. The crayfish; an introduction to the study of zoology. Crayfish; Zoology. Fig. 59.—^stacus flnviatiUa.—YentraX (A, B, C, F) ami lateral (D, E) views of the embryo in successive stages of development (after Rathke, x 15). A is a little more advanced than the embryo represented in fig. 58, F : D, E, and F are views of the young crayfish when nearly ready to be hatched : in E, the carapace is removed, and the limbs and abdomen are spread out. 1—14, the cephalic and thoracic appendages; ah, abdomen ; br, branchiae; c, carapace ; ep, epipodite of the first maxillipede; r/jf, green gland; h, heart

---

. The crayfish; an introduction to the study of zoology. Crayfish; Zoology. Fig. 59.—^stacus flnviatiUa.—YentraX (A, B, C, F) ami lateral (D, E) views of the embryo in successive stages of development (after Rathke, x 15). A is a little more advanced than the embryo represented in fig. 58, F : D, E, and F are views of the young crayfish when nearly ready to be hatched : in E, the carapace is removed, and the limbs and abdomen are spread out. 1—14, the cephalic and thoracic appendages; ah, abdomen ; br, branchiae; c, carapace ; ep, epipodite of the first maxillipede; r/jf, green gland; h, heart; lb, labrum ; Ir, liver; m, mandibular 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 Huxley, Thomas Henry, 1825-1895. New York, D. Appleton and company

---

Size: 1325px × 1885px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthorhu, bookcentury1800, bookdecade1880, booksubjectzoology