131 
OF BIRDS. 
5 *2155. Rissa, Leach , 1825 (in Steph . ). Lams, Linn. 1758, nee 
1735. Cheitnonea, Kaup, 1829. Chimonea, Agass. 
(Larus tridactylus. Lath.) 
Subfam. IT. Rhynchopsin^e, Pr.B. (G. of B. p. 656). 
y *21 56. Rynchqps, Linn. 1758. Rbynchops, Lath. 1790. 
Rygcliopsalia, Briss. 1760. Anisoramphus, Dum. Psa- 
lidoramphos, Ranz. 1823. Rynchopsalia, Aliq . Pha- 
lacrocorax, Mcehr. 1752? (Rynchops nigra, Linn.) 
f *2157. 
2158. 
2159. 
2160. 
2161 
2162 
2163 
2164 
^ *2165 
2166 
0 *2167 
/ *2168, 
(2_*2169, 
Subfam. III. Sternin^, Pr. B. (G. of B. p. 658). 
Sterna, Linn. 1748. Hydrocecropis, Boie, 1844. 
(Sterna hirundo, Linn.) 
Thalasseus, Boie, 1822. Sterna, Gm. 1788 et Boie , 
1826. Hydroprogne, Kaup , 1829. Sylochelidon, 
Brehm, 1830. Helopus, Wagl. 1832. (Sterna caspia, 
PdU.) 
Pelecanopus, Wagl. 1832. (Sterna pelecanoides, 
Seena/S?. 1849/ (Sterna seena, Sylces.) 
. IIa li plana, et Planetis, et Onyclioprion, Wagl. 1832. 
(Sterna fuliginosa, Gm.) 
Actochelidon, Kaup, 1829. Thalasseus, p. Bole , 
1822. (Sterna eantiaca, Gm.) 
? Thalassaea et Thalassea, Kaup, 1829. Sterna, 
Brehm, 1831. (Sterna paradisea, Briin.) 
Sternula, Boie, 1822. (Sterna minuta, Linn.) 
. Hydrochelidon, Boie, 1822. Yiralva, Leach, 1825 
(in Steph.). (Sterna nigra, Linn.) 
Pelodes, Kaup, 1829. (Sterna hybrida, Pall.) 
Ph^etusa, Wagl. 1832. Thalassites, Sw. 1837- Phae- 
tliusa, Agass. Phoetusa, G. R. Gr. 1840. (Sterna 
magnirostris, Licht.) 
Gygis, Wagl. 1832. (Sterna Candida, Forst.) 
Anous, Leach, 1825 (in Steph.). Sterna, Linn. 1758, 
nec 1735. Nodinus, Rqfinq . 1815? Noddi, Cm ?. 
18 17. Megalopterus, Boie, 1826. Stolida, Less. 1831. 
Gavia, Sio. 1837, nec Moehr. 1752. (Sterna stolida, 
Linn.) 
