EEVISION OF ELEODIINI BLAISDELL. 513 



Fig. 27. Elcodcs ainpla (female). — Dorsal view of the right valve; compare with 

 fig. IG, riate 3. 

 28. Elcodcs graimlata (female). — Dorsal view of the right valve; compare 

 with fig. 12, Plate 1, and fig. 5, Plate 3. 



Plate 5. 



Fig. 1. Eleodcs vrntricosa (female). — Dorsal view of the right valve; note the 

 oblique apical margin and prominent angle; compare with figs. S, 21, 

 and 22 of Plate 1 ; fig.s. 12 and 13 of Plate 3. 



2. Elcodcs striohtta (female). — l>()r8al view of the right valve; compare 



with fig. 3; also, figs. 3, 4, 5, and 22 of Plate 4. 



3. Elcodcs subnitens (female). — Dorsal view of the right valve; com- 



I)arisons the same as for fig. 2. 



4. Elcodcs parvicoUis (female; typical). — Dorsal view of the right valve; 



compare with fig. 22; also, figs. 2, 6, and 10. Plate 4. 



5. Elcodcs pimclioidcs (female). — Dorsal view of the right valve; compare 



with fig. 6, Plate 4. 

 C. Elcodcs planipcnnis (female). — Dorsal view of the genital segment; 



note resemblance to figs. 7, S, 9, 14, and 20; also, compare with figs. 



G and 10, Plate 4. 

 7. Emhaphion nitiricdtiim (female). — Dorsal view of the genital segment; 



comparisons are to be made with figs. 6. S, 9, 14. and 20. 

 S. Emhaphion coiitiisinii (female). — Dorsal view and comparisons the same 



as for fig. 7. 

 9. Emhaphion planum (female). — Dorsal view and comparisons the same 



as for fig. 7. 



10. Eleodcs schivarzll (female). — Dorsal view^ of the genital segment; com- 



pare with figs. 11 and 12, noting that the valvular apices are quite 

 different, but fully chitinized ; compare also with fig. 1, Plate 1. 



11. Elcodcs ncradcnsls (female). — Dorsal view of the right valve; compare 



with fig. 12; and also fig. 1, Plate 1 ; note the produced parallel apices 

 with tips broadly rounded, convex above and concave beneath. 



12. Elcodcs dissimills (female). — Dorsal view of the right valve. 



13. Elcodcs Inculta (female). — Dorsal view of the genital segment; com- 



pare with figs. 9 and 10, Plate 4. 



14. Emhaphion glahnon (female). — l^orsal view of the right valve; corn- 



pa I'e with figs. G. 7, S, 9, and 20. 



15. Elcodcs horn 1 1 (female). — Dorsal view of the genital segment; note the 



tumid apices and smooth membrane; compare with fig. 9, Plate 4. 

 IG. Blaps similis (female; West Virginia). — Dorsal view of the genital 



segment; note the fully chitinized and coalesced condition of the 



parts; compare with fig. 12, Plate 2. 

 17. Blaps si mil Is (female; West Virginia). — Ventral view of the genital 



segment; note the position of the genital fissure and compare with 



fig. 13, Plate 2. 

 IS. Eleodcs suhplnguls (female). — Dorsal view of the right valve; compare 



with fig. 19, Plate 4, and fig. 9, Plate 3. 



19. Elcodcs dlstans (female). — Dorsal view of the right valve; compare 



with fig. 19, Plate 4. 



20. Emhaphion contractiim (female). — Dorsal view of the apical moiely of 



the right valve; comi)are with figs. 6, 7, 8, 9, and 14. 

 59780— Bull. 63—09 33 



