CRUSTACEA. 
105 
N^sa, Leach. 
NjESA bidentata, Leach, Edin . Enc. vii. 405. Linn. Trans, xi. 
367. Edw. Crust.m. 217. Desm. Cons, t. 47, f. 2. Oniscus 
bid., Adams, Linn. Trans, v. 8, t. 2,/. 3, 4. 
a—/. British Coast. From the collections of Col. Montagu and 
Dr. Leach. 
g. Cornwall (Polperro). Presented by J. Couch, Esq. 
b N^esa Genoensis, n. s. 
a. Genoa. Presented by M. Spinola. 
NiESA Latreillii, Edw. Crust, iii. 218. Ciliceea Latr., Leach, Diet. 
Sc. Nat. xii. 342, t. 48,/. 3. Desm. Cons. 296, t. 48, /. 3. 
Sphaeroma aculeatum, Eichwald , Obs. 34, t. 5,/. 2 ? 
a — c. Atlantic Ocean. From the collection of Dr. Leach. 
N.esa caudata, Say, Journ. Acad. Sc. Phil. i. 482. Edw. Crust. 
iii. 219. 
a. N. America. Presented by Thomas Say, Esq. 
yt N^sa antennalis, n. s., Zool. Ereb. and Terr. t. 6, f. b 
a. Swan River. 
Campecopea, Leach. 
Campecopea hirsuta, Leach , Edin. Enc. vii. 405. Linn. Trans. 
xi. 367. Diet. Sc. Nat. xii. 341. Desm. Cons. t. 47, /. 1. 
Guer. Leon. t. 30, f. 3. Oniscus hirs., Montaqu, Linn. Trans. 
vii. 71, t. 6,/. 7. 
a — c. Devon. From the collection of Col. Montagu. 
Campecopea Cranchii, Leach, Diet. Sc. Nat. xii. 341. Desm. 
Cons. 294. 
a, b. Cornwall (Falmouth). From the collection of Mr. Cranch. 
Campecopea ovalis. Nessa ovalis, Sag, Journ. Acad. Sc. Phil. i. 
483. Edw. Crust, iii. 219. 
a — d. N. America. Presented by Thomas Say, Esq. 
Ancinus, Edwards. 
Ancinus depressus, Edw. Crust, iii. 226, t. 32,/. 17. Naesa depi\, 
Sag, Journ. Acad. Sc. Phil. i. 483. 
a. N. America. Presented by Thomas Say, Esq. 
