ Orchelimum erythrocephalum Davis, 1905 |
| Orchelimum indianense (Blatchley, 1893) | ⇒ Orchelimum erythrocephalum Davis, 1905 |
| Xiphidium nemiorace | |
| Xiphidium nemorale (Scudder, S.H., 1875) | ⇒ Conocephalus nemoralis Scudder, 1875 |
| Xiphidium nigropleurum (Bruner, L., 1891) | ⇒ Conocephalus nigropleurum Bruner, 1891 |
| Xiphidium occidentale Morse, 1901 | |
| Xiphidium vicinum (Morse, 1901) | ⇒ Conocephalus flavus Redtenbacher, 1891 |
