Annals of the South African Museum, Volume 45The Museum, 1959 - Natural history |
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Page 297
... cirri are unusual for they are stout , sausage - shaped and constricted basally . The tentacular formula is 10. + S. The dorsal cirri are ovoid and I I · swollen and the oval ventral cirri are a little larger than the blunt setigerous ...
... cirri are unusual for they are stout , sausage - shaped and constricted basally . The tentacular formula is 10. + S. The dorsal cirri are ovoid and I I · swollen and the oval ventral cirri are a little larger than the blunt setigerous ...
Page 315
... cirri are large and triangular but not lamellar and further back they become more digitiform . The setae are very ... cirri , up to 4 times the body breadth but Fauvel's figure 110h does not suggest that they are tapered and his figure ...
... cirri are large and triangular but not lamellar and further back they become more digitiform . The setae are very ... cirri , up to 4 times the body breadth but Fauvel's figure 110h does not suggest that they are tapered and his figure ...
Page 320
... cirri project forwards on either side of the prostomium . This pair corresponds to the ventral cirri of a normal segment for each arises from a lobe of the tentacular segment which is wedged between the prostomium and the first setiger ...
... cirri project forwards on either side of the prostomium . This pair corresponds to the ventral cirri of a normal segment for each arises from a lobe of the tentacular segment which is wedged between the prostomium and the first setiger ...
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Common terms and phrases
1st whorl 2nd whorl 3rd whorl 4th whorl additional lirae antennae anteriorly aperture apex axial ribs Bartsch body whorl brown Buccal surface callus camelopardalis Cape Cape Natal capensis central pit central plate cingulum cirri cirrus columella Conch cusps denticles diam distal dorsal cirri Durban elytra enamel False Bay fathoms Fauvel Giraffa groove Holotype Hopefield horn-core hypocone juveniles knobs last whorl later whorls lateral plate length lingual surface M₁ mandible Martens median mesostyle metres molar Museum Natal Occlusal surface Olduvai Operculum outer lip P.F. coll pale parapodium parietal callus periostracum plicate Port Alfred posterior pillar Postnatal whorls Proc prostomium protoconch Protoconch 2 whorls radula Records root rows rugose segments setae setiger setigerous lobe shell Sivatherium slightly Smith smooth South African Sowerby species specimens spiral lirae spiral striae spire suture talonid teeth Thiele Tiefsee Exp Tomlin tooth Turton upper Zool Zoology