Plate 47 

 LeptasU Has ai qualis 



Figures 1, la, 16. Monterey Bay, dorsolateral spinelets from typical large specimen, 0.55. 0.7, 



and 0.5 nun., LOO. 

 1<\ Abactinal spinelets from a small, slender-spined individual with R 12 mm., > 100. 

 Id. Carinal spinelets from a small specimen (R 13 mm.) with short granuliform spinelets, 



0.19 and 0.27 nun., X 100. 

 le, If. Abactinal spinelets (Monterey specimen), 0.36 and 0.45 mm.. 100. 



2. Mouth plates and two adambulacrals, from typical large Monterey specimen. 

 2a. Another variation. 



3. Two straight pedicellariae from ambulacral furrow, 0.48 mm., X100. 



3o, 3c. Two pedicellariae from adambulacral spinelets. 0.24 and 0.225 mm., X200 (about 



half as large as 3). 

 3b. One of the narrower straight pedicellariae from oral spinelet, 0.4 mm., X100. 

 Sd. A similar one from the actinal interradial region, 0.45 mm., X 100. 

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