Plate 11 



In. i re 1. Leptasterias hypcrborca, Icefjord, Spitzbergen, abactinal pedicellaria, X100. 



in. One jaw. Riksmuseum, No. 124, X200. 



l/i. Same, Crofts Bay, Spitzbergen; jaw of abactinal pedicellaria, Riksmuseum, No. 330, 

 X200. 



lc. Same, abactinal pedicellaria, Riksmuseum, No. 720, X100. 



Id, le. Icefjord, Spitzbergen, Riksmuseum, No. 124, X50; Id, marginal 0.75 mm.; le, abac- 

 tinal, 0.67 mm. 



2. Leptasterias orientalis, station 5024, abactinal crossed pedicellaria, 0.24 mm., X200. 

 2a. Same, station 48 10 (see text). 



2b. Closely related race from station 5047, off Bay of Sendai (see text). 



le. Orientalis, station 5024; abactinal pedicellaria, 0.27 mm., X100. 



2d. Same, Okhotsk Sea, 57° 36' N., 140° 34 E.; abactinal pedicellaria, 0.31 mm. 



2e. Same, station 5024; straight pedicellaria 0.8 mm., X50. 



2f, 2g. Same, jaws of two straight pedicellariac from actinal interradial area of example 



upon which description is based, X50. 

 2/i. Same, station 5021, carina! spinelet, 0.9 mm., X50. 



3. Leptasterias fisheri, Okhotsk Sea; abactinal pedicellaria, 0.32 mm., X200. 

 3n. Same, one jaw of an actinal axillary pedicellaria, X 50. 



3&. Side view of a similar pedicellaria, 1.17 mm. long, X50. 

 3r. Same, pedicellaria from an adamliulacial spine, 0.7 mm., X50. 

 3d. A dorsolateral spinelet, 0.9 mm., X20. 

 ; Kn inferomarginal spinelet, <20. 

 'if. A carina! spinelet, <20. 

 3g. A superomarginal spinelet, 20. 



266 



