53 



Tab. VIT, Fig. 17. Trophonia ardica. 



- 18. Do. do.; Børstebundter. 



— 19. Do. do.; dorsal I Hiistc. 



— 20. Do. do.; ventral Børste. 



— 21. Brada granulosa. 



— 22. Do. do.; ventral Børste. 



— 23. Potuhiilhi Malmgreni. 



— 24. Do. do.; Forkroppens spatelformige Bør- 



ster. 



— 25. Do. do.; Forkroppens Kapillærbørster. 



26. Do. do.; Forkroppens Hagebørster. 



— 27. Do. do.: Bagkroppens do. 



— 28. Prof ula ardica; Skal og Dyr i naturlig 



Størrelse. 



— 2U. Do. do.: Forenden forstørret. 



— 30. Do. do.: Bagenden. 



— 31. Do. do.: første Leds Børste. 



— 32. Do. do.: Kapillærbørste fra Forkroppens 



andet Led. 



— 33. Do. do.; Kapillærbørste fra Bagkroppen. 



— 34. Do. do ; Hagebørster. 



Pl. "N' 1 1. fig. 17. Trophonia ardica 



— 18. fascicles of bristles. 



— .19. — dorsal bristle. 



— 20. — ventral bristle. 



— 21. Brada granulosa. 



— 22. ventral bristle. 



— 23. PotamiUa Malmgreni. 



— 24. — spatulate bristles 



from fore part of body. 



— 2.*>. /'. Malmgreni; capillary bristles from fore 



part of body. 



— 20. l'. Malmgreni; uncinate bristles from fore 



part of Ik ulv. 



— 27. P. Malmgreni; uncinate bristles from bind 



part of body. 



— 28. Probata ardica; shell ami animal, na- 



tural size. 



— 2\). P. ardica; anterior extremity, magnified. 



— 30. posterior extremity. 



— 31. bristle of first segment. 



— 32. — capillary bristle from tbe 



second segment of the fore part of the 

 body. 



— 33. P. ardica; capillary bristles from bind 



part of body. 



— 34. P. ardica; uncinate bristles. 



hull- oi ret i Jvui 1880. 



//. ct ivt d J"'u 1880, 



Translated into English by John Hazelarid. 



