281 



Well developed young were found in the marsupia of the 

 females during the first half of September. Many half grown 

 specimens were taken. 



Fig 



Fig. 



2. 



" second antenna of male. 



Fig. 



3. 



" left mandible of male. 



Fig. 



4. ' " 



" first maxilla of male. 



Fig. 



5. 



' ' tip of endopod of first maxilla of male 



Fig. 



6. 



' ' second maxilla of male. 



Fig. 



7. 



" maxilliped of male, distal portion. 



Distribution. — Armadilloniscus ellipticus is reported from New 

 Haven, Conn., (Harger 1878) and Bermuda (Richardson 1902). 

 I have taken it at Woods Hole (Bathing Beach and around Great 

 Harbor) and at the head of Quisset Harbor. 



