54 DE. T. S. COBBOLd's SYNOPSIS OP THE DISTOMIB.Ti;. 



A. Ferrum-equinum, Diesing, Dujardin. 



Hah. Found by Natterer in Brazil in Doras {Cataphractus) inurica and 

 D. corone. 



4. Amphistoma cylindricum, Diesing. 

 A. cylindricum, Diesing, Dujardin. 



Hab. Found by Natterer in the intestines of Doras murica. 



5. Amphistoma attenuatum, Diesing. 

 A. attenuatum, Diesing, Dujardin. 



Hab. Found by Natterer in the intestines of Miletes bidens. 



6. Amphistoma oxycephalum, Diesing. 

 A. oxycephalum, Diesing, Dujardin. 



Hab. Found by Natterer in Brazil in Silurus [Pimelodus) megacephalus, 

 Salminius brevidens, Miletes aureus, and M. bidens. 



Genus 19. Amphipttches. {Gruhe et Wagener.) 



1. Amphiptyches Urna, Grube et Wagener. 

 A. Urna, Diesing, Revis. p. 55. 



Oyrocotyle amphijAyches, Wagener. 



Hub. Found by Grube and Wagener attached to the branchiae and in 

 the intestines of Chimcera monstrosa, in July, at Nice. 



2. Amphiptyches rugosa, Cobbold. 



Gyrocotyle rugosa, Diesing, Wagener, Archiv. fur Naturg. 1858, p. 247. 

 Hab. Found by Gueinzius at Port Natal in the large intestines of An- 

 tilope pygargus. 



Ordo generum et sjjecierutn prcecedentiiwi. 



1. Fasciola : hepatica ; gigantea. 



2. Campula : oblonga. 



3. DiSTOMA ; In corpore mammalium : — lanceolatum ; crassum (Buskii) ; 

 heterophyes; ophthalmobium ; Lancea ; rubens ; tenuicolle; orbicu- 

 lare ; chilostomum ; Lima ; flexuosum ; pusillum ; rude ; acutuin ; 

 Soccus ; laciniatum ; truncatum ; instabile ; heteroporum ; Blan- 

 chardii (linguseforme) ; conjunctum ; Gohath ; Elephantis ; Putorii ; 

 Soricis ; recurvum ; migrans. 



In corpore avium : — ovatum ; cuneatum ; marginatum ; 



hians ; complanatum ; Leidyi (dubium) ; PoutaUiei ; (cladocalium) ; 

 eucumerinum ; delicatulum ; heterostomum ; dimorphum ; globulus ; 

 lucipetum ; holostomura ; fuscatum ; concavum ; Lingua ; macrou- 

 rum ; oxyurum ; oxycephalum ; Lmeola ; grande ; deflectens ; albi- 

 colle ; elegans ; nanum ; cirratum ; maculosum ; globocaudatum ; 

 triangulare ; involutum ; micrococcum ; cochleainforme ; Diesingii 

 (Cochlear) ; macrostoraum ; mesostomum ; caudale ; fcquale ; brevi- 

 coUe ; minutum; Arenula; Filum ; arcuatum ; Collurionis ; dathratum ; 

 commutatum ; xanthosonuim ; crassiusculum. 



