A Course of Elementary Instruction in Practical Biology |
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Page xiii
... appendages - Diges- tive system - Circulatory system and heart - Respiratory system - Excre- tory organs - Nervous system and sense organs - Reproductive organs— Development - Ecdysis - Laboratory work . pp . 173-239 . III . EARTHWORM ...
... appendages - Diges- tive system - Circulatory system and heart - Respiratory system - Excre- tory organs - Nervous system and sense organs - Reproductive organs— Development - Ecdysis - Laboratory work . pp . 173-239 . III . EARTHWORM ...
Page 35
... appendages . Its anterior or head end ; pointed and bearing the mouth , eyes , and other organs of the higher senses . Its posterior or tail end . Its dorsal or back region ; clad in a darkly coloured integument . Its ventral or belly ...
... appendages . Its anterior or head end ; pointed and bearing the mouth , eyes , and other organs of the higher senses . Its posterior or tail end . Its dorsal or back region ; clad in a darkly coloured integument . Its ventral or belly ...
Page 73
... appendage . The tibia and hallux are pre - axial ; the fibula and little - toe post - axial . The tarsus . Its proximal elements are seen as two elongated bones ( separate in the middle but confluent at their cartilaginous extremities ) ...
... appendage . The tibia and hallux are pre - axial ; the fibula and little - toe post - axial . The tarsus . Its proximal elements are seen as two elongated bones ( separate in the middle but confluent at their cartilaginous extremities ) ...
Page 174
... appendages attached to its ventral wall . The seventh bears no appendages and is termed the telson - it is sub- divided into two pieces in the Crayfish . The anus is situated on the ventral aspect , beneath the telson and behind the ...
... appendages attached to its ventral wall . The seventh bears no appendages and is termed the telson - it is sub- divided into two pieces in the Crayfish . The anus is situated on the ventral aspect , beneath the telson and behind the ...
Page 175
... appendages- it is termed the metastoma . Thus far , the surfaces of the somites to which the appendages are attached look down- wards , when the body is straightened out and the carapace is directed upwards . But , in front of the mouth ...
... appendages- it is termed the metastoma . Thus far , the surfaces of the somites to which the appendages are attached look down- wards , when the body is straightened out and the carapace is directed upwards . But , in front of the mouth ...
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Common terms and phrases
acid alimentary canal animal aperture appendages arising artery Assistant Master attached auditory axis blastopore blood body body-wall branches Cambridge Canada balsam cavity cell-wall cells chamber chitinous chlorophyll chromatophores cilia College colour commissures containing corpuscles Crayfish delicate dissect dorsal duct ELEMENTARY elongated epidermis epithelium Examine excretory exoskeleton external Fcap fibres filaments fluid Frog front ganglia ganglion genital germinal vesicle gills gland granular high power hypha Illustrated immediately inner integument intestine lateral layer lobes longitudinal low power lying mass maxilla median membrane middle line mouth muscular nematocysts nerve Note nucleus organs orifice outer oval ovum pair passing pericardium pigmented portion posterior Prof Professor Protococcus protoplasm Remove revised round Sect seen segment setæ side solution somite spinal Spirogyra sporangium spores stained structure surface terminal thickened thin tissue Torula transverse section trunk tube vacuole valves veins ventral ventricle vessels wall xylem
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