10 
GAVIAE. 
Sterna fluviatilis, Naumann. “Common Tern.” A tern which 
is believed to be this species is not n d seen along the 
Thames within our limits. 
e argentatus, J. F. Gmelin. “Herring-Gull.” Of late 
ars large numbers of this an come regularly up the Thames 
d i many settle on a lake and pond. Indeed some of these 
wild creatures are tamer than many E eid pinioned ones which 
have been placed on VR pieces of wa 
Larus canus, L. “Common Gull.” iis is abundant too along 
the Thames and many settle on the pond near Museum I., where 
they feed with the other water-fowl. 
Larus ridibundus, L. * Black-headed Gull.” The most abundant 
species along the Thames. A frequent visitor to the lake and 
pond. In its winter bee it is almost impossible to tell this 
species from the common gu 
PYGOPODES. 
Colymbus glacialis, L. “ Great Northern Diver." Thirty years 
ago one of these birds was shot on the lake. ' 
Trachybaptes fluviatilis, Tunstall. “ Little Grebe.” This breeds 
regularly amongst rushes, &c., along the margin of the lake. 
Fratercula arctica, L. “Puffin.” In February, 1891, a bird of 
the previous year was caught on the side of the Thames by 
Brentford Ferry Gate; this specimen had probably followed the 
fortunes of the gulls which now regularly come up the Thames 
in considerable numbers 
3. REPTILIA. 
LACERTILIA. 
Lacerta vivipara. Common lizard. 
OPHIDIA. 
Tropidonatus natrix, L. “The Common Snake." The las 
imen seen—one nearly two feet in length—was killed enn a 
workman many years ago. 
4, AMPHIBIA. 
URODELA. 
SALAMANDROIDEA. 
Triton taeniatus, Schneider. 
T. cristatus, Laur. Both this and the preceding are common 
in and near water in several places within our limits, 
