Superfamily EUCNEMIDAE Eschscholtz, 1829

Subfamily PEROTHOPINAE Lacordaire, 1857

Genus Perothops Laporte, 1838

Subfamily PHYLLOCERINAE Reitter, 1905

Tribe ANELASTINI Reitter, 1921

Genus Anelastes Kirby, 1818. A. californicus Muona, desertorum Muona, drurii Kirby

Subfamily PSEUDOMENINAE Muona, 1993

Tribe SCHIZOPHILINI Muona, 1993

Genus Schizophilus Bonvouloir, 1871. S. subrufus (Randall)

Subfamily PALAEOXENINAE Muona, 1993

Genus Palaeoxenus Horn, 1891. P. dohrni (Horn)

Subfamily MELASINAE Fleming, 1821

Tribe MELASINI Fleming, 1821

Genus Isorhipis Boisduval & Lacordaire, 1835. I. nubila (Bonvouloir), obliqua (Say) (30), occidentalis Muona, ruficornis (Say) (NEARCTIC) – 30

Genus Melasis Olivier, 1790. M. pectinicornis Melsheimer (67), rufipalpus Chevrolat, rufipennis Horn (1), tsugae Hopping (NEARCTIC) – 68

Tribe HYLOCHARINI Jacquelin du Val, 1859

Genus Hylochares Laporte, 1834. H. nigricornis (Say) (1 – retained RLOC) (NEARCTIC) – 0

Tribe XYLOBIINI Reitter, 1911

Genus Xylophilus Mannerheim, 1823. X. crassicornis Muona, cylindriformis (Horn)

Tribe EPIPHANINI Muona, 1993

Genus Epiphanis Eschscholtz, 1829. E. cornutus Eschschultz

Genus Hylis des Gozis, 1866. H. californicus (Van Dyke), frontosus (Say), irvinei Muona, terminalis (LeConte)

Tribe DIRHAGINI Reitter, 1911

Genus Protofarsus Muona, 1993. P. caribicus Muona (1) (NEARCTIC) – 1

Genus Arrhipis Bonvouloir, 1871. A. lanieri (Guerin-Meneville) (2) (NEARCTIC) – 2

Genus Entomophthalmus Bonvouloir, 1871. E. rufiolus (LeConte)

Genus Rhagomicrus Fleutiaux, 1902. R. bonvouloiri (Horn) (2), humeralis (Say), thomasi Muona, thoracicus (Horn) (NEARCTIC) – 2

Genus Golbachia Cobos, 1955. G. impressicollis (Bonvouloir) (1), wrighti (Knull) (NEARCTIC) – 1

Genus Adelothyreus Chevrolat, 1867. A. barrae Muona, dejeani Bonvouloir, downiei Muona

Genus Microrhagus Dejean, 1833. M. audax Horn, pectinatus LeConte, subsinuatus LeConte, triangularis (Say) (5) (NEARCTIC) – 5

Genus Dirrhagofarsus Fleutiaux, 1935. D. n. sp. (1 PT), lewisi (Fleutiaux) (3) (NEARCTIC) – 4

Genus Sarpedon Bonvouloir, 1871. S. scabrosus Bonvouloir

Subfamily EUCNEMINAE Eschscholtz, 1829

Tribe PRAUTIANINI Muona, 1993

Genus Prautianus Muona, 1993. P. americanus (Horn)

Tribe DENDROCHARINI Fleutiaux, 1920

Genus Dendrocharis Guérin-Méneville, 1843. D. flavicornis (Guerin-Meneville), inexpecta Muona

Tribe MESOGENINI Muona, 1993

Genus Vitellius Bonvouloir, 1871. V. texanus Knull

Genus Stethon LeConte, 1866. S. pectorosus LeConte (26) (NEARCTIC) – 26

Tribe EUCNEMINI Eschscholtz, 1829

Genus Eucnemis Ahrens, 1812. E. americana Horn

Genus Idiotarsus Bonvouloir, 1871. I. errans (Horn)

Subfamily MACRAULACINAE Fleutiaux, 1922

Tribe ECHTHROGASTERINI Cobos, 1964

Genus Hemiopsida MacLeay, 1872. H. robusta (Van Dyke)

Tribe EURYPTYCHINI Mamaev, 1976

Genus Euryptychus LeConte, 1852. E. arizonicus (Van Dyke), heterocerus (Say), ulkei (Horn)

Tribe MACRAULACINI Fleutiaux, 1902

Genus Diphytaxis Horn, 1890. D. excavata Horn (2 – 1 retained RLOC) (NEARCTIC) – 1

Genus Onychodon Newman, 1838. O. canadensis (Brown), downiei Muona (3), orchesides Newman (1), rugicollis (Fall) (1), wappesi Muona (NEARCTIC) – 5

Genus Serrifornax Fleutiaux, 1926. S. infelix (Horn)

Genus Fornax Laporte, 1835. F. bicolor (Melsheimer), knulli Muona

Genus Isarthrus LeConte, 1852. I. calceatus (Say), rufipes (Melsheimer)

Genus Dromaeolus Kiesenwetter, 1858. D. badius (Melsheimer), californicus Bonvouloir, cylindricollis (Say), harringtoni Horn, punctatus (LeConte), salsus Bonvouloir, striatus (LeConte), teres (Horn), turnbowi Muona

Genus Asiocnemis Mamaev, 1976. A. basalis (LeConte), boharti Muona, hospitalis (Blanchard), mcclayi Muona, nitens (Horn)

Genus Thambus Bonvouloir, 1871. T. horni Muona

Genus Deltometopus Bonvouloir, 1871. amoenicornis (Say) (1), barnowskii Muona (NEARCTIC) – 1

Tribe NEMATODINI Leiler, 1976

Genus Nematodes Berthold, 1827. N. atropos (Say) (86), collaris Bonvouloir (9), humpreyi Muona, penetrans (LeConte) (NEARCTIC) – 75

TOTALS:

Specimens – 241

Species – 19

Nearctic – 19

Types (species):

Paratypes (PT) – 1 (1)