OF THE FIRTH OF FORTH. 81 
Mactra stultorwm, var. cinerea. 
Mouth of the Almond, etc. (JL). 
Lutraria elliptica (Lamk.). 
Firth of Forth (4B, Ed. Mus, and 
F. and H.); Portobello (JL). 
We have collected this species at Porto- 
bello, and at Caroline Park. 
Scrobicularia prismatica (Mont.). 
S. nitida (Miiller). 
S. alba (Wood). 
Firth of Forth (F. and HZ) ; off Elie 7Z.). 
Occurs sparingly alive on the sands at very 
low water between Granton and Cramond 
Island, especially towards Cramond Island. 
Empty shells, with the valves still united, 
are a little commoner (JZ). 
We have found this species on the shore 
west from Aberdour. 
St Abb’s Head, 40 fathoms (Metz. and 
Mey.). 
Firth of Forth (Hd. Mus.) ; Off Elie (J£6.). 
Frequent at Portobello, etc, living at 
low water, and on the beach brought up 
by storms (JZ). 
S. piperata (Bellon.). 
Firth of Forth (Ff. and H.,, and MB); 
Caroline Park, shells well preserved, but 
not living; they are in a bed of blue clay 
between tides (JZ). 
We dredged this species last summer in 
5 fathoms, to the south-west of Inchkeith, 
SOLENIDA, 
Solen pellucidus (Penn.). 
Firth of Forth (MB., and Thomas and 
Knapp) ; brought up by the tides between 
Portobello and Leith, and between Granton 
and Cramond Island, but not plentiful 
(JZ); east of Inchkeith (J. Hunter Bar- 
