First Chapter，which telleth of the four-footed animals 1
First Paragraph，which telleth of the wild beasts 1
Second Paragraph，which telleth of all the animals，the four-footed forest-dwellers 6
Third Paragraph，which telleth of the habits of still other four-footed animals 10
Fourth Paragraph，which telleth of the habits of a four-legged animal called opossum 11
Fifth Paragraph，which telleth of the habits of still other four-footed animals 12
Sixth Paragraph，which telleth of four-footed animals like the deer，and of others like it；then of dogs which they bred in times past 15
Seventh Paragraph，which telleth of the small animals，like the mouse，and of others like it 17
Second Chapter，which telleth of all the different kinds of birds 19
First Paragraph，which telleth of the many different kinds of birds，of whatever sort 19
Second Paragraph，which telleth of birds like the young yellow-headed parrot and the scarlet macaw，and still others 22
Third Paragraph，which telleth of the waterfowl 26
Fourth Paragraph，which telleth of all the birds [of prey] 40
Fifth Paragraph，which telleth of still other kinds of birds，of whatever sort 45
Sixth Paragraph，which telleth of still other kinds of birds 49
Seventh Paragraph，which telleth of still other kinds of birds，of their habits 49
Eighth Paragraph，which telleth of the birds which are good singers 51
Ninth Paragraph，which telleth of the native turkeys 53
Tenth Paragraph，which telleth of the parts of the different birds 54
Third Chapter，which telleth of all the animals which dwell in the water 57
First Paragraph，which telleth of some kinds of birds which always dwell in the water 57
Second Paragraph，which telleth of all the fishes 58
Third Paragraph，which telleth of all the small water animals 59
Fourth Paragraph，which telleth of the animals，of the name of each kind，and of the fishes which live in the rivers or in the lagoons 61
Fifth Paragraph，which telleth of all the small animals which live in the water：the edible ones 63
Fourth Chapter，which telleth of still other animals which live in the water，which are inedible 67
First Paragraph，which telleth of inedible water-living animals 67
Second Paragraph，which telleth of an animal named auitzotl，like a monster as to its body and as to its habits．It lives，makes its home in the water，either in a river or somewhere in a spring 68
Third Paragraph，which telleth of a very thick serpent which is in the water 70
Fourth Paragraph，which telleth of still other water-dwelling serpents 72
Fifth Chapter，which telleth of the various serpents，and of still other creatures which live on the ground 75
First Paragraph，which telleth of a large serpent with rattles 75
Second Paragraph，which telleth of a very large serpent with rattles 77
Third Paragraph，which telleth of a two-headed serpent 78
Fourth Paragraph，which telleth of still other serpents；of the names of still other kinds 80
Fifth Paragraph，which telleth of a thick serpent 82
Sixth Paragraph，which telleth of all the large serpents；of the names of each one 84
Seventh Paragraph，which telleth of the large serpents and of the names of each kind 85
Eighth Paragraph，which telleth of the manner of life of a number of small insects 87
Ninth Paragraph，in which the ways of the ants are told 89
Tenth Paragraph，which telleth of the small insects whose dwelling place is on the ground 91
Eleventh Paragraph，which telleth of the bees which produce honey 93
Twelfth Paragraph，which telleth of the locusts and how they are subdivided 96
Thirteenth Paragraph，which telleth of the different ways of the worms 98
Fourteenth Paragraph，which telleth of the little insects called fireflies，and of others like them 100
Sixth Chapter，which telleth of the various trees，and of the various properties which correspond to them，such as their strength 105
First Paragraph，in which are told the names of the different trees 105
Second Paragraph，which telleth of the different trees 106
Third Paragraph，which telleth of trees which are not very large，which are considered as herbs 109
Fourth Paragraph，which telleth of the parts of each tree；such as the branch；then the root 113
Fifth Paragraph，which telleth of the dried tree which is no longer verdant，which is well dried，which just lies dried 114
Sixth Paragraph，which telleth how trees are planted 116
Seventh Paragraph，which telleth of the various kinds of trees on which fruit grows 118
Eighth Paragraph，in which are told the sorts of nopal and the tunas on them 122
Ninth Paragraph，which telleth of all the edible fruits which are within the earth 125
Seventh Chapter，which telleth of all the different herbs 129
First Paragraph，in which are told the names of the many different herbs which perturb one，madden one 129
Second Paragraph，which telleth of the mushrooms 132
Third Paragraph，which telleth of the herbs which are edible cooked 134
Fourth Paragraph，which telleth of all the edible herbs 136
Fifth Paragraph，which telleth of the medicinal herbs and of different herbs 141
Sixth Paragraph，in which are told all the different herbs 191
Seventh Paragraph，which telleth of still other herbs，which are called grasses 193
Eighth Paragraph，which telleth of blossom petals and of stalks 197
Ninth Paragraph，which telleth of the same blossoms，of [their] somewhat large trees 200
Tenth Paragraph，which telleth of those which are also like，which are of the nature of flowering trees；those like trees which also appear herb-like 204
Eleventh Paragraph，which telleth how the flowers are offered 214
Twelfth Paragraph，which telleth of the nature of trees 215
Eighth Chapter，which telleth of all the precious stones 221
First Paragraph，which telleth of all the different precious stones，and how they may be sought 221
Second Paragraph，which telleth of the emerald-green jade，which sometimes looks like a stone 222
Third Paragraph，which telleth of still other stones which appear like turquoise 224
Fourth Paragraph，which telleth of still other stones；of how they appear 226
Fifth Paragraph，which telleth of still another kind of stone．It is a stone [of which] mirrors are made，[a stone] which is converted [into a mirror] 228
Ninth Chapter，which telleth of all the metals which are in the earth 233
Tenth Chapter，which telleth of the really fine stones 237
Eleventh Chapter，which telleth of all the different colors 239
First Paragraph，which telleth how all the colors are made 239
Second Paragraph，which telleth of still other colors，so that it is seen how coloring is done 241
Third Paragraph，which telleth of that of which colors [are made]；that which improves colors 243
Twelfth Chapter，in which are mentioned，are named，the different kinds of water and the different kinds of earth 247
First Paragraph，in which is told the nature of the sea and the rivers 247
Second Paragraph，which telleth of the divisions into which are divided [waters] such as rivers and seas 248
Third Paragraph，which telleth of the nature of the soils 251
Fourth Paragraph，which telleth of still other characteristics of useless lands 254
Fifth Paragraph，which telleth of a kind of earth of which are made ollas and water jars 256
Sixth Paragraph，which telleth of，which mentions，the eminences of the land 258
Seventh Paragraph，which telleth of the kinds of rocks which are worked 263
Eighth Paragraph，which telleth of the different kinds of roads of all sorts 266
Ninth Paragraph，which telleth of the various manners of houses，[and] their classifications 269
Tenth Paragraph，which telleth of the kinds of caves，whatever kind they are 275
Thirteenth Chapter，which telleth of all the kinds of sustenance 279
First Paragraph，which telleth of maize，of whatever sort 279
Second Paragraph，which telleth of whatever kind of seed which is considered 283
Third Paragraph，which telleth of the different beans 284
Fourth Paragraph，which telleth of chia 285
Fifth Paragraph，which telleth of a kind of edible amaranth 286
Sixth Paragraph，which telleth of the gourds presently edible 288
Index of Nahuatl terms 291