Ichneumonidae Latreille, 1802
Mesoleptus adaequator (Forster, 1876)
Mesoleptus adversarius (Forster, 1876)
Mesoleptus aequilatus (Forster, 1876)
Mesoleptus aggressorius (Forster, 1876)
Mesoleptus agilis (Forster, 1876)
Mesoleptus agnatus (Forster, 1876)
Mesoleptus albolineatus Gravenhorst, 1829
Mesoleptus alticola (Forster, 1876)
Mesoleptus ambiguus (Forster, 1876)
Mesoleptus ambulator (Forster, 1876)
Mesoleptus anceps (Forster, 1876)
Mesoleptus anguinus (Forster, 1876)
Mesoleptus angustulus (Forster, 1876)
Mesoleptus annexus (Forster, 1876)
Mesoleptus anxius (Forster, 1876)
Mesoleptus apertus Brues, 1910
Mesoleptus approximatus (Forster, 1876)
Mesoleptus arridens Gravenhorst, 1829
Mesoleptus arrogans (Forster, 1876)
Mesoleptus assimilis (Forster, 1876)
Mesoleptus attenuatus (Forster, 1876)
Mesoleptus auxiliarius (Forster, 1876)
Mesoleptus beneplacitus (Forster, 1876)
Mesoleptus biguttulus Gravenhorst, 1829
Mesoleptus binoculus (Forster, 1876)
Mesoleptus binominatus Smith, 1853
Mesoleptus biosteres (Forster, 1876)
Mesoleptus bipartitus (Fonscolombe, 1852)
Mesoleptus bizonulis (Forster, 1876)
Mesoleptus blandus (Forster, 1876)
Mesoleptus borealis (Davis, 1898)
Mesoleptus brevis (Forster, 1876)
Mesoleptus callidus (Forster, 1876)
Mesoleptus carinatus (Forster, 1876)
Mesoleptus circumspectus (Forster, 1876)
Mesoleptus coarctatus (Gravenhorst, 1829)
Mesoleptus commixtus (Forster, 1876)
Mesoleptus complacens (Forster, 1876)
Mesoleptus comptus (Forster, 1876)
Mesoleptus concinnus (Forster, 1876)
Mesoleptus concors (Forster, 1876)
Mesoleptus confusus (Forster, 1876)
Mesoleptus congener (Forster, 1876)
Mesoleptus contrarius (Forster, 1876)
Mesoleptus cooperator (Forster, 1876)
Mesoleptus coxalis (Habermehl, 1920)
Mesoleptus cupidus (Forster, 1876)
Mesoleptus curiosus (Forster, 1876)
Mesoleptus cursitans (Forster, 1876)
Mesoleptus davisii (Dalla Torre, 1902)
Mesoleptus debilitatus (Forster, 1876)
Mesoleptus deceptor (Forster, 1876)
Mesoleptus declinans (Forster, 1876)
Mesoleptus declivus (Provancher, 1886)
Mesoleptus defectivus (Forster, 1876)
Mesoleptus definitus (Forster, 1876)
Mesoleptus delicatus (Forster, 1876)
Mesoleptus derasus (Forster, 1876)
Mesoleptus despectus (Forster, 1876)
Mesoleptus devotus (Forster, 1876)
Mesoleptus difformis (Forster, 1876)
Mesoleptus diminutus (Forster, 1876)
Mesoleptus distans (Forster, 1876)
Mesoleptus distinctus (Forster, 1876)
Mesoleptus egregius (Forster, 1876)
Mesoleptus elaphrus (Forster, 1876)
Mesoleptus elegantulus (Forster, 1876)
Mesoleptus elongatus (Fonscolombe, 1852)
Mesoleptus enodis (Forster, 1876)
Mesoleptus erugatus (Forster, 1876)
Mesoleptus evagator (Forster, 1876)
Mesoleptus evanescens Ratzeburg, 1852
Mesoleptus exaequatus (Forster, 1876)
Mesoleptus exhaustorius (Forster, 1876)
Mesoleptus exiguus (Forster, 1876)
Mesoleptus exstinctus (Forster, 1876)
Mesoleptus exstirpator (Forster, 1876)
Mesoleptus exstirpatus Brues, 1910
Mesoleptus fallax (Forster, 1876)
Mesoleptus fasciatus Provancher, 1885
Mesoleptus filicornis (Thomson, 1884)
Mesoleptus filiventris (Forster, 1876)
Mesoleptus flexibilis (Forster, 1876)
Mesoleptus foveolatus (Forster, 1876)
Mesoleptus fractus (Forster, 1876)
Mesoleptus fulvipes Gravenhorst, 1829
Mesoleptus fundatus (Forster, 1876)
Mesoleptus futilis (Forster, 1876)
Mesoleptus gallicus (Forster, 1876)
Mesoleptus gemellus (Forster, 1876)
Mesoleptus genitor (Forster, 1876)
Mesoleptus genuinus (Forster, 1876)
Mesoleptus glabriculus (Forster, 1876)
Mesoleptus glaucus (Davis, 1898)
Mesoleptus gracilis (Forster, 1876)
Mesoleptus gracillimus (Habermehl, 1920)
Mesoleptus gratiosus (Forster, 1876)
Mesoleptus gravabilis (Forster, 1876)
Mesoleptus homologus (Forster, 1876)
Mesoleptus hospitans (Forster, 1876)
Mesoleptus humilis (Forster, 1876)
Mesoleptus hypoleptus (Forster, 1876)
Mesoleptus ignotus Cresson, 1868
Mesoleptus impotens (Forster, 1876)
Mesoleptus incitus (Forster, 1876)
Mesoleptus inclinator Schiodte, 1839
Mesoleptus incolumis (Forster, 1876)
Mesoleptus incompletus (Provancher, 1886)
