216 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 23 



PLATE 20 



Cyclopecten (Delectopecten) greenlandicus (Sowerby), 1842. OflF 

 Spitsbergen, Norway, in 100 fathoms. Spitsbergen Expedition leg., 

 1861. Height: 24 mm; length: 25 mm. (Grau collection.) P. 



