of the Fishery Board for Scotland. 237 



Balanus crenatus, Bruguiere. 



Balanus crenatus, Darwin, Mon. Balanidse, p. 261, pi. vi. figs. 

 60-69, 1853. Portobello (Ed. Mus.., L. & H.) frequent; 

 east of Inchkeith (S.F.B.). 

 Balanus hameri, Ascanius. 



Balanus hameri, Darwin, Mon. Balanidse, p. 277, pi. vii. figs. 

 5a-5c. Largo Bay and west of Inchkeith, single specimens, 

 and occasionally in colonies, attached to pieces of wood, but 

 not very common (S.F.B.). 

 Verrucca stromia, Miiller. 



Frequent On stones brought up in the dredge east of Inchkeith 

 (S.F.B.). 



Remarks. — Balanus tintinnabidum, Lin., included in the Inverte- 

 brate Fauna of the Firth of Forth, though frequently brought to our 

 shores attached to ships' bottoms, has no claim to be considered a British 

 species. 



COPEPODA. 



Calanid^e, Dana. 



Calanus finmarchicus, Gunner. 



Calanus finmarchicus, Brady, Mon. Brit. Cop., vol. i. p. 38, 1872. 



Frequent in surface tow-net gatherings in all parts of the 



estuary, but does not seem to be so common as it is in the 



Firth of Clyde. 

 Pseudocalanus elongatus, Boeck. 



Pseudocalanus elongatus, Brady, Mon. Brit. Cop., vol. i. p. 45, 



1872. 

 Clausia elongata, Norman, Mus. Nor., pt. iii., 1886. Frequent 



in surface tow-net gatherings ; distribution similar to the last. 

 Dias longiremis, Lilljeborg. 



Dias longiremis, Brady, Mon. Brit. Cop., vol. i. p. 51, pi. v. figs. 



1-14, 1872. Equally frequent with the last two. 

 Temora longicornis, Miiller. 



Temora longicornis, Brady, Mon. Brit. Cop., vol. i. p. 54, pi. iii. 



figs. 10-19. 

 Temora longicaudata, Norman (Lubbock), Mus. Nor., pt. iii., 1886. 



Also of frequent occurrence. 

 Temora velox, Lilljeborg. 



Temora velox, Brady, Mon. Brit. Cop., vol. i. p. 56, pi. vi. figs. 



1-5, 1878. 

 Temorella velox, Norman, Mus. Nor., pt. iii., 1886. Very frequent 



in surface gatherings taken off Bo'ness, and inshore about 



South Queensferry ; this is rather a brackish water than a 



marine species, aud its occurrence in the upper parts of the 



estuary may be due to the large admixture of fresh water there. 

 Centropages typicus, Kroyer. 



Centropages typicus, Brady, Mon. Brit. Cop., vol. i. p. 65, pi. viii. 



figs. 1-10, 1878. Occasionally in surface gatherings, but 



not very common (S.F.B.). 

 Centropages hamatus, Lilljeborg. 



Centropages hamatus, Brady, Mon. Brit. Cop., vol. i. p. 67, pi. viii. 



figs. 11-13, 1878. More frequent than the last, though not 



very common ; it has been observed in surface material from 



Gulland Bay, east of Inchkeith, and vicinity of May Island 



(S.F.B.). 



