Barnacles of the Genus Scalpellum, 



117 



narrow parietes (holotype) or slightly convex, forming 

 prominent angles with the parietes (paratype). Upper lotus 

 triangular, base convex, Bcutal margin very slightly cone 

 Rostrum (fig. 5, C) a horizontal triangular plate, deeply 





n,^l 



Scalpellum judtli, holotype. 



A. Lateral view before removal of cuticle. 13. Capitulurn with cuticle 

 removed to show outline of calcareous valves. C. Rostrum and 

 rostral latei a. D. Base of carina and carinal latera. 



embedded, overlapped by rostral latera. Rostral lotus also 

 nearly horizontal, so that hardly more than the edge is seen 

 in lateral view; apices incurved and separated only by apex 



