10 CRUSTACEA. 



PERICERA trispinosa, Edw. Guerin, Icon. t. 8.f. 3. Edw. Crust. 



i. 336. Pisa t., Latr. Enc. Meth. x. J42. 

 a -/. W. Indies. From Mr. Scrivener's collection. 



PERICERA heptacantha, Bell, Trans. Zool. Soc. ii. 61, t. 12, /. 6. 

 a. Female. W. Indies. From Mr. Scrivener's collection. 



PERICERA 



a c. Philippine Islands. From Mr. Cuming's collection. 



PERICERA 



a d. Philippine Islands. From Mr. Cuming's collection. 



PERICERA 



a. Philippine Islands (Corregidor). From Mr. Cuming's collec- 

 tion. 



TYCHE, Bell. 



TYCHE emarginata, n. s. 



a. W. Indies. From Mr. Scrivener's collection. 



MENJETHIUS, Edw. 



MENJETHIUS monoceros, Edw. Crust, i. 389. Pisa mon., Latr. 



Enc. Meth. x. 139. Inachus arabicus, Riippell, t. 5,/. 4. 

 a. Isle of France. 



MENJETHIUS subserratus, n. s. 



a. Philippine Islands. From Mr. Cuming's collection. 



MEN^ETHIUS Diadema, (Leach. MSS.). 



a. Isle of France. From the collection of Dr. Leach. 



MEN^ETHIUS porcellus, n. s. 



a, b. Male. I. of France. From the collection of Dr. Leach. 



c. Female. 



MEN#:THIUS tuberculatus, (Leach. MSS.). 



a. Isle of France. From the collection of Dr. Leach. 



HUENIA, De Haan. 



HUENIA Dehaanii, n. s. 



a. Philippine Islands. From Mr. Cuming's collection. 



HUENIA frontalis, n. s. 

 a. ? 



HALIMUS, Latr. 



HALIMUS auritus, Edw. Crust, i. 341. Cuv. R. A. (Crock), t. 28, 



/. 3. Pisa aurita, Latr. Enc. Meth. x. 140. 

 a. Indian Ocean. 



