Table, Measurements expressed in thousandths of the standard length recorded for the two species of Promicrops and arranged according 
to size* 
Standard length 
Head 
Depth 
Length maxillaries 
” 3rd dorsal Spine 
Least depth caudal 
Length caud* ped. betvreer 
vert lines. 
itaiara 
*/ '*/ 
405 3^5 375 360 350 335“ 315 310“ 250 240 
lanceolatus 
91 
Width of fleshy inter¬ 
orbital space. 
Diameter of eye 
*/ Eastern Pacifio 
91 
46 
395 
420 
414 
424 
333 
320 
343 
325 
192 
192 
194 
197 
88 
94 
94 
96 
131 
134 
131 
149 
163 
145 
157 
143 
80 
83 
89 
90 
47 
46 
49 
45 
98 103 
240 
235 
225 
215 
175 
90 
1778 
1626 
1613 
330 
270 
208 
195 
150 
120 
11^,5 
404 
421 
422 
390 
412 
420 
364 
352 
394 
428 
419 
428 
405 
414 
408 
420 
313 
328 
351 
335 
352 
345 
386 
385 
393 
328 
322 
327 
338 
360 
325 
326 
192 
196 
209 
161 
186 
217 
- 
227 
- 
197 
189 
197 
190 
193 
196 
193 
117 
115 
116 
98 
109 
139 
- 
- 
- 
97 
89 
101 
113 
120 
114 
116 
129 
128 
133 
135 
126 
128: 
125 
131 
126 
130 
130 
130 
133 
133 
121 
133 
154 
153 
171 
140 
146 
139 
142 
172 
- 
152 
148 
144 
154 
160 
154 
137 
81 77 92 79 72 91 
53 44 52 54 52 
50 
71 72 
57 78 
100 
25 
102 
31 
82 82 87 
58 51 57 
79 
67 
/ 
/ 
