Annals of the South African Museum, Volume 68The Museum, 1975 - Natual history |
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Page 151
... Hydro- rhiza with internal thickenings of perisarc . Stem unfascicled , usually unbranched , with segmentation ... hydro- rhiza , occasionally on stem , in the latter case emerging from within the hydro- thecae , laterally compressed ...
... Hydro- rhiza with internal thickenings of perisarc . Stem unfascicled , usually unbranched , with segmentation ... hydro- rhiza , occasionally on stem , in the latter case emerging from within the hydro- thecae , laterally compressed ...
Page 309
... hydro- thecae . The stem nodes are variable . They may be absent , suggested only by a shallow groove , or present and then straight or slightly oblique . The hydrothecae change in shape along the length of the stem , the distal ones ...
... hydro- thecae . The stem nodes are variable . They may be absent , suggested only by a shallow groove , or present and then straight or slightly oblique . The hydrothecae change in shape along the length of the stem , the distal ones ...
Page 330
... hydro- theca ) .. - .. Monostaechas p . 362 Hydrocladia branching from anterior or lateral surface immediately below hydro- thecae .. Schizotricha p . 368 6. Stem fascicled and composed of tubes of equal importance , any of which may ...
... hydro- theca ) .. - .. Monostaechas p . 362 Hydrocladia branching from anterior or lateral surface immediately below hydro- thecae .. Schizotricha p . 368 6. Stem fascicled and composed of tubes of equal importance , any of which may ...
Contents
Introduction | 2 |
Order Hydroida | 24 |
List of species and authorities for previous South African records | 471 |
Copyright | |
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Common terms and phrases
abcauline height aboral tentacles adcauline side adcauline wall adnate Aglaophenia Agulhas Bank Allman annulated apophysis athecate internode basal base bearing hydrothecae blastostyles branches Campanularia cauline colony coppinia curved Diagnosis diaphragm distal distal chamber distal end Distribution in South Distribution outside South Endemic to South epizootic fascicled female gonophore Female gonotheca fixed sporosacs genera Genus gonotheca Gonothecae borne gonozooids hinge-joints Hydractinia hydranth hydro hydrocladia hydroids hydrorhiza hydrothecae hypostome Inhaca internal teeth internodal septa internode bearing intrathecal septum Kirchenpauer Lateral nematotheca male marginal diameter marginal teeth marginal tentacles Median inferior nematotheca median nematotheca medusa medusa-buds Millard & Bouillon Moçambique Natal nematocysts oblique nodes operculum oral tentacles pair laterals pedicel perisarc planulae Plumularia radial canals rest in mm/10 rows septa Sertularella Sertularia South Africa spines statocysts Stechow Stem unfascicled stolonial sympodium tentacles thecal margin thecate internodes thickened tooth transverse nodes tubular Type locality Type species unbranched usually Variation Vervoort whorl