40 B 



Canadian Arctic Expedition, 191 3-1 S 



Fig. 



1. 



2. 

 " 3. 

 " 4. 



Chone ungavana, n. sp. 

 Chone ungavana, n. sp. 

 Chone ungavana, n. sp. 

 Chone ungavana, n. sp. 



PLATE VI. 



Inferior spatulate thoracic seta from somite V. 



Thoracic uncinus or crochet. 



Abdominal uncinus. 



A second uncinus from same torus nearer end of series. 