Mesoleptus ineditus (Forster, 1876)
Mesoleptus infestus (Forster, 1876)
Mesoleptus infirmus (Forster, 1876)
Mesoleptus infligens (Forster, 1876)
Mesoleptus intermedius (Forster, 1876)
Mesoleptus intermixtus (Forster, 1876)
Mesoleptus internecivus (Forster, 1876)
Mesoleptus invalidus (Forster, 1876)
Mesoleptus invidiosus (Forster, 1876)
Mesoleptus invitus (Forster, 1876)
Mesoleptus jucundus (Forster, 1876)
Mesoleptus juvenilis (Forster, 1876)
Mesoleptus labilis (Forster, 1876)
Mesoleptus laevigatus (Gravenhorst, 1820)
Mesoleptus lateralis Schiodte, 1839
Mesoleptus laticinctus (Walker, 1874)
Mesoleptus lepidus (Forster, 1876)
Mesoleptus leptodomus (Forster, 1876)
Mesoleptus leptogaster (Forster, 1876)
Mesoleptus leucostomus Gravenhorst, 1829
Mesoleptus levis (Forster, 1876)
Mesoleptus limitaris (Forster, 1876)
Mesoleptus marginatus (Thomson, 1884)
Mesoleptus maurus Gravenhorst, 1829
Mesoleptus melanocerus (Forster, 1876)
Mesoleptus melanurus (Forster, 1876)
Mesoleptus mesomeristus (Forster, 1876)
Mesoleptus mirabilis Stephens, 1835
Mesoleptus mitis (Forster, 1876)
Mesoleptus molestus (Forster, 1876)
Mesoleptus navus (Forster, 1876)
Mesoleptus nefastus (Forster, 1876)
Mesoleptus neglectus (Forster, 1876)
Mesoleptus nemophilus (Forster, 1876)
Mesoleptus nitidulus (Forster, 1876)
Mesoleptus nosophorus (Forster, 1876)
Mesoleptus novellus (Forster, 1876)
Mesoleptus obscurellus (Forster, 1876)
Mesoleptus occultus (Forster, 1876)
Mesoleptus oligomerus (Forster, 1876)
Mesoleptus olistherus (Forster, 1876)
Mesoleptus onerosus (Forster, 1876)
Mesoleptus optabilis (Forster, 1876)
Mesoleptus opulentus (Smits van Burgst, 1913)
Mesoleptus palpator Schiodte, 1839
Mesoleptus percussor (Forster, 1876)
Mesoleptus perditorius (Forster, 1876)
Mesoleptus peregrinus (Forster, 1876)
Mesoleptus petiolaris (Thomson, 1884)
Mesoleptus pontresinensis (Forster, 1876)
Mesoleptus pravus (Forster, 1876)
Mesoleptus prolixus Schiodte, 1839
Mesoleptus pronus (Forster, 1876)
Mesoleptus propinquus (Forster, 1876)
Mesoleptus propugnator (Forster, 1876)
Mesoleptus punctiger (Forster, 1876)
Mesoleptus purus (Forster, 1876)
Mesoleptus quadrituberculatus (Forster, 1876)
Mesoleptus quietus (Forster, 1876)
Mesoleptus raptor (Forster, 1876)
Mesoleptus reclinator Schiodte, 1839
Mesoleptus remotus (Forster, 1876)
Mesoleptus renitens (Forster, 1876)
Mesoleptus requirens (Forster, 1876)
Mesoleptus retractus (Forster, 1876)
Mesoleptus ripicola (Thomson, 1884)
Mesoleptus ruficoxatus (Forster, 1876)
Mesoleptus rufipes (Forster, 1876)
Mesoleptus rufiventris (Smits van Burgst, 1913)
Mesoleptus sapporensis (Uchida, 1930)
Mesoleptus scrutator (Haliday, 1838)
Mesoleptus seductorius (Forster, 1876)
Mesoleptus segregatus (Forster, 1876)
Mesoleptus semiflavus Nees, 1830
Mesoleptus signatus (Forster, 1876)
Mesoleptus silesiacus (Forster, 1876)
Mesoleptus similatorius (Forster, 1876)
Mesoleptus singularis (Forster, 1876)
Mesoleptus sobrius (Forster, 1876)
Mesoleptus solitarius (Forster, 1876)
Mesoleptus sollicitus (Forster, 1876)
Mesoleptus speciosus Curtis, 1837
Mesoleptus speculum (Forster, 1876)
Mesoleptus spoliator (Forster, 1876)
Mesoleptus subcompressus Gravenhorst, 1829
Mesoleptus subdentatus (Forster, 1876)
Mesoleptus subimpressus (Forster, 1876)
Mesoleptus subrugosus (Forster, 1876)
Mesoleptus subsulcatus (Forster, 1876)
Mesoleptus subtilis (Forster, 1876)
Mesoleptus taeniolatus (Forster, 1876)
Mesoleptus tenellus (Forster, 1876)
Mesoleptus tenuiventris (Forster, 1876)
Mesoleptus tobiasi Jonaitis, 2004
Mesoleptus transversor (Thunberg, 1822)
Mesoleptus trepidus (Forster, 1876)
Mesoleptus tribulator (Forster, 1876)
Mesoleptus trifoveolatus (Forster, 1876)
Mesoleptus tripunctus (Forster, 1876)
Mesoleptus unipunctus (Forster, 1876)
Mesoleptus unitus (Forster, 1876)
Mesoleptus vacuus (Forster, 1876)
Mesoleptus vetustus (Forster, 1876)
Mesoleptus vicinus (Forster, 1876)
Mesoleptus vigilatorius (Forster, 1876)
Mesoleptus vilis (Forster, 1876)
Mesoleptus volubilis (Forster, 1876)