Gallery

Fig. 6. Histiostoma feroniarum phoretic deutonymph legs III-IV, ventral view.

Fig. 7. Histiostoma feroniarum female, dorsal view.

Fig. 8. Histiostoma feroniarum female, ventral view.

Fig. 9. Histiostoma feroniarum female propodosoma, dorsal view.

Fig. 10. Histiostoma feroniarum female ventral region showing genital 'rings.'

Fig. 11. Histiostoma feroniarum female leg I.

Fig. 12. Histiostoma feroniarum male, dorsal view.

Fig. 13. Histiostoma feroniarum male, ventral view.

Fig. 14. Histiostoma feroniarum male propodosoma, dorsal view.

Fig. 15. Histiostoma feroniarum male hysterosoma, ventral view.

Fig. 16. Histiostoma feroniarum male leg I.

Fig. 17. Histiostoma conclavicola phoretic deutonymph, dorsal view.

Fig. 18. Histiostoma conclavicola phoretic deutonymph, ventral view.

Fig. 19. Histiostoma conclavicola phoretic deutonymph gnathosoma.

Fig. 20. Histiostoma conclavicola phoretic deutonymph ventral hysterosoma.

Fig. 21. Histiostoma conclavicola phoretic deutonymph legs I-II.

Fig. 22. Histiostoma conclavicola phoretic deutonymph legs III-IV.

Fig. 23. Histiostoma inquilinus phoretic deutonymph gnathosoma.

Fig. 24. Histiostoma inquilinus phoretic deutonymph legs III-IV.

Fig. 25. Phoretic deutonymphs of Histiostoma on bee Xenoglossa gabbii crawfordi. Mites situated inside pockets formed by overlapping metasomal tergites (T1, T2) and sternites (S1 and S2); photo by Lindsey Seastone & Laura Hartmann, ITP.

Fig 26. Phoretic deutonymphs of Histiostoma inquilinus on bee Xenoglossa strenua; photo by Lindsey Seastone & Laura Hartmann, ITP.

Fig. 27. Phoretic deutonymphs of Histiostoma conclavicola and female of Dinogamasus crassipes on bee Xylocopa nigrita at first metasomal tergite, near the entrance to the metasomal acarinarium. On the bee, scutellum and scutum on the posterior mesosoma and tergites 1 and 2 (T1-2) on the anterior metasoma are labeled. Mites are usually found inside the acarinarium; photo by Barry OConnor, University of Michigan.

Fig. 28. Phoretic deutonymphs of Histiostoma conclavicola and female of Dinogamasus crassipes on bee Xylocopa nigrita, on first metasomal tergite, near the entrance to the metasomal acarinarium); photo by Barry OConnor, University of Michigan.

Fig. 1. Horstia (Amhorstia) virginica phoretic deutonymph, dorsal view; bright field.

Fig. 2. Horstia (Amhorstia) virginica phoretic deutonymph, dorsal view; phase contrast.

Fig. 3. Horstia (Amhorstia) virginica phoretic deutonymph, ventral view; bright field.

Fig. 4. Horstia (Amhorstia) virginica phoretic deutonymph, ventral view; phase contrast.

Fig. 5. Horstia (Amhorstia) virginica phoretic deutonymph legs III-IV, dorsal view.

Fig. 6. Horstia (Amhorstia) virginica phoretic deutonymph legs III-IV.

Fig. 7. Horstia (Horstia) helenae phoretic deutonymph, dorsal view; bright field.

Fig. 8. Horstia (Horstia) helenae phoretic deutonymph, dorsal view; phase contrast.

Fig. 9. Horstia (Horstia) helenae phoretic deutonymph, ventral view; bright field.