. The structure and classification of birds . Fig. 9.—Chauna chavaria ; Alimentary Tract. s, proventriculus ; g, glandular tract; d, duodenal loop; l-l, large loop of smallintestine; y, vitelline duct: c, cseca; , large intestine ; , portal vein; ,rectal vein. {After Chalmeks Mitchell.). Fig. 10. - Argtis gigantetcs, Chick ; Intestinal Loops(after Chalmers Mitchell). 28 STRUCTURE AND CLASSIFICATION OF BIRDS

---

Size: 1838px × 1359px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1898