186 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 8 



PLATE 26 



Thyonepsolus nutriens H. L. Clark p. 138 



1. Curved supporting plate from dorsal tube foot. 



2-3. Hourglass-shaped bodies from dorsal side. 



4. End plate from dorsal tube foot. 



5. Perforated plate from ventral sole. 



Thyonepsolus 'veleronis, new species p. 140 



6-8. Knobbed plates from ventral sole. 



