Description of Two New Phyllopoda. ,'îl 



Explanation of the Plates. 



PI. I. 



Streptocephalus Ar chert, G. O. Sars. 



Fig. 1, Adult, ovigerous female, drawn from life; dorsal 



view; magnified 18 diameters. 

 » 2. Same exhibited from left side. 

 » 3. Head with eyes, antennulæ and antennæ; front 



view. 

 » 4. Outer part of a leg of 1st pair; magnified 52 



diameters. 

 » 5. Leg of 4th pair; magnified 52 diameters. 

 » 6. Leg of last (11th) pair; magnified 52 diameters. 

 » 7, 8, 9. Three different views of an ovum extracted 



from the marsupium. 



PI. II. 



Eulimnadia Dahli, G. O. Sars. 



Fig. 1. Adult, ovigerous female, seen from left side; magni- 

 fied 14 diameters. 



