64 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 9 



kk. All cristae of trunk and tail rounded — only slightly 



raised even under microscope 



Syngnathus calif orniensis 



I. Dorsal rays 28-37; (7 of 220 specimens with 



37 rays — 3.18 per cent; 26 of 220 with 36 rays 



— 11.8 per cent) ; rings 17-19 plus 36-42 . . 



Syngnathus californiensis leptorhynchus 



II. Dorsal rays 35-47; (23 of 466 specimens with 

 35 rays — 4.92 per cent) : 



7/2. Tail rings 39-46; (9 of 338 specimens 



with 46 rings — 2.66 per cent) ; body rings 



18-20; dorsal rays 35-44 . . . . 



Syngnathus c. griseo-lineatus 



mm. Tail rings 45-50, mostly 46 and greater; 

 body rings 18-21 ; dorsal rays 36-47 



Syngnathus c. californiensis 



