28 THE INVERTEBRATE FAUNA OF THE FIRTH OF FORTH. 
on the deep-sea lines. The Holothuria 
montaguit, founded by Dr Fleming on a 
specimen obtained in the Forth by Dr 
Neill, was probably this species. 
Cucumaria lactea (Forb. and Goods.). 
Off Fife coast (J. G.); Firth of Forth 
(MB.); Firth of Forth, 22 fathoms 
(M. & B.). 
This is one of the commoner species near 
the mouth of the Firth, Mr D’Arcy 
Thompson informs us that he has obtained 
several specimens. 
Thyomdium commune (Forb. and Goods.). 
East coast of Fife (J. G.). 
The Cucumaria communis of Forbes. We 
obtained one specimen from the stomach 
of a cod. 
Thyone fusus (Mill). 
Anstruther (J. G.); Firth of Forth (Com. 
Mar. Zool.). 
The Zhyone papillosa of Forbes. Mr F. 
M. Balfour informs us that he has taken 
this species at 12 to 16 fathoms on mud 
and shells off North Berwick. 
SYNAPTIDA. 
Synapta inheerens (Mill.). 
Bass Rock, 24 fathoms (I. & B.). 
Mr F. M. Balfour has found this species 
under stones, between tide marks, at the 
mouth of the Tyne, near Dunbar. 
In addition to these, two species are described by Dr 
Fleming in his “History of British Animals,’ under the 
names of AHolothuria dissimilis = Cucumaria  dissimilis, 
Forbes (Leith shore, Colds.), and Holothuria neillii = Cucu- 
maria neillit, Forbes (Firth of Forth, Dr Neill). 
