DETERMINATION OF GENERIC TYPES, ETC. 143 



riii'liitlviim Leidy, 1849, 231. T. uttenuatum Leidy, 1849, 231, only species, hence 



type. See also Aorurus. 



1853: Thelastomnm Leidy, 1853, 46. For Thdastoma. 

 Thelastomum Leidy, 1853, Apr., 46. For Thelastoma Leidy, 1849. 

 Thelazia Bosc, 1819, 214-215. La Thelazie de Rhodes Bosc, 1819, 214-215, figs. 1-2 

 (from cattle); = Thelazius rhodesii Desmarets, 1828a, 79-81, only species, 

 hence type. See also Filar la lacrymalis Gurlt, 1831. 

 1828: Thelazius Desmarets, 1828a, 79. 

 Thelazius Bosc, 1819, 498-499; = Thelazia Bosc, 1819. 



rhodesii Desmarets, 1828a, 79-81. 



Themtm Bastian, 1865c, 95, 156-157. Type by elimination T. acer. 

 acer Bastian, 1865c, 156-157, pi. 13, figs. 187-188. $ (Type.) 

 velox Bastian, 1865c, 157, pi. 13, figs. 189-191. 9 [To Monoliystera (Penzancia 



[type]) by de Man, 1889, 7.] 

 T/ioniin.i- Dujardin, 1845a, 3, 22-23. T. manica Dujardin, 1845a, 22-23, only positive 



species, hence type. 

 manica Dujardin, 1845a, 22-23. $ 

 tridens Dujardin, 1845a, 23. $ Given as doubtful. 

 Thoracostoma Marion, 1870, 25-30. Type species probably T. ecliinodon. 



ecliinodon Marion, 1870, 26, pi. H, figs. 1-lk. ["de beaucoup la plus com- 

 mune."] $ 9 



dorylaimus Marion, 1870, 27, pi. H, fig. 2. ["assez rare."] $ 9 

 monlredonense Marion, 1870, 27-29, pi. I, figs. 1-1 f. $ 9 

 zolx Marion, 1870, 29-30, pi. I, figs. 2-2e. $ 9 

 tiara. Linstow, 1879, 320, pi. 5, fig. 1. 



1879: Ascarw. 1904: Ctenocephalus (type). 1904: Tanqua' (type). 1904: 



Tetradenos (type). 

 tolosanus Dujardin, 1842a, 118; 1842e, 146-149. 



1842: Gordius. 1897: Parachordodes (type). 

 trachealia Siebold, 1836, 105-116, pi. 3, figs. i-ii. 



1836: Syngamus (type). 

 Trcfm'm de Man, 1893, 84-86. T. longicauda de Man, 1893, 85-86, pi. 5, fig. 3, only 



species, hence type. 

 trlacanthus Diesing, 1853a, 35. 



1853: Cephalacanthus. 

 Trihactis Dujardin, 1845a, 3, 653, renamed Rhabditis Dujardin, 1845a, 230, 239-246, 



653. Hence same type species. 

 [Not Tribads Billb., 1820, lepidopteron.] 



Tricheilonema Diesing, 1861a, Dec. 6, 710-711. T. megalochila (Diesing, 1851) Dies- 

 ing, 1861a, 711; =Sch!zocheilonema Diesing, 1.861 a, renamed, only species, 

 hence type. 

 Tricheilostomi Diesing, 1851a, 264, 278-279. Subsection of Cheilostomi of Filaria. 



Only species Filaria megalochila. See Tricheilonema. 

 Trichina Owen, 1835, 315-324. T. spiral^ Owen, 1835, 315-324, pi. 41, figs. 1-9, only 



species, hence type. See Trichinella Railliet. 



[Not Trichina Meig., 1830, dipteron; Trichina Kirby, 1837, coleopteron; Tri- 

 chinia Bisch., 18 , worm; Tri/china Klug., roleopteron for Trychine King., 

 coleopteron.] 



Tric.hineHa Railliet, 1895, 1303; = Trichina Owen renamed, hence type species Tri- 

 chinella spiralis. 



1835: Trichina Owen, 1835, 315-324. [Not Trichina Meig., 1830.] 

 1881: Trichinus Fraser, 1881a, 12 pp., 2 pis. * For Trichina. 

 Trichinus Fraser, 1881a, 12 pp., 2 pis. For Trichina. 



