PLATE 12 



86. Adelomelon subnodosa (Leach), p. 58 



87. Adelomelon ferussacli (Donovan), p. 57 



88. Adelomelon ferussacli (Donovan). Specimen In U.S. 



National Museum, Washington, D.C, p. 57 



89. Adelomelon manieri (H. B. Preston), p. 59 



90. boreomelon stearnsi (Dall). Small specimen collected by 



U.S. Fisheries steamer Albatross, now In the author's 

 collection, p. 60 



94 



