44 TRANSACTIONS LIVERPOOL BIOLOGICAL SOClET?. 



Thalestris serrulata (rare). 

 Alteutha interrupta (rare). 



2. August 6th, 11 a.m. to 3 p.m. ; at anchor in Lough 

 Foyle, Ireland. Very little plankton, few Copepoda. 

 Cosclnodiscus radiatus. 

 Rotalia beccarii. 

 Autolytus sp. 

 Larval Annelid. 

 Mitraria larva. 

 Mysis stage of Crangon. 

 Loxoconcha impressa 

 Id o tea marina. 



Fragments of Balanus and of Zoophytes. 

 Gastropod larva?. 

 Fish egg (large). 

 The Copepoda were : — 

 Acartia clausii (common). 

 Calanus finmarchicus (common). 

 Pseudocalanus elongatus (common). 

 Temora longicomis (few). 

 Centropages hamatus (few). 

 Oithona spirdfrons, and some larval forms. 



3. August 6th, 4 p.m. to 7 p.m. ; off north-west coast 

 of Ireland ; from off Moville, Lough Foyle, to lat. 55° 40' N. , 

 long. 8° 50' W. Many Copepoda. 



Ceratium fusus. 



Rhizosolenia sp. 



Mitraria larva. 



Larval Annelids. 



Zoea and Megalopa of Crab. 



Mysis stage of Crangon. 



Fragments of Balanus. 



Limacina retroversa (swarm). 



