Annals of the South African Museum, Volumes 43-44The Museum, 1957 - Natural history |
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Page 228
... hydrocladia , and variable also in the segmentation of its stem and hydrocladia . Halopteris valdiviae ( Stechow ) 1923 Fig . 14 B Thecocaulus ( ? ) valdiviae Stechow 1925 , p . 495 , figs . 42-43 . Records . PF 15608 G. Description ...
... hydrocladia , and variable also in the segmentation of its stem and hydrocladia . Halopteris valdiviae ( Stechow ) 1923 Fig . 14 B Thecocaulus ( ? ) valdiviae Stechow 1925 , p . 495 , figs . 42-43 . Records . PF 15608 G. Description ...
Page 233
... hydrocladia . Very occasionally in young colonies hydrocladia may arise separately from the hydrorhiza . On the hydrocladia athecate internodes are occasionally present between 2 thecate ones ; and sometimes an extra 1 or 2 athecate ...
... hydrocladia . Very occasionally in young colonies hydrocladia may arise separately from the hydrorhiza . On the hydrocladia athecate internodes are occasionally present between 2 thecate ones ; and sometimes an extra 1 or 2 athecate ...
Page 237
... hydrocladia . The stem may branch in two ways , and both types may be present in the same colony : ( i ) The hydrocladia - bearing part may divide dichotomously , the two branches being of equal diameter and arising from apophyses on a ...
... hydrocladia . The stem may branch in two ways , and both types may be present in the same colony : ( i ) The hydrocladia - bearing part may divide dichotomously , the two branches being of equal diameter and arising from apophyses on a ...
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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