Annals of the South African Museum, Volumes 43-44The Museum, 1957 - Natural history |
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Page 133
... whorls , nucleus depressed , alt . o.8 , diam . I mm . , smooth , junction with Ist postnatal whorl distinct . Postnatal whorls 3 , profile evenly convex , sutures rather deep . Axial ribs 15-16 on Ist , 19on 2nd , c . 25 on 3rd whorl ...
... whorls , nucleus depressed , alt . o.8 , diam . I mm . , smooth , junction with Ist postnatal whorl distinct . Postnatal whorls 3 , profile evenly convex , sutures rather deep . Axial ribs 15-16 on Ist , 19on 2nd , c . 25 on 3rd whorl ...
Page 137
... whorls ) ; Thiele : 8 × 3 ( 5 whorls ) . 35 ° 16 ′ S. , 22 ° 26 ′ E. , 155 metres ( Thiele ) . 34 ° 26 ′ S. , 25 ... Postnatal whorls 4 ( Thiele : 41 ) , profile convex , shoulder not prominent . No axial ribs . Spiral lirae ( below ...
... whorls ) ; Thiele : 8 × 3 ( 5 whorls ) . 35 ° 16 ′ S. , 22 ° 26 ′ E. , 155 metres ( Thiele ) . 34 ° 26 ′ S. , 25 ... Postnatal whorls 4 ( Thiele : 41 ) , profile convex , shoulder not prominent . No axial ribs . Spiral lirae ( below ...
Page 147
... Postnatal whorls 7 ; profile of early whorls prominently shouldered , less prominently on later whorls , and rounded on body whorl . Oblique axial ribs c . 18 on middle whorls , not reaching suture below ; crossed by well - marked ...
... Postnatal whorls 7 ; profile of early whorls prominently shouldered , less prominently on later whorls , and rounded on body whorl . Oblique axial ribs c . 18 on middle whorls , not reaching suture below ; crossed by well - marked ...
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Common terms and phrases
1st whorl 4th joint adnate apex apical axial ribs Barnard Bartsch basal base behaart beschuppt Billard Brnrd Cape Town capensis colony cynodonts Delagoa Bay Description dicht dorsal Drillia Durban East London edge excl 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 margin maximum diameter median Moschops narrow Natal nematotheca node oblique Operculum outer P.F. Coll pair Palaeontology 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 tubercles Turton uropods ventral width Zool Zoology