Annals of the South African Museum, Volume 45 |
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Page 213
16-18 ( but may occasionally be only 12 ) ; between suture and upper peripheral
lira growth - lines form more or less distinct pliculae corresponding with the
squamous nodules on the lira , usually sinuous , and more or less raised into
vaulted ...
16-18 ( but may occasionally be only 12 ) ; between suture and upper peripheral
lira growth - lines form more or less distinct pliculae corresponding with the
squamous nodules on the lira , usually sinuous , and more or less raised into
vaulted ...
Page 222
Axial ribs on ist whorl 15-16 , feeble at first and not always distinct from the
growth - lines , on and whorl 13-14 , on 3rd 11-12 ; the ribs entirely subordinate to
the spiral lirae but forming nodules or vaulted scales or undulations on the lirae
at the ...
Axial ribs on ist whorl 15-16 , feeble at first and not always distinct from the
growth - lines , on and whorl 13-14 , on 3rd 11-12 ; the ribs entirely subordinate to
the spiral lirae but forming nodules or vaulted scales or undulations on the lirae
at the ...
Page 224
Protoconch 1 } whorls , alt . and diam . 0-75 mm . , smooth . Postnatal whorls 5 ,
start of ist whorl distinct . Axial ribs on ist whorl 10-11 , but not very distinct , on
and and following whorls 10 ( sometimes only 9 ) , forming distinct blunt knobs at
...
Protoconch 1 } whorls , alt . and diam . 0-75 mm . , smooth . Postnatal whorls 5 ,
start of ist whorl distinct . Axial ribs on ist whorl 10-11 , but not very distinct , on
and and following whorls 10 ( sometimes only 9 ) , forming distinct blunt knobs at
...
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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