OF THE FIRTH OF FORTH. 43 
II. THORACICA— 
LEPADIDA. 
Lepas anatifera (Linn.). 
Attached to floating timber, Firth of Forth 
(Hd. Mus.). 
We have found this species cast ashore 
at North Berwick. 
Conchoderma virgata (Spengl.). 
On floating timber, Firth of Forth (Hd. 
Mus.). 
C. aurita (Linn.). 
On floating timber, Firth of Forth (Hd. 
Mus.). 
BALANID&. 
Balanus balanoides (Linn.). 
Firth of Forth (Zd. Mus.). 
This is an exceedingly abundant species 
between tide marks, and we have dredged 
it very frequently in pretty deep water. 
B. porcatus (E. da Costa). 
Not uncommon attached to stones, etc. 
B. crenatus (Brug.). 
Portobello (Ed. Mus.). 
B. tintinnabulum (Linn.). 
Leith Harbour, foreign importation (Hd. 
Mus.). 
This species is an inhabitant of the 
warmer seas, and its occurrence in the 
Forth is an accidental circumstance. 
EDRIOPHTHALMATA. 
AMPHIPODA. 
I. SALTATORIA— 
ORCHESTIUDA. 
Talitrus locusta (Linn.). 
Firth of Forth (£d. Mus.). 
Very abundant about high tide mark 
among stones, sea-weed, etc. 
