043 



Fig-. IL'. Tliivf h'loks- (b, c, aiul d) from rnstr-llum of T. ouiicata; 

 Kuritska, oc. o, obj. 8; a fourth hook ca) greatly tii- 

 Urgea. After Grassi & Rovelli, 1892, Tax. IV, lig. i:i. 



LFigs. 4X-5:i. Dreiianidotaeiiia lanfeolata.) 



Fig. 43. Original type figure. After Bloch, 1782. Tab. I, Hg. 5. 

 Fig. 44. Anteri(jr portion, enlarged. After Blorh. 17S2, Tab. I, 



tig. 6. 

 I'-ig. 4.".. Worm from a goose. Natural sizv. Aftf^r (ioe/.f, 1782, 



Tab. XXIX, fig. 3. 

 Kig. 4H. The eight hooks upon the rostelluiii. x24(». .XfttT 



Krabbe, 1869, Tab. VI fig. 143. 

 Fig. 47. Two isolated hooks. x920. After Krabbe, 1869, Tab. 



VI, fig. 144. 

 Fig. 48. Extruded cirrus. After Feuereisen, 1868, Taf. X, fig. 8. 

 Fig. 49. Cirrus pouch with cirrus. After Feuereisen, 1868, Taf. 



X, fig. 9. 

 Fig. .')0. Isolated segment: a, cirrus pouch; c, testicle; i, 



vitellogene gland; k, ovary; m, receptaculum seminis 



and vagina. After Feuereisen, 1868, Taf. X, fig. 17. 



Some misinterpretations have undoubtedly been made 



in this figure. The genital system must be restudied. 

 Fig. 51. Head and anterior segments. . xlOO. After RaiUiet, 



1886, fig. 16.3A; also Railliet, 1893, fig. 195A. 

 Fig. 52. Ovum with oncosphere. x300. After Railliet, 1886, fig. 



163B; also Railliet 1893, fig. 195 B. 

 Fig. 53. Heaid and anterior segments. xlOO. After Megnin. 



1881, PI. IV, fig. 3. 



Plate V, Figs. 54-66.— Drepanidotaenia laneeolata and Drepan- 

 idoteania fasciata. 



[Figs. 54-55. Drepanidotaenia laneeolata. "| 



Fig. 54. Transverse section of segment. x20. After Megnin. 



1881, PI. IV, fig. 6. 

 Fig. 55. Isolated cirrus. x50. After Megnin, ISSl, PI. IV, fig. 7. 



[Figs. 56-66. Drepanidotaenia fasciata.] 



Fig. 56. Rostellum with 5 of the 8 hooks. x240. After Krabb°. 



1869, Tab. VII, fig. 156. 

 Fig. 57. Isolated hook. x920. After Krabbe, 1869, Tab. VII. fig. 



157. 

 Fig. 58. Head with extended rostellum possessing 8 hooks. 



-After Feuereisen .1868, Taf. X. fig. 1. ("T. setigera" 



:=Drep. fasciata.) 



