Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1988 - Natural history |
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Page 40
... nature of the integument . Other differences are present in the colour and size of the specimens . Furthermore , the anal vesicles of O. pellucidum are only about one - quarter as long as the trunk and the ventral setae are large . The ...
... nature of the integument . Other differences are present in the colour and size of the specimens . Furthermore , the anal vesicles of O. pellucidum are only about one - quarter as long as the trunk and the ventral setae are large . The ...
Page 53
... ( Natural History ) is damaged and the muscle systems are not clearly evident . Important distinguishing features of the present specimen from Park Rynie include the four ... nature sr int la v- r c oes rav A 4 ECHIURA FROM SOUTHERN AFRICA 53.
... ( Natural History ) is damaged and the muscle systems are not clearly evident . Important distinguishing features of the present specimen from Park Rynie include the four ... nature sr int la v- r c oes rav A 4 ECHIURA FROM SOUTHERN AFRICA 53.
Page 55
... nature of the integument . Another distinguishing feature lies in the oblique muscles , which in O. decameron are weakly developed . Additional material in the future will give a better understanding of the variations within O ...
... nature of the integument . Another distinguishing feature lies in the oblique muscles , which in O. decameron are weakly developed . Additional material in the future will give a better understanding of the variations within O ...
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Common terms and phrases
Alimentary canal anal vesicles anatomy Alimentary canal anteriorly arkati Blood system body wall ciliated funnels colour Datta Gupta decameron dermal papillae distribution Dorsal vessel Echiura elongate end of trunk erythrogrammon External features Proboscis Foregut functional seta genus gonostomal lips Greeff holotype indosinense Inhaca inner oblique muscles integument Internal anatomy Alimentary intestinal ring sinus Isipingo Beach Lampert lateral margins length of trunk living specimens longitudinal bands longitudinal muscle bands longitudinal muscle layer mesenteric strands muscles between longitudinal Natal coast neuro-intestinal vessel non-deciduous number of longitudinal Ochetostoma Ochetostoma decameron Ochetostoma formosulum Ochetostoma kempi Ochetostoma palense oesophagus pairs of gonoducts Paratype Park Rynie posteriorly postsetal gonoduct Prashad preserved specimen proboscis region of intestine rounded papillae Rüppell siphon South African Museum southern Africa specimen from Isipingo specimen from Park spirally coiled Stephen & Edmonds Synonymy Thalassema thin and transparent thin-walled trunk cavity trunk length tubes vascular ring ventral setae Ventral vessel