TABLE 2 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 2. Measurements and ratiosa of described female Thelastoma sppb. Species and reports are in same order as in Table 1 c. All measurements in µm. Nc1T. bivalvulumT. collare 20T. delphyhysterum 2T. dessetae 3T. dollfusi 10T. gipetiti 9T. gueyei 7T. indicum 1>T. krausi 26T. labiatum 1>(As T. myolabiatum Cobb, 1926) 1>T. longicaudatum 1>T. meadsi 3Length19241400‒270019301710‒24701730‒18301910‒25002700 (2400‒3100)1920‒ 22502388 (1820‒2880)115516005500‒ 60001485‒ 1791Width231110‒240250120‒243180‒200215238210‒240161‒286127125500102‒1081st annule‒‒15‒‒1026‒‒‒13‒5.6Next annules‒‒8‒‒6.612.59‒14‒‒7.9‒5.6Esophagus425287‒381509536‒657508‒540595 (546‒640)610 (542‒715)590319 (257‒389)385320785‒ 857246‒285Bulb length‒70 (62‒82)11068‒89)98‒105101‒113124114‒13871 (51‒89)‒80‒‒Bulb width8463‒828669‒86‒79‒8295‒11090‒10871 (57‒85)‒54‒‒Head to nerve ring‒134‒173‒227‒250‒(191‒215265 (231‒357)227129 (95‒ 188)‒141‒84‒131Procorpus width‒21‒27‒‒‒27‒292927332525‒‒Head to SE pore‒244‒336‒470‒584400‒475452‒507515‒592440270 (243‒371)‒324‒At basal bulbHead to vulva1011892‒15131200970‒1300980‒12601044‒12311500 (1415‒1611)1110‒ 11201131 (914‒1440)‒7362750‒ 3000649‒724Head to anus‒18436421324‒1873‒1320‒158018731106‒ 1,6861443 (988‒1750)‒1072‒‒Egg length50‒7961‒9610685‒9269‒7263‒6772 (60‒78)60‒6580 (68‒89)76‒6571‒72Egg width50‒6839‒5275.844‒5546‒5141‒4651 (45‒55)30‒4051 (42‒70)51‒3843‒44Tail length399229‒4741288376‒597)420‒630546‒698793 (670‒1120)814945 (832‒1130)6355281000522‒679a8.311.77.7‒‒‒‒‒10.59.112.8‒13.7‒14.7 ......continued on the next page