. A manual of elementary zoology . Zoology. 476 MANUAL OF ELEMENTARY ZOOLOGY (Fig. 319) ; there is no centrale in the wrist ; the bones of the adult skull show considerable fusions, there being a single "occipital bone" composed of basioccipital, exoccipitals, supraoccipital, and inter- parietal, a "sphenoid bone " composed of basisphenoid, alisphenoids, presphenoid, orbitosphenoids, and pterygoids, an "ethmoid bone" composed of mesethmoid, ectethmoids, turbinals and vomer, and a "temporal bone" composed of squamosal, tympanic, periotic, tym- panohyal, a
. A manual of elementary zoology . Zoology. 476 MANUAL OF ELEMENTARY ZOOLOGY (Fig. 319) ; there is no centrale in the wrist ; the bones of the adult skull show considerable fusions, there being a single "occipital bone" composed of basioccipital, exoccipitals, supraoccipital, and inter- parietal, a "sphenoid bone " composed of basisphenoid, alisphenoids, presphenoid, orbitosphenoids, and pterygoids, an "ethmoid bone" composed of mesethmoid, ectethmoids, turbinals and vomer, and a "temporal bone" composed of squamosal, tympanic, periotic, tym- panohyal, and stylohyal ; small, irregular, additional bones (Wormian bones) may be found in the course of the sutures of the roof of the skull; the pancreatic duct joins the bile duct near the entry of the latter into the duodenum ; the vermiform appendix is a good deal ILEOCOLIC ARTERY ILIAC BRANCH. Fro. 356.—The ccecum and neighbouring structures in man. From Cunningham. 1, Ileum ; j, colon ; 3, csecum ; 4, appendix. smaller and the caecum very much smaller ; the left superior vena cava (or innominate vein) joins that of the right side before the latter enters the heart, forming thus a single superior vena cava ; the external and internal iliac veins of each side join to form a common iliac; the fibres which form the depressor nerve of the rabbit are included in the main vagus nerve ; there is a single pair of mamma-, which are on the thorax; the uterus is a single, median structure; the testes descend into an external scrotum ; a seminal vesicle opens into the hinder end of each vas deferens; and the third eyelid is represented only by a slight, semilunar fold of membrane, the///'<-a 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 Borradaile, L. A. (Lancelot Alexander), 1872-1945. London : H. Fro
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectzoology, bookyear1920
