Vol. 5] 



Gilbert. — Evesthes jordani. 



411 



Length of ventral curvature, anterior end of premaxillary, to base 



of caudal fin 327 mm. 



Depth from base of dorsal to base of ventral fin at 11th vertebra 



(in length 2) 131 



Depth here to middle of spinal column (in depth 3 times) 47 



Depth at same place of body-cavity (in length 3 times) 84 



Depth at ventral fin (in length of head to gill opening 1) 117 



Length of head to dorsal fin (in length of dorsal curve 6) 50 



Length of head to first vertebra 79 



Length of head to posterior margin of operculum 1 1 7 



Length of head (in greatest length 2) 165 



Distance to base of ventral fin 112 



Depth from middle of first vertebra to branchiostegals (in 



length 1) 80 



Depth of head at posterior margin of orbits 80 



Height of dorsal fin-rays, 11th vertebra 18 



Height of anal fin-rays, 11th vertebra (in depth of body 5) 26 



Length of caudal fin-rays 52 



Length of hypural bone, upper margin 17 mm., lower margin 25 



Length of hypural, middle line 22 mm., posterior margin 32 



Length of anal fin-rays 27 



Length of haemal interspinous bones (in rays 5, in spines 1) 45 



Overlap of interspinous bones with haemal spines 12 



Length of neural spines 27 mm., at 13th vertebra; haemal at 13th 45 

 Length of vertebrae, 1st to 5th, average, 4 mm. ; 6th to 12th, 7 mm. 



Length of vertebrae, 13th backward 4.8 



Length of large teeth, 1st, 2 mm. ; 2nd, 3.5 mm. ; 3rd, 6 mm. ; at 



base 2 mm. 



Length of teeth, in mandibles 2.5 mm.; breadth of base 1.5 mm. 

 Length of teeth in premaxillaries 2 mm. to 1 mm., with 6 teeth 

 to em. 



Length of orbits, left, 32 mm., right (into head 2.5 times) 35 mm. 

 Width of orbit, left, 9 mm. (into length 3.5 times). 



Width of interorbital space at suture 6 



Length of premaxillaries (in depth of head posteriorly 1) 63 



Width of premaxillaries posteriorly 12 



Length of mandibles to angle with premaxillaries 59 



Depth of curve of posterior margin of body-cavity 10 



Space between gill opening and posterior margin of body-cavity 47 



The type-specimen (no. 2460) of Evesthes jordani has been 

 placed temporarily in the Science and Arts Museum at the Los 

 Angeles High School, Los Angeles, California. 



Issued May 21, 1910. 



