ILLUSTRATIONS 



(All the illustrations are of natural size unless otherwise stated. Drawings by Jos£ K. Santos.) 



Plate I 



Fig. 1. Palaemon carcinus Fabricius. Old male, 320 millimeters long. 

 1\ Left cheliped of same specimen. 

 i\ Telson of female, 116 millimeters long. x6. 

 l c . Middle-aged male, 245 to 250 millimeters long. 

 l a . Full-grown female, 248 millimeters long. 

 1°. Left cheliped of young male, probably mature, 240 millimeters 



long. 

 I 1 . Left cheliped, full-grown female shown in fig. l a . 

 l g . Young female, 115 millimeters long. 

 l h . Right cheliped of same specimen. 

 l l . Young male, 100 millimeters long. 

 1>. Right cheliped of same specimen. 



Plate II 



Fig. 2. Palaemon philippinensis sp. nov. Old male, 144 millimeters long. 



No. 31. 

 2°. Left cheliped of same specimen. 

 2". Mobile finger of same, showing outer surface and cutting 



edge. X2. 

 2". Immobile finger of same left cheliped, showing outer surface 



and cutting edge. X2. 

 2 d . "Male feminise," 114 millimeters long. No. 19. 

 2". Left cheliped of same. 

 2 l . Immobile finger of same. X3. 

 2 e . Mobile finger of same. X2.5. 

 2*. Left cheliped of young mature male, 111.5 millimeters long. 



No. 13. Measurements given in Table II apply to right 



cheliped. 

 2 [ . Young male, 39.5 millimeters long. No. 1 (a). X2. 

 2K Right cheliped of same. x2. 

 2*. Tip of telson of male, 117 millimeters long. xlO. 

 2 l . Tip of telson of young female, 47 millimeters long. X34. 

 2 m . Pigment marks on the carapace of Palaemon philippinensis 



sp. nov. 

 3. Palaemon sundaicus Heller. Young mature male, 90 millimeters 



long. No. 15. 

 3 a . Left cheliped of the same, markings faded after preservation. 

 3 b . Female, 79 millimeters long. No. 36. 

 3 e . Left cheliped of same, showing markings. 

 <?". Young male, 66.5 millimeters long. No. 2. 

 S". Left cheliped of same, showing markings. 

 <?'. Tip of telson of young male. No. 7. 



401 



