Appendix 1 in Comparative and cladistic analyses of the species of the genus Pelodera Schneider, 1866 (Rhabditidae: Nematoda) belonging to the coarctata group

Appendix 1. Characters and character states for the comparison of species of Pelodera Schneider, 1866 (coarctata group).
No.Characterscharacter states1Sexual dimorphismpresent (0), absent (1)2Lip regionoffset (0), not offset (1)3Stomawide [2–4 times longer] (0), narrow [5–7 times longer] (1)4Glottoid apparatusdistinguishable (0), indistinguishable (1)5Tail lengthlong [above 50 μm] (0), moderate [31–50 μm] (1), small [10–30 μm] (2)6Tail shapecupola-shaped (0), hemispheroid (1), conoid (2)7Spike lengthsmall [11–30 μm] (0), absent (1), minute [2–10 μm] (2), moderate [31–50 μm] (3), long [above 50 μm] (4)8Spicule lengthup to 50 μm (0), more than 50 μm (1)9Spicules distally fusedmore than 20% (0), less than 20% (1)10Gubernaculum length vs spicule length≤ ½ of spicule length (0),> ½ or equal to spicule length (1)11Bursaclosed (0), open (1)12Punctations on bursapresent (0), absent (1)13Position of anterior bursal velumclose to cloaca (0), distant from cloaca (1)14Bases of genital papillaenormal (0), swollen (1)15No. of precloacal GPtwo pairs (0), three pairs (1), absent (2), single pair (3)16Position of GP1inside the bursa (0), outside the bursa (1)17Position of GP3close to GP4 (0), distant from GP4 (1)18GP3slender (0), plump (1)19GP5plump, long (0), slender, long (1)20Group of GP6–8basally fused (0), not fused (1)21Dauer cuticlenot-sculptured (0), sculptured (1)22Dauer forms cystno (0), yes (1)