Fig. 1.
Fig. 1: A detailed illustration of a colonial zoophyte, showing numerous individual polyps arranged in a fan-like, overlapping pattern. Each polyp has a central tube and a surrounding tentacled crown.
Fig. 2.
Fig. 2: A cross-sectional diagram of a colonial zoophyte colony. It shows the internal structure of the polyps, including the central tubes and the arrangement of the tentacles and other internal organs.
Fig. 3.
Fig. 3: A side-view illustration of a colonial zoophyte colony, showing the overlapping arrangement of the individual polyps and their tentacles.
Fig. 4.
Fig. 4: A top-down view of a circular colonial zoophyte colony, showing the radial arrangement of the individual polyps and their tentacles.
Fig. 5.
Fig. 5: A detailed illustration of a branching colonial zoophyte colony. The main stem is thick and segmented, with numerous smaller branches extending from it. Each branch is composed of individual polyps, showing their internal structure and tentacles.
Fig. 6.
Fig. 6: An illustration of a single, elongated zoophyte polyp, showing its internal structure and the arrangement of its tentacles.
A blank, aged, cream-colored page with significant water damage and staining.This image shows a blank, aged, cream-colored page, likely an endpaper or flyleaf from an old book. The paper is heavily stained with large, irregular, brownish-grey water marks, particularly concentrated in the upper half and along the right edge. The texture of the paper appears slightly rough and discolored due to the age and moisture damage. There is no text or other markings on the page.
Fig. 8.
A detailed botanical illustration of a single, slender, upright branch of a plant, likely a colonial hydrozoan, showing fine, linear structures along its length.
Fig. 7.
An illustration of a branch with numerous small, linear, needle-like structures, possibly representing a different part of the plant or a specific growth stage.
Fig. 11.
A large, central illustration of a branching colonial hydrozoan. It has a central stalk with several long, upright branches. Each branch is densely covered with small, circular, protruding structures, likely polyps or zooids, and terminates in a pointed, serrated tip.
Fig. 10.
An illustration of a branch with several small, star-shaped or fan-like structures attached to it, possibly representing reproductive polyps or specialized zooids.
Fig. 9.
An illustration of a large, branching colonial hydrozoan colony. It has a thick, rounded base and several main branches that further subdivide into smaller, thinner branches, creating a complex, tree-like structure.
Fig. 12.
An illustration of a cluster of small, cylindrical, upright structures, possibly representing a group of polyps or a specific type of zooid, attached to a flat, textured base.
A faint, stylized botanical illustration on aged paper, featuring a central plant with multiple upright stems and a smaller, gnarled branch on the left.A faint, monochromatic botanical illustration on aged, yellowish paper. The central figure is a plant with a single, straight, slightly flared base and several long, upright, parallel stems or leaves. To the left of this central plant is a smaller, more gnarled and curved branch, possibly representing a different plant or a root system. The background is plain, with some very faint, illegible markings at the top center. The overall style is minimalist and delicate, characteristic of traditional botanical sketches.

Fig. 13.

ZOOOPHYTES.

Fig. 14.

Plate DLXXXI.

Fig. 13: A detailed illustration of a colonial zoophyte, likely a hydroid polyp. It features a central base from which numerous short, cylindrical polyps emerge. Each polyp has a distinct circular opening at its top, representing the polyp's mouth. The polyps are densely packed and show fine surface texture.
Fig. 14: A detailed illustration of a single, thick-walled, cup-shaped zoophyte. The interior of the cup is visible, showing a rough, granular texture. The exterior surface is also textured and appears slightly translucent.

Fig. 16.

Fig. 16: A detailed illustration of a long, slender, branching zoophyte. The main stem is thin and has several lateral branches. Each branch is densely covered with small, rounded, hair-like structures, possibly representing polyps or specialized appendages. The base of the plant shows a network of thin, root-like filaments.

Fig. 17.

Fig. 17: A detailed illustration of a single, elongated, lanceolate zoophyte. It has a long, pointed base and a broad, oval-shaped upper portion. The upper part is densely covered with small, pointed, hair-like structures, giving it a feathery appearance. The overall shape is reminiscent of a leaf or a pinnate structure.

Fig. 18.

Fig. 18: A detailed illustration of a small, curved, segmented zoophyte. It consists of several short, jointed segments, each ending in a small, pointed, hair-like structure. The overall shape is somewhat hook-like.

Fig. 15.

Fig. 15: A small, detailed illustration of a single, small zoophyte. It has a short, pointed base and a small, feathery structure at the top, similar in form to Fig. 17 but much smaller in scale.

W. Arthibald 20.

A blank, aged page with a light beige background, showing faint, large, irregular water stains or discolorations, particularly a large circular stain in the upper left and a large irregular stain in the upper right. The page has a slightly textured appearance and some minor blemishes.This image shows a single, blank page of aged paper. The paper has a warm, light beige or cream-colored tone. It is marked by several large, faint, and irregular water stains or discolorations. A prominent, roughly circular stain is visible in the upper left quadrant. To its right, there is a larger, more irregularly shaped stain that extends towards the center and right edge. These stains have a mottled, greyish-green appearance. The paper itself has a slightly textured surface and contains a few small, dark specks or blemishes, characteristic of old paper. There is no text, handwriting, or printed content on the page.