Illustration from the appendix of the 1887 volume Popular Zoology depicting limbs of a variety of vertebrate animal species, including humans, apes, whales, and birds.

Designed to give students an understanding of the…

Figure 479 of the 1887 volume Popular Zoology depicting (a) the hand and foot of a monkey and (b) the hand and foot of a human.

Designed to give students an understanding of the animal worlds, Popular Zoology describes…

Figures 87 and 88 of the 1887 volume Popular Zoology. Figure 87 depicts a hermit-crab. Figure 88 depicts the zoea, i.e. larval stage, in the development of a crab.

Designed to give students an understanding of the…

Figures 78, 79, and 80 of the 1887 volume Popular Zoology. Figure 78 depicts a fish-louse, with view of the grapple, neck, and egg masses. Figure 79 depicts a fresh-water shrimp, as it swims in the water. Figure 80…

Figures 137 and 138 of the 1887 volume Popular Zoology. Figure 137 depicts female, male, and worker brown ants. Figure 138 depicts ants at varying stages of metamorphosis, including egg, larva, and pupa.

Designed to…

Figures 129 and 130 of the 1887 volume Popular Zoology. Figure 129 depicts a clothes moth as larva, pupa, and adult. Figure 130 depicts a tent caterpillar as eggs, larva, and the imago stage of metamorphosis.

Designed…

Figures 125, 126, and 127 of the 1887 volume Popular Zoology. Figure 125 depicts a Hessian fly, or barley midge, with enlarged views of the larval and pupa stages. Figure 126 depicts a mosquito, with view of a raft of…

Figures 60 and 61 of the 1887 volume Popular Zoology. Figure 60 depicts a tooth-shell. Figure 61 depicts a chiton, also known as a sea-cradle or coat-of-mail shell.

Designed to give students an understanding of the…

Figures 62, 63, and 64 of the 1887 volume Popular Zoology. Figure 62 depicts a dorid nudibranch, a type of shell-less marine gastropod mollusk, with view of gills arranged in the shape of a star. Figure 63 depicts…

Figure 40 of the 1887 volume Popular Zoology depicting an angle or earth-worm, with view of (c) an egg enclosing two young and (d) young hatching from the egg.

Designed to give students an understanding of the animal…

Figure 42 of the 1887 volume Popular Zoology depicting an autolytus in the process of subdividing, i.e. asexually reproducing, into two individuals.

Designed to give students an understanding of the animal worlds, Popu…

Figure 41 of the 1887 volume Popular Zoology depicting (a) male and (b) female clam-worms at natural size.

Designed to give students an understanding of the animal worlds, Popular Zoology describes and identifies the…

Figure 43 of the 1887 volume Popular Zoology depicting a medicinal leech, with view of chief points of anatomy including mouth, stomach, and terminal sucker.

Designed to give students an understanding of the animal…

Figures 65, 66, 67, and 68 of the 1887 volume Popular Zoology. Figure 65 depicts a slug. Figure 66 depicts a key-hole limpet. Figure 67 depicts an ear-shell. Figure 68 depicts a cowry-shell.

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Figures 22, 23, and 24 of the 1887 volume Popular Zoology. Figure 22 depicts mushroom coral. Figure 23 depicts cup coral. Figure 24 depicts branching coral.

Designed to give students an understanding of the animal…

Figures 20 and 21 of the 1887 volume Popular Zoology. Figure 20 depicts a diagrammatic view of a sea-anemone with one side removed to show internal anatomy. Figure 21 depicts a sea-anemone as it appears when contracted.…

Figures 25, 26, and 27 of the 1887 volume Popular Zoology. Figure 25 depicts a piece of red coral, with view of the hard central axis projecting toward the left. Figure 26 depicts a fragment of sea-fan, with view of…

Figures 475 and 476 of the 1887 volume Popular Zoology. Figure 475 depicts a siamang, an arboreal black-furred gibbon native to the forests of Indonesia, Malaysia and Thailand. Figure 476 depicts a gibbon as described…

Figures 468 and 469 of the 1887 volume Popular Zoology. Figure 468 depicts a Pithecia satanas, also known as a black bearded saki. Figure 469 depicts a howler monkey.

Designed to give students an understanding of the…

Figures 464 and 465 of the 1887 volume Popular Zoology. Figure 464 depicts a specter. Figure 465 depicts a graceful loris.

Designed to give students an understanding of the animal worlds, Popular Zoology describes and…

Figures 446, 447, and 448 of the 1887 volume Popular Zoology. Figure 446 depicts a civet, a small, lean, primarily nocturnal mammal native to tropical Asia and Africa, especially the tropical forests. Figure 447 depicts…

Figures 444 and 445 of the 1887 volume Popular Zoology. Figure 444 depicts two views of the claws of a carnivorous animal, (1) sheathed and (2) extended. Figure 445 depicts a highly-magnified view of the tongue of a…

Figure 437 of the 1887 volume Popular Zoology depicting a fisher, a small, carnivorous mammal native to North America.

Designed to give students an understanding of the animal worlds, Popular Zoology describes and…

Figures 414 and 415 of the 1887 volume Popular Zoology. Figure 414 depicts a pronghorn. Figure 415 depicts a mountain goat.

Designed to give students an understanding of the animal worlds, Popular Zoology describes…

Figure 387 of the 1887 volume Popular Zoology depicting a Virginia deer (inset), as well as two deer fighting.

Designed to give students an understanding of the animal worlds, Popular Zoology describes and identifies…