Diploscapteroides Rahm, 1928

Abolafia, Joaquín, 2023, A proposal to synonymize Loffienema with Haematozoon, Quercorhabditis with Diploscapteroides, and Stegorhabditis with Stomachorhabditis (Nematoda Rhabditida, Rhabditomorpha), including keys to species identification, Zootaxa 5258 (2), pp. 231-238 : 234

Updated list of species of the genus Diploscapteroides Rahm, 1928

= Rhabditis ( Diploscapteroides Rahm, 1928 ) Sudhaus, 1976

= Cheilorhabditis Timm, 1959

= Colporhabditis Andrássy, 1976

= Quercorhabditis Shah, Hussain & Vaid, 2013 n. syn.

Diploscapteroides boettgeri ( Meyl, 1953) Sudhaus, 2011

= Rhabditis boettgeri Meyl, 1953

= Rhabditis (Teratorhabditis) boettgeri Meyl, 1953 (Meyl, 1954)

= Teratorhabditis boettgeri ( Meyl, 1953) Dougherty, 1955

= Cephaloboides boettgeri ( Meyl, 1953) Andrássy, 1983

Diploscapteroides brevicauda Rahm, 1928 (type species)

= Rhabditis (Diploscapteroides) brevicauda ( Rahm, 1928) Sudhaus, 1976

Diploscapteroides chitinolabiatus ( Schneider, 1937) Sudhaus, 1976 , opus Andrássy (1983)

= Rhabditis chitinolabiata Schneider, 1937

= Rhabditis (Teratorhabditis) chitinolabiata Schneider, 1937 ( Osche, 1952)

= Rhabditis (Diploscapteroides) chitinolabiata Schneider, 1937 ( Sudhaus, 1976)

= Teratorhabditis chitinolabiata ( Schneider, 1937) Dougherty, 1955

Diploscapteroides coroniger ( Altherr, 1938) Sudhaus, 1976

= Rhabditis coronigera Altherr, 1938

= Rhabditis (Teratorhabditis) coronigera Altherr, 1938 ( Osche, 1952)

= Rhabditis (Diploscapteroides) coronigera Altherr, 1938 ( Sudhaus, 1976)

= Teratorhabditis coronigera ( Altherr, 1938) Dougherty, 1955

Diploscapteroides dacchensis ( Timm, 1959) Sudhaus, 1976 , opus Andrássy (1983)

= Cheilorhabditis dacchensis Timm, 1959

= Rhabditis (Diploscapteroides) dacchensis ( Timm, 1959) Sudhaus, 1976

Diploscapteroides flexuosus Andrássy, 2001

Diploscapteroides persicus Ghaemi, Pourjam, Álvarez-Ortega, Pedram & Atighi, 2015

Diploscapteroides rajouriensis ( Shah, Allie, Vaid & Handoo, 2018) n. comb.

= Quercorhabditis rajouriensis Shah, Allie, Vaid & Handoo, 2018

Key to species identification ( Table 2 )

1a – Females with larger body, more than 1.6 mm ........................................ Diploscapteroides brevicauda

1b – Females with smaller body, less than 1.3 mm ................................................................

2a – Female tail cupola-shaped......................................................... Diploscapteroides boettgeri

2b – Female tail conoid to filiform........................................................................... 3

3a – Female tail longer, filiform (c' about 8-10)................................................................. 4

3b – Female tail shorter, conoid (c' about 3.5-7.5)............................................................... 5

4a – Lip region wider than high....................................................... Diploscapteroides dacchensis

4b – Lip region almost as wide than high................................................. Diploscapteroides flexuosus

5a – Lip region separated by constriction, narrower than the adjacent part of body..................................... 6

5b – Lip region separated by depression, wider than the adjacent part of body......................................... 7

6a – Body smaller, less than 700 µm; male with filiform part of tail very thin..................... Diploscapteroides persicus

6b – Body larger, more than 700 µm; male with filiform part of tail robust ................... Diploscapteroides chitinolabiatus

7a – Female rectum shorter than anal body diam.; male with filiform part of tail very thin and shorter than the conoid part.................................................................................... Diploscapteroides coroniger

7b – Female rectum about twice anal body diam.; male with filiform part of tail robust and longer than the conoid part.................................................................................... Diploscapteroides rajouriensis