Johnson. — l’olychaeta 
PLATE 9. 
Figs. 88-92. Northia iridescens. 
Fig. 88. Anterior extremity, dorsal aspect. Free-hand drawing, x 3. 
Fig. 89. Foot from middle of series, showing the filiform gill and subulate 
dorsal cirrus. X 23.5. 
Fig. 90. Wing-tipped uncinus, from a middle parapod. x 200. 
Fig. 91. Hooded crotchet from ventral fascicle of third foot. X 190. 
Fig. 92. Capillary seta with striated border, x 200. 
Figs. 93-100. Lumbriconereis zonata. 
Fig. 93. Anterior extremity, dorsal aspect. X 8.5. 
Fig. 94. Maxillae, somewhat spread apart, and seen from the dorsal side. 
X 23.5. 
Figs. 95, 90. A “spiral” somite from posterior region of body, seen from the 
dorsal (Fig. 95) and from the ventral aspect (Fig. 96); 1, 2, 3, the 
somites involved, x 8.5. 
Fig. 97. Fifteenth foot, posterior aspect. X 40. 
Fig. 98. Foot from middle of series, posterior aspect. Uncini only are pres¬ 
ent. X 23.5. 
Fig. 99. Double-bordered seta from an anterior foot. X 237. 
Fig. 100. “Hooded crotchet” from a posterior foot. X 237. 
