PLATE 47. 



Fig. 78. Nervous system of Moniezia expansa, after Tower (1900). 

 Fig. 79. Nervous system of Triclad; after Lang (1881). 

 Fig. 80. G. nigrosetosa, Haswell (1902, pi. VII, fig. 1). 



Fig. 81. Same, egg, showing operculum. Haswell (1902, pi. VII, 

 fig. 7). 



ant. br. comm. anterior bridge commissure. 



ant. gang. kn. anterior ganglion knot. 



ant. r. comm. anterior ring commissure. 



dist. r. comm. distal ring commissure. 



lat. long. conn. lateral longitudinal connective. 



long. n. st. longitudinal nerve stem. 



med. long. conn. median longitudinal connective. 



post. br. comm. posterior bridge commissure. 



post. gang. kn. posterior ganglion knot. 



prox. r. comm. proximal ring commissure. 



[460] 



