ACAKI OP THE GENTJS GLTCIPHAGHTS. 283 



DESCEIPTION OF THE PLATES. 

 Plate XXXIV. 



Glyciphagus plafygaster. 



Fig. 1. Adult female, dorsal yiew. X65. 



2. Adult male, dorsal Tievv. X65. 



3. Larva, dorsal Tiew. 



4. Adult female, ventral surface. X 50. 

 6. Adult male, ventrol surface. X 56. 



6. Half of the labial organs of the adult female, from below, x300. 



p, palpus ; mx, maxilla ; la, labium ; li, lingua. The skeletal 

 strengthening of the labium and supporting organs are seen through 

 the integument. 



7. Mandible of adult male, seen from the side. X 300. 



8. Fourth right leg of adult female, side view. X 150. 



9. Fourth left leg of adult male, side view. X 150. 



10. Eud of the tarsus of the fourth leg of the adult female, from above. 



X450. 



11. End of the tarsus of the fourth leg of the adult male, from the side, to 



show the projections. X400. 



12. Branched liair from the sid3 of the body of the male, placed between 



the coxse of the first and sesond pair of legs. x600. 



13. Alimentary canal, x85; ce, part of the oesophagus; v, ventriculus ; 



c, ciBca thereof; co, colon ; r, rectum. 



14. Part of the female reproductive system, X85. B, external opening 



of the bursa copulatrix, which is drawn as advancing straight 

 towards the eye, and attached to a portion of the surrounding inte- 

 gument; d, sperm-duct; ts, receptaculum seminis ; o, o, ovaries; 

 od, od, portions of the oviducts. 



15. The vulva of oviposition, seen from within, showing on the left the 



muscles (retractores labii), and on the right the (so-called) suckers. 



Plate XXXV. 



Glyciphagus platygaster, figs. 1-5. 

 Glyciphagus dispar, figs. 6-17. 



Fig. 1. Glyciphagus ;platygaster. Adult female, first left leg, from above. Xl50. 



2, . Adult male, third left leg, from the outer side. X 150. 



3. . Adult female, mandible, from below. X 150. 



4. . Adult female, left palpus, from below. X400. 



5. . Nymph. 



6. Glyciphagus dispar. Adult female. X 130. 



7. . Adult male. x200. 



8, . Underside of adult female, showing male in coitu. Both 



drawn to the same scale, viz. x 130. 

 9. . Adult female, mandible. x400. 



