DETERMINATION OF GENERIC TYPES, ETC. 133 



tfifchocephalus Diesing, 1861a, 614, 637-638. P. spirotheca (Gyory, 1856) Diesing, 

 1861a, 638, only species, hence type. See Ifelicothric and Pseudonymus. 



[Not Ptychocephalus Agassiz, 1843, fish.] 

 pidchrum'Molin, 1857, 223, figs. 13-15. 



1857: Gongylonema. 

 pulmonalis Gmelin, 1790a, 3035. 



1790: Ascaris. [1801: Llorhynchus.] 1802: Ascaris. [1883: Rhabdonema 



(type).] 

 punctate, Eberth, 1863a, 20, pi. 2, figs. 5-7. 



1863: Phanoglene. 1865: Leptosomatum . 

 punctatus Bastian, 1865c, 164, pi. 13, figs. 217-218. 



1865: Cyatholaimus. 

 purjmrea Cobb, 1894c, Apr. 13, 417-419, figs. 12, Mv. 



1894: Chromagafter (type). 

 purpureus Schneider, 1866, 326. 



1866: Rhamphogordius. 1868: Polygordius. 

 pustulosus Baird, 1853a, 37. 



1853: Gordius. 1897: Parachordode*. 

 pyri Bastian, 1865c, 123-124, pi. 10, figs. 103, a-c. 



1865: Aphelenchus. 

 quadricostata Molin, 1860, 927. 



1860: Spiroptera. 1861: Cheilospirura. 

 qiiadridentatum Molin, 1861, 475, pi. 3, fig. 2. 



1861: Diploodon. 

 fjuadridentatus Molin, 1858, 155. 



1858: Acanthocheilus (type). 

 qnadrilabiatum Molin, 1858, 417. 



1858: Filaria. 1861: Tetracheihnema (type). 

 quadriloba Rudolphi, 1819a, 25, 241-242. 



1819: Spiroptera. 1845: Dispharagus. 

 quadrispina Diesing, 1851a, 271-272. Includes F. martis Gmelin, 1790a. 



1851: F'daria (? type, see also attenuate Rudolphi, 1803a). 

 rndiatus Rudolphi, 1803a, 13-15. 



1803: Strongylus. 1885: Uncinaria. 1900: Strongylatm. 

 rajiK Mueller, 1776, 214. 



1776: Ascaris. [1801: Ophiostoma.] 1803: Ophiostoma. [?]: Proboscidea. 

 Ramphogordius Rathke, 1843, 237-238. R. lacteus Rathke, 1843, 238, pi. 12, fig. 16, 

 only species, hence type. 



1846: Rhamphogordius Agassiz, 1846, 320, 322. 

 rnpax Cobb, 1894c, Apr. 13, 393-394, figs. 5, i-iv. 



1894: Demonema (type). 

 raphselis Camerano, 1893c, 213-215, fig. 1. 



1893: Gordius. 1897: Parachordodes. 

 rectum von Linstow, 1899, 19-20, pi. 5, fig. 56. 



1899: Oxynema (type). 



rtdwivum Linnaeus, 1767, 1326 [confined to glutinis by Mueller, 1783, 162; see al*o 

 Anguillula Mueller, 1773, 41]. 



1767: Chaos. [1783: Vibrio.'] [1786: Anguillula (type).] 

 reflexa Zeder, ISOOa, 33-36, pi. 4, fig. 7; in part. 



1800: Fusaria. [1845: Ascaris (Ascaridia) inflexa sub.] [1845: Heteraki* 



vesicularis sub (type) . ] 

 retiale Goaze, 1782a, 73. 



[1782: Ascaris renales.] [1802: Dioctophyme (type).] [1851: Euftrong;/tn* 

 (type).] 1901: Dioctophyme. 



