806 
a ei Ghar 794. 
dotremia, 758, 7 
Pterodactyl i a America, i 
Pteromalus puparum, 72 
Quaternary rana 638. 
Quissama Trib e, 38 
Quito, Natural Thatoi of, 619, 693. 
Rabbits, 437. 
Raccoon, Hybrid between, and Cat, 660. 
Radiate 
Piphitopnera subterranea, 745, 759. 
Record of rgita , 321. 
ER A ountains, Saad in come ‘213. 
otif 
Salamander, 
Salvia coccinea, 782. 
Salvia involucrat a, 161 
Jommission, 63. 
T28. 
Sap, Ascent of, 160. 
Schools, Natural History in, 129. 
Science Instruction, 685, 798. 
Scorpio 
Sea Bed, Geography of the, 184. 
Sea Bottom, Formation of, 124. 
Sea Fowl, Preservation of, 253. 
neg paren Cua of, 37. 
Cla assification of, 234. 
n Corals j sh 
Sing ng ost 
Skun hatomy of, 246. 
Sou 
arene Comeptuaston of, with Polar- 
Spider, 733. 
Spiders, Flying 
Spirostrephon toh, 748, 760, 
Sponges, 726. 
Spongiade, i 
| Toa an 
INDEX. 
Spring-tails — Bristle-tails, 91. 
Squamella 
ga uirr oe ial 
Stagobi 
Stanietreeb’s Fy poe. 798. 
r, 657. 
Stilt, ‘2 7. 
Stone Age, Hearth of the, 88. 
Stone Implements, i 
Strawberry Worm, 3 
Subterranean hte Tao. 
Sucking Fish, 436. 
Sun Fish, 360. 
Tanis Stone, 664. 
Peis Sete 524. 
nidæ, 374. 
Tertiary Peri rd, 6 638. 
Tertiary Period, Fishes of, 643. 
Tertiary Period, Flora of, 641. 
Tertiary. Period, y ertabrates of, 664. 
bo Sg 
bia, Fl “tened; 663, 707, 792. 
Ticks 
i in the unas Ear, 176. 
Tin 
n En ag rn 329. 
Toads in “Rocks, 78 
Torto teop, oa Aan 562. 
Tortrix 
Tree, Chestant, 945. 
Transpiration of Leaves, 784. 
Triura cavernicola, 747. 
y Association, 382, 383. 
University of Pennsylvania, 384. 
Vallisneria, 339. 
Valsa, 323. 
Vertebrates. Fossil, from Wyoming, 664. 
ae tebrate Sy stem, 559. 
| Vorticella, 656, 657. 
Walrus, Fossil, 316 
Wasps, "Habits of, 246. 
Wasps, Parasite on, 120. 
ax Insect, 683. 
pelle, Crustae ‘ea in, 753. 
Whale in oe Drift, 125. 
Whippoor + 438 
White Mountains, Geology of, 732. 
Brazilie rent 
g 787. 
Wyoming, geoin “Of, 637. 
Wyoming, 
Xanthocephalus, 196. 
Zoological Literature, Record of, 193, 375. 
Zoology, Systematic, 353. 
