INDEX 633 
Eudorina, 518. 
elegans, 516. 
Euglena, 154, 155, 178, 192, 210, 224, 225, 
341. 
acus, 226. 
deses, 225. 
gracilis, 225. 
sanguinea, 225, 513. 
spirogyra, 225. 
viridis, 225, 513. 
F 
Flagellata, 225, 263 (table ), 480, 517, 531, 
546, 555. 
Fonscolumbia vinosa, 36. 
Foresteria acuminata, 108. 
Fragilaria, 256, 532. 
virescens, 516. 
Fraxinus viridis, 108. 
G 
Gompheeschna, 31. 
furcillata, 36. 
Gomphide, 4, 5, 6, 7,8,9, 10, 12, 13, 21, 
22, 26, 27, 28, 29-50, 89. 
Gomphonema constrictum, 516. 
Gomphus, 6, 10, 14, 15, 16, 21, 23, 46, 51, 
53, 54, 62, 64, 65-89. 
abbreviatus, 66, 72. 
adelphus, 74, 76. 
amnicola, 68, 83. 
australis, 67, 77-78. 
consobrinus, 74. 
cornutus, 82, 
crassus, 74, 75. 
descriptus, 66, 70-71. 
dilatatus, 83. 
exilis, 68, 79, 81-82. 
externus, 7, 67, 73, 74-76, 84, 85, 87, 
fluvialis, 84, 86, 87. 
fraternus, 15, 72, 73, 74, 75, 87. 
fraternus walshii, 74. 
furcifer, 79. 
graslinellus, 
79, 80. 
minutus, 82. 
notatus, 15,72, 74, 83, 84, 85, 86-87. 
olivaceus, 83. 
14, 16, 66, 69-70, 76, 
Gomphus— Continued. 
pallidus, 14, 16, 67, 77, 79-81, 87. 
parvulus, 63. 
plagiatus, 68, 83, 84-86, 87. 
quadricolor, 71. 
scudderi, 83. 
segregans, 87. 
spiniceps, 14, 15, 68, 85, 87-80. 
vastus, 67, 72-73, 87. 
ventricosus, 73. 
villosipes, 66, 67, 78-79. 
Gregarinide, 18. 
Gromia, 516. 
i 
Hagenius, 10, 12, 13, 16, 50, 52, 53, 54, 60- 
62, 65. 
brevistylus, 61-62. 
Heliozoa, 296, 519. 
Hemiptera, 20. 
Herpetogomphus, 53, 57, 65. 
Heteranthera, 243. 
graminea, 239. 
Holotricha, 555. 
Hyalella, 500. 
Hydra, 243, 256, 486, 500, sor. 
I 
Infusoria, 530, 534, 535, 555, 614. 
Insecta, 256, 486, 5c0, 530, 531, 563, 615. 
Isopoda, 513. 
J 
Juncacez, 236, 246. 
Juncus acuminatus, 239. 
L 
Lanthus, 52, 54, 62-64, 65. 
parvulus, 63-64. 
Lemna, 152, 249, 579, 580, 580. 
minor, 239, 242. 
trisulca, 239. 
Lemnacez, 152, 153, 237, 240, 242, 243, 
246, 249, 581, 582, 584, 588, sor, 
592, 596. 
Lepidoptera, 20, i183. 
Lepocinclis, 225. 
Leptodora, 263 (table). 
hyalina, 258. 
Lestes, 3. 
