ILLUSTRATIONS XV 



New Forms of Sphecoid Wasps of the Genus Didineis Wesmaei, 



Page 



By J. R. Malloch aud S. A. Rohwer 



1-8. 1. Alyson sp., hind wing. 2. Didineis nodosa, hind wing. 3. Alijson 

 sp., male hypopygium. 4. Didineis nodosa, male hypopygium. 



5. D. latimana, foreleg from behind. 6. D. nodosa, foreleg from 

 behind. 7. D. dilata, a, fore femur and tibia from behind, 



6, fore tibia and basal two segments of fore tarsus from below 

 (inside). 8. D. nodosa, antenna of male 3 



Three New Geineka and Fivei Nhw Species of Parasitic Crustacea 



By H. F. Nierstrasz and G. A. Breiider k Braudis 



1-5. Faha setosa, female, 1, from the left side; 2, from the ventral side; 



3, trunk; 4, teeth of trunk, 5, seta 3 



6-11. Faha glabra, female, 6, on host; a=thoracopod VIII; 7, from the 

 left side ; 8, from the right side ; 9, dorsal view ; 10, ventral side ; 



11, extremity of trunk 4 



12-14. Eeptalohus paradotviis, female, 12 dorsal view; 13, ventral side; 



14, mouth parts (?) 5 



15-16. DuplorMs ocarina, female, 15, left side. For a and 6 see text ; 

 for and d see explanation of Figure 16. 16, Transverse section 

 through female corresponding with the line c-d, Figure 15, 

 schematic. I, Intestine ; L, lobe of ovary ; M, marsupial pouch ; 



O, ovary 6 



17-19. Apocepon pulcher, female, 17, dorsal view ; 18, ventral view of 

 abdomen without pleural lamellae, exopods, and uropods; 



♦ 19, uropods 8 



20. Apocepon pulcher, male, dorsal view 9 



Two New Species of Tkhmat'odb Worms op the Genus Eucottle 

 FROM North American Birds 



By Emmett W. Price 



1. Eucotyle Jiassalli. Ventral view 2 



2. Eucotyle wehri. Ventral view 3 



The Ltsianassid Amphipod Crustaceans of Newfoundland, Nova 

 Scotia, and New Brunswick in the Unitm) States National 



Museum 



By Clarence R. Shoemaker 



1. Acfidostoma laticome. a, Entire animal, female ; 6, head and epis- 



tome ; c-e, right mandible ; f, maxilla 1 ; ff, maxilla 2 ; h, maxilli- 

 peds ; i, inner plate of maxilliped, enlarged ; ;, outer plate of max- 

 illiped, enlarged, showing the minute teeth; k, third and fourth 

 joints of palp of maxilliped, enlarged; I, lower lip; m, end of 

 gnathopod 2, enlarged, showing unguiform seventh joint ; n, pleon 

 segments 3-6, telson, and uropods 2 and 3 2 



2. Onisimus normani. a, Entire animal, male ; 6, right mandible ; c, 



cutting edge of right mandible, enlarged ; d, maxillipeds ; e, lower 

 lip ; f, gnathopod 1 ; g, gnathopod 2 ; h, uropod 2 ; i-j, uropod 3 ; fc. 

 telson __ 7 



