PENNANT S EBALIA. 



141 



DECAPODA. 



BRACHYURA. 



LEUCOSIADjE. 



PENNANT'S EBALIA. Leach. 

 Ehalia Pennantii. 



Specific character, — Carapace granulated, with an obtuse elevated transverse and 

 longitudinal ridge, forming a cross ; latero-anterior margin divided into two lobes 

 by a fissure ; abdomen with the third to the sixth joints united. 



Cancer tuiierosus, 

 Ebalia Pennantii., 



Pennant, Brit. Zool. IV. t. ix. a, f, 19. 

 Leach, Malac. Brit. t. xxv. f. 1 — 6. Zool. Miscell. 

 III. p. 19. 



The carapace in Ebalia Pennantii is rhomboid, rather 

 broader than it is long-, the angles rounded, the latero- 

 anterior margin slightly sinuous, and divided by a small 

 fissure ; the posterior margin is rounded ; the front elevated 

 and emarginate ; the orbits very small, and with two small 

 fissures above ; the carapace has an elevated cross, formed 

 by a rounded longitudinal ridge crossed by a transverse 

 one ; the whole posterior portion is elevated, and the 

 anterior part slopes suddenly from the obliquely transverse 



