DETERMINATION OF GENERIC TYPES, ETC. 99 



Demonema Cobb, 1894c, Apr. 13, 392-394. D. rapax Cobb, 1894c, 393-394, figs. 5, 



i-iv, only species, hence type. 

 dentatum Molin, 1861, 459^160, pi. 1, fig. 7. 



1861: Eucyathostomum. 

 dentatus Rudolphi, 1803a, 12-13. 



1803: Strongylus. [1861: (Esophagosiomum subulatum (sub) (type).] 

 dentatus Diesing, 1839a, 232-233, pi. 15, figs. 9-19. 



1839: Stephanurus (type). 

 denticulatus Rudolphi, 1809a, 249-250, pi. 12, figs. 1-2. Includes Gcezia inermis. 



1809: Liorhynchus. 



Dentolaimus Zool. Rec. (1880), 1881, v. 17, Index, 4. Misprint for Deontolaimus. 

 denudatus Dujardin, 1845a, 81, pi. 3, fig. G. 



1845: Dispharagus. 1851: Histiocephalus. 

 Deontolaimus de Man, 1880, 3-4. D. papillatus de Man, 1880, 4, only species, hence 



type. 

 1881: Dentolaimus. Misprint for Deontolaimus Zool. Rec. (1880), 1881, v. 17, 



Index, 4. 

 depressus Dujardin, 1845a, 112-113. 



1845: Strongylus. 1861: Metastrongylus. 

 Dermatoxys Schneider, 1866, 29, 123-124. D. veligera (Rudolphi, 1819) Schneider, 



1866, 123-124, pi. 12, fig. 4, only species, hence type. 

 Dermofilaria Rivolta, 1884, 128-134. D. irritam Rivolta, 1884, 128-134, only species, 



hence type. 



Desmodora de Man, 1889, 9. Type by original designation (de Man, 1889, 9) D. corn- 

 munis (Buetschli, 1874). 

 Desmolaimus de Man, 1880, 14-15. D. zeelandicus de Man, 1880, 14-15, only species, 



hence type. 

 Desmoscolex Claparede, 1863a, 89-90. D. minutus Claparede, 1863a, 89-90, pi. 18, figs. 



4-7, only species, hence type. 

 Diaphanocephalus Diesing, 1851a, 82, 297-298. Type species ? D. strongyloides. 



strongyloides Diesing, 1851a, 297. $ 9 Strongylus galeatus Rudolphi, 1819a, 



renamed. Host Podinema teguixin, Brazil. 

 costatus (Rudolphi, 1819) Diesing, 1851a, 297-298. $ 9 Hosts Lachesis 



rhombeata and Hylophis Isevicollis. 

 viperse (Rudolphi, 1819) Diesing, 1851a, 298; sp. inq. 

 Dicelis Dujardin, 1845a, 106, 107-108. D. filaria Dujardin, 1845a, 108, pi. 3, fig. H, 



only species, hence type. 

 [Not Dicelis Stimps., 1857, worm.] 

 Dicentrocephalus Diesing, 1861a, 727; for Dikentrocephalus Wedl, 1855; hence type 



species Dikentrocephalus crinalis. 



Diceras Rudolphi, 1810a, 258; = Ditrachyceros Hermann in Sultzer, 1801, renamed. 

 Diceras rude Rudolphi, 1810a, 258-261, pi. 12, fig. 5, only species, hence type. 

 [Not Diceras Lamarck, 1805, mollusk; Diceros Gray, 1821, mammal.] 

 Dicheilonema Diesing, 1861a, 620, 707-709. Type species ? D. labiatum. Diesing sepa- 

 rated from Filaria the following species: 

 bifidum (Molin, 1858) Diesing, 1861a, 707. $ 9 



bilabiatum (Diesing, 1851) Diesing, 1861a, 707. 9 Host Sterna leucopareia. 

 acutum (Diesing, 1851) Diesing, 1861a, 707-708. 9 Hosts Podiceps cristatus 



and P. cornutus. 



conicum (Molin, 1858) Diesing, 1861a, 708. 9 

 labiotruncatum (Molin, 1858) Diesing, 1861a, 708. 9 

 labiatum (Creplin, 1825) Diesing, 1861a, 708. $ 9 Host Ciconia nigra. 

 rubrum (Leidy, 1856) Diesing, 1861a, 708. Sexes not given in 1856. 



