40 CATALOGUE OF ENTOZOA. 



I. OCTOBOTHRIUM. 



Mazocraes, Hermann, Naturforsch. xvii. 



Octobothrium, Leuckart, Brev. Descrip. An. 1828 ; Zool. Bruchst. 



1842 ; Dujardin, Mayer, Nordmann, Mikr. Beit, and in Lamarck. 

 Octostoma, Kuhn, Mem. Hist. Nat. 1830. 

 Cyclocotyle, Zdhringer, Diss. Hist. Nat.dela Truite; Otto 1 Blain- 



ville ? 



1. Octobothrium lanceolatum. 



Mazocraes alosse, Hermann, Naturf. xvii. 182, t. 4, f. 13-15. 

 Octobothrium lanceolatum, Leuckart, Brev. Descr. An. ; Nordmann, 



Mikr. Beitr. i. 77, and in Lamarck, An. S. Vert. 2nd ed. iii. 599 ; 



Dujardin, Hist. Nat. Helminth. 313, t. 8, f. P. 

 Octostoma alosge, Kuhn, Mem. Mus. Hist. Nat. xviii. 

 Octobothrium alosse, Mayer, Beitr. An. d. Ent. Bonn. 1841, 19, t. 3, 



f. 1-8. 

 Hab. Gills of the Shad, Alosa finta. 

 From the collection of M. Siebold. 



II. DIPLOZOON. 



Diplozoon, Nordmann, Mikr. Beitr. i. 56, and in Lamarck, An. S. 

 Vert. 2nd ed. iii. 599; Ann. Sc. Nat. 1833, xxx.; Creplin, 

 Dujardin, &c. 



1. Diplozoon paradoxum. 



Diplozoon paradoxum, Nordmann, Mikrog. Beitr. i. 56, t. 5, f. 1-5, 

 t. 6 ; Ann. Sc. Nat. 1833, xxx., and in Lamk. 1. c. 599 ; Creplin, 

 Ally. Encyk. xxxii. 292; Dujardin, Hist. Nat. Helminth. 316. 



Hab. Gills of the common Bream, Cyprinus brama, and the Min- 

 now, Ijcuciscus plioxinus. 



From the collection of M. Siebold. 



III. POLYSTOMA. 



Planaria (sp.), Braun. 



Linguatula (sp.), Frolich, Rudolphi, Lamarck. 



Fasciola (sp.), Gmelin. 



Hexathyridium, Treutler, Jordens, BlainviUe. 



Polystoma, Zeder, lludolphi, Bremser, Baer, Nordmann. 



Polystoma, ou plutot Hexustoma, Cuvier, Rtyn. An. iii. 



Diclibothrium, Leuckart, Brev. Descr. An. 



Diplobothriuin, Lruckart, Zool. llruchst. 



Ilexacotyle, Iklaroche, BtiU. Soc. Phil.; Nordamrm } in Lamk. An. 



S. Vert. 2nd. ed. iii. 600. 

 Hexacotyla, BlainviUe, Diet. Sc. Nat. lvii. 



