. Elements of zoölogy. Zoology. i88 BACKBONED ANIMALS. cold waters from ten to fifteen miles off shore. The had- dock belongs to this family, and closely resembles the cod in habits and appearance. The tom-cod, ling, cusk, and pollock, are all allied forms. Note.—The Chiasmodus (Fig. 216) is a deep-sea ally ; the top of the head, the under jaws, and the fins, all gleam with vivid phos- phorescence ; but, more remarkable yet, their jaws work independently and alternately as in the snakes, and the stomach is capable of such distention that they can swallow fishes twice their own Fig. 230.
. Elements of zoölogy. Zoology. i88 BACKBONED ANIMALS. cold waters from ten to fifteen miles off shore. The had- dock belongs to this family, and closely resembles the cod in habits and appearance. The tom-cod, ling, cusk, and pollock, are all allied forms. Note.—The Chiasmodus (Fig. 216) is a deep-sea ally ; the top of the head, the under jaws, and the fins, all gleam with vivid phos- phorescence ; but, more remarkable yet, their jaws work independently and alternately as in the snakes, and the stomach is capable of such distention that they can swallow fishes twice their own Fig. 230.—Fierasfer and young, a fish that lives in holothurians and star- fishes. A, adult; B, young. The Fierasfer (Fig. 230, A) is a silvery, eel-like form, rarely found out of the digestive canal of holothurians (see page 39). One species inhabits a star-fish (Culcitd). The young (Fig. 230, B) pass through several changes be- fore assuming the adult Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Holder, Charles Frederick, 1851-1915; Holder, Joseph Bassett, 1824-1888, joint author. New York : D. Appleton and company
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1884
