Index to Volume 3. 383 



PAGE 



distribution of 10] 



generic description of 101 



key to species of 102 



morphology of 93-100 



significance of asymmetry in li!7-133 



species of 102-110 



Tylosurus exilis 182 



Typhlogobius calif orniensis 229 



Ulvicola sanctae-rosae 239 



Umbina roncador 199 



Urolophus halleri 172 



Variations, fluctuating 120 



Xanthoealanus 68 



atlanticus 79 



borealis 79 



cristatus 69, 79 



fragilis 79 



giesbrechti 79 



similis 79 



simplex 79 



subagilis 79 



Xeneretimus latifrons 223 



Xenistius calif orniensis 196 



Xenochirus latifrons 223 



Xerepes fucorum 239 



Xestolebris 136 



dispar 136, 152 



Xiphias gladius 190 



Xystreurys liolepis 242 



Zalembius rosaceus 200 



Zaniolepis frenatus 217 



latipinnis - 216 



Zonogobius zebra 223 



Zapteryx exasperatus - 170 



