Plate V. 



Page 

 Fig. i. Cornulum textile Cart, a strongyla x 200 b the two ends of a distinctly spined strongylum 



x 700, c chelse arcnatse, front and side view x 1400, d toxa x 340 22 



— 2. Grayella pyrula Cart, a tornota, b aeanthostyli x 255, c chelse arcuatse, front and side 



view x 1000 30 



— 3. Grayella gelida n. sp. a tornota, b acanthostrongyla x 255, c chelse arcuatse front and 



side view x 1000 34 



— 4. Grayella carnosa Tops, a tornota, b acanthoxea, c a developmental stage x 255 36 



— 5. Hymedesmia Koehleri Tops, a aeanthostyli of various sizes, b polytylote strongyla x 255, 



c chelse arcuatse, front and side view x 1000. The spicules are from a typical specimen 42 



— 6. Hymedesmia laccra n. sp. a aeanthostyli of various sizes, b strongylum x 255, c chela 



arcuata, side view x 1000 44 



— 7. Hymedesmia storca n. sp. a aeanthostyli of various sizes, b strongylum x 255, c chela 



arcuata, side view x 1000 45 



— 8. Hymedesmia lamina n. sp. a aeanthostyli of various sizes, b strongylum x 255, c chelae 



arcuatse, side and back view x 1000 46 



