EXPLANATION OF PLATE (F) 8. 



GONIADA SOLITABIA n. Sp. 



Page 146 



Fig. 43. Foot from 45th segment, from behind, X 60. 

 Fig. 44. Seta, outer half, X 450. 



POLYDORA LTGNI 7i. SJ). 



Page 148 



Fig. 45 Head and first segments, without tentacles, X 70. 

 Fig. 46. Seta fioni fifth segment, X 450 

 Fig. 47 Ordinary ventral seta X 450 



Streblospio Benedicti n. geyi. et sp. 



Page 149 



Fig. 48. Anterior dorsal seta, X 750. 

 Fig 49. Posterior do? sal seta. X 750. 

 Fig, 50. Uncinate ventral seta, X 750. 



NOTOMASTUS FILIFORM!? VcTT. 



Page 152 

 Fig. 51. Uncinus from anterior segment, X 750 

 Fig. 52. Uncinus from middle segment, X 750 

 Fig. 53. Uncinus from posterior segmen< 

 Fig. 54. Posterior segments with anal ciirus X 70 



