50 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



finer net on the tap had Ceratium, Periclinium, and other 

 minute forms. 



Ceratium tripos (two forms). 



Peridinium diver gens. 



P. sp. 



Coscinodiscus radiatus. 



Globigerina bulloides (a few, very small). 



Annelid larva. 



Conchoecia spinirostris. 



Euthemisto compressa. 



Larval Schizopods. 



Limacina retroversa. 

 Copepod Nauplei, and eggs : — 



Calanus finmarchicus (very many). 



Euchceta marina (few). 



Oithona spinifrons (many). 



Heterochceta spinifrons (rare). 



Pseudocalanus elongatus (common). 

 13. August 11th, 9 a.m. to 6 p.m. ; from lat. 52° 55' N., 

 long. 52° 40' W., to lat. 51° 55' N., long. 55° 46' W. . 

 temperature in sea, 47° to 50° during day ; in tub, 52° F. 



Peridinium diver gens. 



Ceratium tripos (two forms). 



C. fusus. 



Globigerina bulloides. 



Coscinodiscus radiatus. 



Cypris stage of Balanus. 



Sagitta sp. 



Cliona borealis. 



Limacina retroversa. 



Fish eggs. 



Decapod Zoea (many large). 



Microniscus calani (parasitic on Calanus) . 



Euthemisto compressa (few, large). 



