128 Part I[I1.—Fifteenth Annual Report 
Mya arenaria, Linné.—Upper Loch Fyne, between tide marks (M.). 
Between tide marks East Loch Tarbert (Mihi). 
dead shells (B. &§8.). Be- 
tween tide marks throughout the Clyde district where the conditions are 
favourable (M.). 
Corbula gibba (Olivi).—Loch Fyne and East Loch Tarbert, not com- 
mon (B. & S.). At Minard Narrows, and ou both sides and in the 
centre, as well as near the head of Upper Loch Fyne, in 10 to 70 fathoms 
(M.). Off Silvercraigs, Loch Fyne (Alf. Brown). 
Saxicavella plicata (Montagu).—A living specimen was obtained in 
muddy sand and nullipore at the mouth of Loch Gilp (Alf. Brown). 
Saxicava rugosa (Linné).—Shores of East Loch Tarbert (B. & S.). 
Minard Narrows, and on both sides aud in the centre of Upper Loch 
Fyne, in 10 to 36 fathoms (M.). The variety artica (Linné) has also 
been obtained at Minard (M.). 
Aylophaga dorsalis, Turton.—A considerable number of specimens were 
obtained in a piece of partially rotten wood dredged in East Loch Tar- 
bert ; the species was also obtained under similar conditions off Skate 
Island, Loch Fyne (B. & §.). Also from a piece of old wood obtained off 
Inveraray (G.). 
Teredo, sp. (?).—Specimens of a Zeredo were observed in a piece of 
wood obtained on the east side of Upper Loch Fyne (M.). 
Dibranchia. 
Lucina borealis (Linné).—Dead shells frequent on the shore (B. & S.). 
On the shores of Upper Loch Fyne (M.). Off Silvercraigs, Loch Fyne 
(Alf. Brown). 
Lucina spinifera (Montagu).—Taken on one occasion in Upper Loch 
Fyne, in 60 fathoms (M.). Off Otter and Moll Dhu, Loch Fyne ; scarce, 
aud not full grown (Alf. Brown). 
Tellina crassa, Pennant.— One specimen off Silvercraigs, Loch Fyne 
(Alf. Brown). Single valves are frequent. 
Tellina tenuis, Da Costa.—On the shore, Upper Loch Fyne (M.). 
East Loch Tarbert and neighbourhood ; common (B. & S.). 
Tellina fabula, Gronovius.—Otf the pier at Ardrishaig (Alf. Brown). 
Tellina balthica, Linné.—On the shore of Upper Loch Fyne (M.). 
Plentiful and fine at Lochgilphead ; the variety attenuata (Jeff.) also 
occurs here (Alf. Brown), 7 
Abra alba (S. Wood).—Off Battle Island, in muddy sand (B. & S.). 
In Upper Loch Fyne, on the east side and in the centre, and also near 
the head, in 25 to 70 fathoms (M.). Plentiful in Loch Gilp, in 5 to 7 
fathoms, at the mouth of the loch (Alf. Brown). 
