TABLE 3 in Review of Thelastoma Leidy, 1849 (Nematoda: Oxyuridomorpha: Thelastomatidae) and description of T. variabile sp. nov. from the North American indigenous millipede Narceus americanus (Spirobolida: Spirobolidae)

TABLE 3. Measurements and ratiosa of described male Thelastoma spp. b Species and reports are in same order as in Table 1 c. All measurements in µm. T. collareT. gipetitiT. gueyeiT. indicumT. krausiT. meadsiT. minicaudatumT. mokoT. nasutumTantalean (1988)T. ornatumN1293>11514131>1>1Length710‒8601120‒12801180 (830 ‒1410)970‒1,920682 (466‒842)6791050615 (460‒710)1764780‒800620‒1,150Width60‒9087‒103131 (123‒139)9063 (43‒81)4818447 (34‒57)139‒40‒1001st annule‒‒‒0‒‒‒‒5.3‒‒Next annules ‒‒‒5‒‒‒‒5‒8‒10Esophagus114‒135273‒316255247‒276133 (104‒165)197160152 (105‒176)323‒100‒128Bulb length28‒3550‒5556 (47‒69)032 (27‒44)‒40‒73‒53Bulb width28‒3343‒4752 (46‒61)029 (20‒35)‒402860‒20‒35Head to nerve ring47‒58140‒155129 (110‒141)7891 (82‒112)939495 (66‒118)‒‒‒Procorpus width2017‒2030‒15‒‒1420‒10‒18Head to SE pore105 (99‒110)295 (273‒307)224 (202‒259)‒‒‒‒200432‒‒Head to cloaca638964678‒1249‒600‒‒‒1387‒1398‒‒Spicule length28‒3346‒5144 (41‒48)5231 (27‒37)Absent3820 (18‒23)4040‒4332Lateral alaeYesNoYes‒NoNoYes‒YesNoYesCloaca to caudal papillae90 (80‒107)88 (83‒104)140‒33‒63, 4844‒42176‒43 .......continued on the next page