338 
GENEKAL INDEX 
Page 
El Salvador, fishes— Continued. 
Mugilidae _ _ . 243, 265, 284 
Agonostomus monticola 266,267 
Mugil curema 284 
cephalus 266 
Pimelodidse _ 243,251 
Rhamdia guatemalensis 241,252 
Poeciliidae 243,254 
MoUienesia sphenops 240, 241, 255 
Priapichthys fosteri 241, 242, 257, 260 
letonai 241, 242, 256, 258 
Polynemidae 284 
Polynemus approximans 284 
Pomadasidae. 286 
Anisotremus dovii 287 
paciflci 287 
Orthopristis chalceus 280 
Pomadasis panamensis 286 
Elasmopus laevis 150,151 
elegans, Sagitta 133,134 
EleotridsB 243,281 
Gobiomorus 281 
maculatus 241,281 
Eleotris lembus 281 
elongata, Ostrea 213 
elongatus, Pseudocalanus 103, 143-146, 170 
Elops, leptocephalus 165, 166, 170 
Elysiella catula. 137 
emarginata, Cythereis 141 
Libinia 160,161 
Emerita talpoida _ . _ 156, 158, 159 
emertoni, Autolytus 131,133 
empusa, Chloridella _ 153,154 
Engraulidse 283 
Stolephorus brevirostris __. 284 
exiguus __. 283 
panamensis 284 
rastralis.._ 284 
E ngraulis panamensis _ 284 
enzymes, digestive, poikilothermal vertebrates, etc-.. 181-200 
carbohydrate-splitting 192-195 
digestive tests 192 
inverting 195 
Epenthesis folleata 124, 125, 130 
Ephippidae 287 
C haetodipterus zonatus 287 
Ephippus zonatus 287 
Epinephalus analogus 285 
Epinephelidae 285 
Epinephalus analogus _■ 285 
Eriohsonella filiformis 151 
Erichthus 153-155 
Ericthonius rubricornis 151 
Erythrops 152 
Esoxlucius 182 
Euctenogobius sagittula 287 
eulachon 34 
Eupagurussp 156 
Euphausia krohnii 153 
tenera 153 
Eurypanopeus depressus 169,160 
Eurytemora herdmani 143-146 
hirundoides _ __. 143-146 
Euthemisto bispinosa.-- 149-151 
rubricornis. 150 
Eutima mira _-. 125, 130 
Page 
Evadne nordmanni 138,139,140 
spinifera 139 
tergestina , ___ 138-140 
evermanni, Thyrina 264 
exigua, Anohovla ^ 283 
exiguus, Stolephorus 283 
Facelina bostoniensis 137 
faerceensis, Rhizosolenia 112,115,120 
fasoiatus aeneus, Astyanax 241, 244 
favus, Biddulphia 113-115,120 
feliceps, Galeichthys 248 
ferruginea, Limanda ___ 168,172 
fibula, Dictyocha 113, 114, 122, 123 
filiformis, Eriehsonella _ 151 
filin _ 252 
filipendula, Sargassum _ 121 
finmarchichus, Calanus 143-146,175 
Podon _ 139 
Fish, Charles J.: Seasonal distribution of plankton of 
Woods Hole region __ _ 91-179 
fishes.. 164-172 
achiba 273 
alfiler 264 
alima 153 
almaseca 246 
aurel 285 
bagre. 240,250 
bass, rock 5 
smallmouth black 3-6 
white 182 
peptic digestion 185 
bernegate 287 
black bass, smallmouth " 3-6 
black crappie. 182 
bluegill . 182,186 
bullhead 2,3,6,13 
common 9 
burro 273 
carp.. 182,184,186 
digestion 184 
tests 193-196 
ereptic digestion 190,191 
peptic digestion 185,187 
tryptic digestion 188,189 
catfish 12,240 
black tumor 9-13 
sea 248 
chamarra 273 
characins 240 
chimbera ... 267 
chimbola 240, 253, 265, 258, 260 
chincoyo 273 
Chinook salmon, see chinook salmon. 
chopa 287 
cod 166,168 
coho salmon 15,43 
common bullhead 9 
conga 273 
crappie 186 
black 182 
digestion tests 192-196 
peptic digestion 185 
tryptic digestion 189 
cuatro-ojo 262 
euatro-ojos 261 
