24 
CRUSTACEA. 
a, b. Males. Devon. From the collection of Col. Montagu. 
c — e. Females. Devon. From the collection of Col. Montagu. 
/— h. Young. Presented by- Dr. Goodall. 
j. Torbay. Presented by J. E. Griffiths, Esq. 
k. Male. Europe. 
Portumnus monodon, Leach , Linn. Trans, xi. 314. 
a, b. —-— 
Platyonychus, (Latr.) Bell. 
Platyonychus ocellatus, Latr. Enc. x. 152. Edw. Crust . i. 437. 
Bell , Brit. Crust. 83 (note). Gould. Lnv. Mass. 324. Can¬ 
cer o., Herbst , t. 49,/. 4. Portunus pictus, Say, Journ. Acad. 
Phil. i. t. 1,/. 4. 
a, b. United States. Presented by Thomas Say, Esq. 
Platyony t chus punctatus. Corystes (Anisopus) p., De Haan , 
Faun. Jap. 13. 
a. Japan. From the Leyden collection. 
Platyonychus bipustulatus, Edw. Crust, i. 437. t. 17, /. 7-10. 
Cor. (Anisopus) trimaculatus, De Haan , Faun. Jap. 13. 
a. Chili. From Prof. Bell's collection. 
Polybius, Leach. 
Polybius Henslowii, Leach , Mai. t. 9 B. Edw. Crust, i. 439. 
De Haan , Faun. Jap. 12. Latr. Enc. Meth. x. 152. 
a, b. Males. Devon. From the collection of Dr. Leach. 
c. Female. Devon. From the collection of Dr. Leach. 
d. Male. Europe. 
e. Male. Cornwall. Presented by D. W. Mitchell, Esq. 
Portunus, Fabr. 
Portunus puber, Fabr. Ent. Syst. Suppl. 365. Leach , Mai. t. 
6 , Desm. t. 6./. 5. Edw. Crust. i. 441. Cuv. R. A. (Crock), 
t. 10,/. 2. Bell , Brit. Crust. 90. Cancer pub., L. Syst. Nat . 
1046, 40. C. velutinus, Penn. Brit. Zool. iv. t. 4, / 8. 
Herbst , t. 7,f. 49. 
a — e. Males. S. W. coast of Devon. From the collections of 
Dr. Leach and Col. Montagu. 
f. Female. Devon. 
t' __ 
g. h. Nice. 
j — m. Cornwall. Presented by D. W. Mitchell, Esq. 
Portunus depurator, Leach , Mai. t. 9, / 1. Cancer d., var. 
Penn. Brit. Zool. iv. 4, t. 4, /. 6 A. Port, plicatus, Risso, 
Crust . Nice. Edw. Crust, i. 442. 
