Lectures on the Elements of Comparative Anatomy |
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Page 14
... continuous lamellar membrane , which constitutes the outer and superficial layer of the body . Beneath this is a wide cavity , communi- cating with the exterior by means of minute holes in the super- ficial layer ( b ) , and , of course ...
... continuous lamellar membrane , which constitutes the outer and superficial layer of the body . Beneath this is a wide cavity , communi- cating with the exterior by means of minute holes in the super- ficial layer ( b ) , and , of course ...
Page 23
... continuous , so that the walls of the body should rise round it and form a sort of outside case , containing a prolon- gation of the general cavity , the Hydrozoon would be converted into an Actinozoon . Fig . 6 . h a Fig . 6 ...
... continuous , so that the walls of the body should rise round it and form a sort of outside case , containing a prolon- gation of the general cavity , the Hydrozoon would be converted into an Actinozoon . Fig . 6 . h a Fig . 6 ...
Page 31
... continuous , so as to form the lining of the chamber ( k ) , into which the second aperture ( b ) leads , or the " atrial chamber . " Posteriorly , or at the opposite end of the atrial chamber to its aperture , its lining membrane ( the ...
... continuous , so as to form the lining of the chamber ( k ) , into which the second aperture ( b ) leads , or the " atrial chamber . " Posteriorly , or at the opposite end of the atrial chamber to its aperture , its lining membrane ( the ...
Page 36
... continuous round the body , and when it secretes a shell from its surface , that shell is . either in a single piece , or the pieces are repeated from before backwards , and not on each side of the median line . The shell of a ...
... continuous round the body , and when it secretes a shell from its surface , that shell is . either in a single piece , or the pieces are repeated from before backwards , and not on each side of the median line . The shell of a ...
Page 44
Thomas Henry Huxley. The larvæ of Asteridea and Holothuridea are devoid of any continuous skeleton , but those of Ophiuridea and Echinidea possess a very remarkable bilaterally symmetrical , continuous , calcareous skeleton , which ...
Thomas Henry Huxley. The larvæ of Asteridea and Holothuridea are devoid of any continuous skeleton , but those of Ophiuridea and Echinidea possess a very remarkable bilaterally symmetrical , continuous , calcareous skeleton , which ...
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Common terms and phrases
alisphenoid allantois Amphibia anchylosed animals anteriorly aperture articular articulated auditory capsule basi-occipital basi-sphenoid becomes Birds body bony brain-case cartilage cartilaginous cartilaginous cranium cerebral Cetacea chamber characters cloth coalesce corresponding cranial cavity cranium Cuvier decidua developed DISEASES distinct division edge embryo Engravings epiotic ethmoid ex-occipital external Fcap fenestra fishes foetal foramen fossa front frontals groove hyoidean hyomandibular inner intestine lateral layer lobes lower jaw Mammalia Mammals mandible maxilla median membrane middle line nasal nerves nervous notochord occipital olfactory opisthotic orbital orbito-sphenoids organs osseous ossification outer pair palatine palatine bones parietal pars mastoidea pars petrosa periotic bones petrosa Pike pituitary placenta plate Post 8vo posterior posteriorly premaxilla premaxillæ presphenoid pro-otic pterygoid quadrate bone Reptiles sacs Scolecida Second Edition segment semicircular canal separated septum side skull sphenoid spinal squamosal structure supra-occipital surface temporal bone third tympanic tympanic cavity upper vertebral Vertebrata vesicle visceral arches vomer wall
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