Helicotylenchus Steiner, 1945

H. abuharazi Zeidan & Geraert, 1990

H. abunaamai Siddiqi, 1972

H. arachisi Mulk & Jairajpuri, 1975

H. californicus Sher, 1966

H. canadensis Waseem, 1961

syn. H. cairnsi Waseem, 1961

H. cavenessi Sher, 1966

H. certus Eroshenko & Nguen Vu Tkhan, 1981

H. conicephalus Siddiqi, 1972

H. crenacauda Sher, 1966

syn. H. pteracercus Singh, 1971

H. paracrenacauda Phukan & Sanwal, 1981

H. pteracercusoides Fotedar & Kaul, 1985

H. digonicus Perry in Perry, Darling & Thorne, 1959

syn. H. broadbalkiensis Yuen, 1964

H. dihystera (Cobb, 1893) Sher, 1961

syn. Tylenchus dihystera Cobb, 1893

T. olaae Cobb, 1906

T. ylenchorhynchus olaae (Cobb) Micoletzky, 1922

Helicotylenchus olaae (Cobb) Siddiqi, 1986

Aphelenchus dubius var. peruensis Steiner, 1920

Tylenchus spiralis Cassidy, 1930

Helicotylenchus spiralis (Cassidy) Siddiqi, 1986

H. nannus Steiner, 1945

H. crenatus Das, 1960

H. flatus Roman, 1965

H. punicae Swarup & Sethi, 1968

H. paraconcavus Rashid & Khan, 1974

H. discocephalus Firoza & Maqbool, 1993

H. egyptiensis Tarjan, 1964

H. erythrinae (Zimmermann, 1904) Golden, 1956

syn. Tylenchus erythrinae Zimmermann, 1904

Tylenchorhynchus erythrinae (Zimmermann) Balley & Reydon, 1931

Anguillulina erythrinae (Zimmermann) Goodey, 1932

Rotylenchus erythrinae (Zimmermann) Goodey, 1951

R. melancholicus Lordello, 1955

H. melancholicus (Lordello) Andrassy, 1958

H. spicaudatus Tarjan, 1964

H. exallus Sher, 1966

syn. H. regularis Phillips, 1971

H. falcatus Eroshenko & Nguen Vu Thanh, 1981

H. goodi Tikyani, Khera & Bhatnagar, 1969

H. gulabi Jain, Siddiqui & Aruna Parihar, 2000

H. handooi Khan, Ghazi & Soomro, 2008

H. indicus Siddiqi, 1963

H. jasminii Jain, Siddiqui & Aruna Parihar, 2000

H. lemoni Firoza & Maqbool, 1996

H. lucernis Khan & Ahmad, 1970

H. macronatus Mulk & Jairajpuri, 1975

H. martini Sher, 1966

H. meloni Firoza & Maqbool, 1994

H. microcephalus Sher, 1966

H. microdorus Prasad, Khan & Chawla, 1965

H. microlobus Perry in Perry, Darling & Thorne, 1959

H. microtylus Firoza & Maqbool, 1993

H. multicinctus (Cobb, 1893) Golden, 1956

syn. Tylenchus multicinctus Cobb, 1893

Tylenchorhynchus multicinctus (Cobb) Micoletzky, 1922

Anguillulina multicincta (Cobb) Goodey, 1932

Rotylenchus multicinctus (Cobb) Filipjev, 1936

R. iperoiguensis Carvalho, 1956

Helicotylenchus iperoiguensis (Carvalho) Andrassy, 1958

H. obliquus Maqbool & Shahina, 1986

H. oscephalus Anderson, 1979

H. platyurus Perry in Perry, Darling & Thorne, 1959

H. pseudorobustus (Steiner, 1914) Golden, 1956

syn. Tylenchus robustus var. pseudorobustus Steiner, 1914

H. seshadrii Singh & Khera, 1980

H. siddiqii Zarina & Akhter, 2016

H. striatus Firoza & Maqbool, 1994

H. thornei Roman, 1965

H. urobelus Anderson, 1978

H. verecundus Zarina & Maqbool, 1991

H. wajihi Sultan, 1981

H. willmottae Siddiqi, 1972