Annals of the South African Museum, Volumes 43-44The Museum, 1957 - Natural history |
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Page 129
... sulcus , 2nd peripheral , 4th almost concealed by following whorl ; very fine spiral striae on sulcus and between main lirae ; on base 2 additional lirae ( on the ribs ) and numerous fine striae . Growth - lines strongly sigmoid ...
... sulcus , 2nd peripheral , 4th almost concealed by following whorl ; very fine spiral striae on sulcus and between main lirae ; on base 2 additional lirae ( on the ribs ) and numerous fine striae . Growth - lines strongly sigmoid ...
Page 133
... sulcus near suture ; upper part of base smooth , lower part with 6-7 lirae ; sulcus slightly concave between ribs ; lip sinus deep , adjoining suture . 6 × 2.5 mm .; both the Zululand specimens slightly larger , with 3-4 whorls : 7 × 3 ...
... sulcus near suture ; upper part of base smooth , lower part with 6-7 lirae ; sulcus slightly concave between ribs ; lip sinus deep , adjoining suture . 6 × 2.5 mm .; both the Zululand specimens slightly larger , with 3-4 whorls : 7 × 3 ...
Page 137
... sulcus ) 3 on 1st whorl , 4 on 2nd , 5 on 3rd and 6 on 4th , c . 15 additional lirae on base , very faint towards extremity . Growth - lines obscure . Sulcus scarcely concave , with 2 fine spiral lirae on 2nd whorl , 3-4 on 3rd and 4 on ...
... sulcus ) 3 on 1st whorl , 4 on 2nd , 5 on 3rd and 6 on 4th , c . 15 additional lirae on base , very faint towards extremity . Growth - lines obscure . Sulcus scarcely concave , with 2 fine spiral lirae on 2nd whorl , 3-4 on 3rd and 4 on ...
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Common terms and phrases
1st whorl 4th joint Abdomen adnate apex apical axial ribs Barnard Bartsch basal base behaart beschuppt Billard Brnrd Burmeister 1844 capensis colony cynodonts Delagoa Bay Description dicht dorsal Drillia Durban East London edge False Bay fathoms Flügeldecken genus gnathopod gonophores Gonotheca Halsschild Holotype hydranth hydrocladia hydrorhiza hydrothecae Inhambane inner internode Keratocephalus Kosi Bay lancelet Länge lateral length adcauline Lip sinus lirae margin maximum diameter median Moschops narrow Natal nematotheca node oblique Operculum outer P.F. Coll pair parietal pedicel peraeon segments peraeopod Péringuey perisarc pleon pleopod Port Alfred postcanine posterior Postnatal whorls Proc Protoconch Pygidialteil Pygidium quadrate radula ramus Records Remarks Scalenodon Schildchen Schuppen schwarz Sertularella skull slightly smooth South African Museum Sowerby species specimens spines spiral lirae Stechow stem sulcus surface suture Tapinocephalus teeth telson thickened Thiele tooth Transvaal transverse tritylodontids tubercles Turton uropods ventral width Zool