262 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 15 



Key to Species of Phylo Kinberg 



1. Without ventral fringe 2 



1. With ventral fringe (pi. 23, fig. 7) on some thoracic and some- 

 times on abdominal segments 3 



2. With fimbriated postsetal lobe on the first 15 thoracic seg- 

 ments P. nudus 



2. Without neuropodial fringe .... P. norvegicus 



3. Ventral fringe conspicuous, extending across the ventrum of 

 some thoracic segments 4 



3. Ventral fringe sparse, limited to 2 to 4 lobes on segments 14 to 

 16 or back to segments 19 to 21 . . . P. fi?nbriatus 



4. Without interramal cirrus (pi. 24, fig. 3) in abdominal para- 

 podia 7 



4. With interramal cirrus (pi. 23, fig. 3) in some abdominal para- 

 podia 5 



4. With very small or rudimentary interramal cirrus ; ventral 

 fringe on segments 12 to 21, with up to 23 lobes in a row 

 P. michaelseni, sensu Okuda 



5. With large spears in 11 or 12 posterior thoracic segments 

 P. foetida and varieties 



5. With hastate or sagittate spines in 3 to 9 posterior thoracic 

 segments 6 



6. With 16 to 19 thoracic segments; ventral fringe on segments 



13 to 20 P. felix 



6. With 21 or 22 thoracic segments; ventral fringe on segments 



14 to 23 P. michaelseni, sensu Monro 



7. Ventral fringe present on only 3 to 5 segments ; modified thor- 

 acic spines acicular P. kupfferi 



7. Ventral fringe on more numerous segments or in double rows 

 on some segments P. ornatus 



Phylo felix Kinberg, 1866 

 Plate 23, figs. 1-7 



Phylo felix Kinberg, 1866, pp. 251-252; Hartman, 1948b, pp. 105-106, 



pi. 15, fig. 10; Hartman, 1953, pp. 37-38. 

 Aricia formosa Hansen, 1882, p. 18, pi. 5, figs. 23-27; Augener, 1934, 



pp. 146-148. 

 Aricia michaelseni Ehlers, 1897, pp. 88-91, pi. 6, figs. 136-140; Augener, 



1918, p. 420, fig. 58; Augener, 1923, p. 71. 



