138 MESSES. NOEMAN AND STBBBING- ON THE 



III. D, S . Sphyrapus malleolus, n. sp., female, seen from above. 



pi, „ „ terminal segments of pleon, with pleopod and 



base of uropods, seen from the side. 

 gn^. „ „ first gnathopod. 



g'n}*. „ „ first gnathopod, a malformation or repro- 



duction. 



PLATE XXIII. 



I. D. Alaotanais serratispinosus, n. sp., seen from above. 



L. „ „ carapace viewed laterally. 



mxp. „ „ maxilliped. 



aa. „ „ antennae of both pairs. 



gn^. „ „ first gnathopod. 



gn}*. „ „ finger and thumb of first gnathopod. 



gn". „ „ propodos and dactylus of second gna- 



thopod. 

 prp*. „ „ fourth peraeopod. 



prp^*. „ „ propodos and dactylus of fourth perseo- 



pod, highly magnified. 

 pip. ,, „ pleopod, seen from within. 



pip*. „ „ pleopod, from outer side. 



T. „ „ end of pleon, underpart viewed 



obliquely. 

 II. L. Alaotanais liastiger, n. sp., seen from the side. 



c. „ „ outline of carapace, from above, 



c*. „ „ portion of carapace, seen from the side, show- 



ing shape and position of the eye-process. 

 PI. „ „ pleon, viewed dorsally. 



gn^. „ ,, thumb and finger of first gnathopod. 



jjtj}^. „ „ second perseopod. 



prp^. „ „ last perseopods, terminal joints, viewed from 



the front. 



PLATE XXIV. 



I. D. Alaotanais serratispinosus, n. sp., dorsal view. 



PI. „ „ end of pleon, from above. 



gti^. „ „ first gnathopod, exterior lateral view. 



II. L. Alaotanais Icevispinosus, n. sp., side view. 



D. „ „ viewed from above. 



