Annals of the South African Museum, Volume 45The Museum, 1960 - Natural history |
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Page 282
... antennae was harmothoid and then it was noticed that prostomial peaks are absent and the lateral antennae are not ventral but subterminal in origin . When the worm was turned over it was further noted that there is a well developed ...
... antennae was harmothoid and then it was noticed that prostomial peaks are absent and the lateral antennae are not ventral but subterminal in origin . When the worm was turned over it was further noted that there is a well developed ...
Page 352
... antennae . The head ( fig . 11d ) bears a pair of subspherical palps , stout subulate frontal antennae and five occipital antennae born on 5 ringed ceratophores . The inner laterals have one or two blunt projections on the basal rings ...
... antennae . The head ( fig . 11d ) bears a pair of subspherical palps , stout subulate frontal antennae and five occipital antennae born on 5 ringed ceratophores . The inner laterals have one or two blunt projections on the basal rings ...
Page 355
... antennae are ovoid , the ceratophores of the occipital antennae have small lateral branches , tentacular cirri are absent and no gills have been developed . It is interesting to note that eye specks are still present behind the inner ...
... antennae are ovoid , the ceratophores of the occipital antennae have small lateral branches , tentacular cirri are absent and no gills have been developed . It is interesting to note that eye specks are still present behind the inner ...
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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