Key References
Andrássy, I.  1979.  The genera and species of the family Tylenchidae Örley, 1880 (Nematoda).
     The genus Tylenchus Bastian, 1865.  Acta Zool. Hung. 25: 1-33.

Andrássy, I.  1985.  The genus Plectus Bastian, 1865 and its nearest relatives (Nematoda:
     Plectidae).  Acta Zool. Hung. 31: 1-52.

Andrássy, I.  1986.  Fifteen new nematode species from the Southern Hemisphere.  Acta Zool.
     Hung. 32: 1-33.

Andrássy, I.  1986.  The genus Mesodorylaimus Andrássy, 1959 and its relatives
     (Nematoda: Dorylaimidae).  Acta Zool. Hung. 32: 207-261.

Andrássy, I.  1985.  A dozen new nematode species from Hungary.  Opusc. Zool.
     Budapest 19-20:  3-39.

Andrássy, I.  1986.  The genus Eudorylaimus Andrássy, 1959 and the present status of its
     species (Nematoda: Qudsianematidae).  Opusc. Zool. Budapest 22: 3-42.

Carbonell, E. and Coomans, A. 1986.  The genus Thornenema Andrássy, 1959
     (Nematoda: Thornenematidae).  Nematologica 32: 125-179.

Coomans, A. and Nair, P.  1975.  The genus Axonchium (Nematoda:Belondiridae).
      VI. Atypical   species, keys, subgenera, and conclusions.  Nematologica 21: 296-332.

de Waele, D. and Brzeski, M.W.  1995.  Trichodorus altaicus sp. n. (Nematoda:Trichodoridae)
      and a key to the species of the genus Trichodorus.  Fundam. Appl. Nematol. 18: 181-187.

Ebsary, B.A.  1981.  Generic revision of Criconematidae (Nematoda): Crossonema and related
     genera with a proposal for Neocrossonema n. gen.  Can. J. Zool. 59: 103-114.

Ebsary, B.A.  1985.  Two new aquatic species of Ironus Bastian, 1865 (Nematoda: Ironidae)
     from Canada.  Can. J. Zool. 63: 1368-1370.

Geraert, E. and Raski, D.J.  1986.  Unusual Malenchus species (Nematoda: Tylenchidae)
     Nematologica 32: 27-55.

Geraert, E. and Raski, D.J.  1988.  Study of some Aglenchus and Coslenchus species
     (Nemata: Tylenchida).  Nematologica 34: 6-46.

Goseco, C.G., Ferris, V.R., and Ferris, J.M.  1974.  Revisions in Leptonchoidea
     (Nematoda: Dorylaimida).  Leptonchus, Proleptonchus, Funaria, and Meylis n. gen.
     in Leptonchidae, Leptonchinae.  Purdue Univ. Agr. Exp. Sta. Res. Bull. 911: 1-32.

Handoo, Z.A. and Golden, A.M.  1989.  A key and diagnostic compendium to the species
     of the genus Pratylenchus Filipjev, 1936 (lesion nematodes).  J. Nematol. 21: 202-218.

Hunt, D.J.  1993.  Aphelenchida, Longidoridae, and Trichodoridae: Their Systematics and
    Bionomics.  CAB International, Wallingford, UK.  352 pp.

Karegar, A. and Geraert, E.  1998.  The genus Basiria Siddiqi, 1959 (Nematoda: Tylenchidae)
     IV. General discussion, genus diagnosis and key to the species.  Nematologica 44: 1-13.

Kleynhans, K.P.N. and Cadet, P.  1994.  Trophurus deboeri n. sp. from sugarcane soil in
     Barbados and key to the species of the genus Trophurus Loof, 1956 (Nemata:
     Belonolaimidae).  Fundam. Appl. Nematol.  17: 225-230.

Loof, P.A.A.  1996.  Dichotomous and polytomous identification keys for females of the genera
    Prodorylaimus Andrássy, 1959 and Laimydorus Siddiqi, 1969 (Nematoda: Dorylaimoidea).
     Russian J. Nematol.  4: 7-28.

Loof, P.A.A. and Reimann, F.  1976.  Taxonomy of the Tobrilus-longus group (Enoplida:
     Tripylidae). Nematologica 22: 15-48.

Mulvey, R.H.  1961.  The Mononchidae: A family of predaceous nematodes. I. Genus
    Mylonchulus  (Enoplida: Mononchidae).  Can. J. Zool. 39: 665-696.

Peña Santiago, R. and Peralta, M.  1997.  The genus Dorylaimoides Thorne& Swanger,
     1936 (Nematoda: Dorylaimida).  2. A compendium and key to the species.  Fundam. Appl.
     Nematol. 20: 253-259.

Raski, D.J. and Geraert, E.  1986.  Review of the genus Filenchus Andrássy, 1954 and
     descriptions of six new species (Nemata: Tylenchidae).  Nematologica 32: 265-311.

Vinciguerra, M.T.  1987.  Classification of Actinolaimoidea Thorne, 1939 using a cladistic
     approach.  Nematologica 33: 251-277.