Annals of the South African Museum, Volume 45 |
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Page 407
MILK DENTITION Root variation is frequently observed in the third lower milk
molar DMq . A total ... The two main roots ( anterior and posterior ) are well
developed , extending bucco - lingually , being rather flattened from side - to -
side , and ...
MILK DENTITION Root variation is frequently observed in the third lower milk
molar DMq . A total ... The two main roots ( anterior and posterior ) are well
developed , extending bucco - lingually , being rather flattened from side - to -
side , and ...
Page 481
Roots : The lingual roots of each pillar are fused by a plate , so that in effect one
only finds one broad root on the lingual side , with the anterior pillar reflecting the
largest bulge on the root . The two buccal roots are separated , but the posterior ...
Roots : The lingual roots of each pillar are fused by a plate , so that in effect one
only finds one broad root on the lingual side , with the anterior pillar reflecting the
largest bulge on the root . The two buccal roots are separated , but the posterior ...
Page 483
In the region of the talonid the root is also thickened and continuous with the
thickened portion of the posterior pillar by means of a hollowed - out plate , so
that in effect one observes one massive root . The tips of the roots tend to curve ...
In the region of the talonid the root is also thickened and continuous with the
thickened portion of the posterior pillar by means of a hollowed - out plate , so
that in effect one observes one massive root . The tips of the roots tend to curve ...
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Common terms and phrases
additional African Alfred antennae anterior aperture apex appearance aspect axial ribs band base becoming body breadth broken brown buccal callus Cape central plate cingulum cirri columella Conch cusps dead described developed diam distinct dorsal Durban East enamel examples extending False Bay fathoms figure fish foot fragment groove knobs lateral length less lirae Living lobe lower Makapansgat margin marked Martens material Maximum metres middle Museum narrow Natal Notes occlusal Operculum outer lip P.F. coll pair pale pillar plate Point Port posterior Postnatal whorls present protoconch radula Records Remarks root rostrum rounded rows seen segments setae shell shoulder shows side similar slightly Smith smooth sometimes Sowerby species specimens spiral spiral lirae spire striae surface suture Table Table Bay teeth Thiele Tomlin tooth Turton upper usually