PLATE XXIX. 



Euphausia peUucida, Dana. 



(Development.) 



Fig. 1. Larva in second Calyptopis stage, from left side; highly magnified. 



Fig. 2. Same, from above. 



Fig. .3. Larva in last Calyptopis stage, from left side. 



Fig. 4. Larva in first Furcilia stage, from right side. 



Fig. 5. Same, from above. 



Fig. 6. Larva in an intermediate Furcilia stage, from left side. 



Fig. 7. Larva in last Furcilia stage, from right side. 



Fig. 8. Anterior part of a larva in first Cyrtopia stage, from right side. 



Fig. 9. Anterior part of a larva in a later Cyilopia stage, from left side. 



Fig. 10. Young Euphausia, with all its limbs developed, from left side ; magnified about 

 twenty times. 



