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 29
... coast , remains to be resolved . A key for the identification of all the species in the genus is provided , and the distribution of the southern African forms is briefly discussed . CONTENTS Introduction . Descriptions . Key to the ...
... coast , remains to be resolved . A key for the identification of all the species in the genus is provided , and the distribution of the southern African forms is briefly discussed . CONTENTS Introduction . Descriptions . Key to the ...
Page 40
... coast at depths of 10 m . In this species the trunk , which is light green to bluish in colour , is 25 mm long and the proboscis is about one- quarter its length . The longitudinal muscles are gathered into 13 bands . Fischer's ( 1895 ) ...
... coast at depths of 10 m . In this species the trunk , which is light green to bluish in colour , is 25 mm long and the proboscis is about one- quarter its length . The longitudinal muscles are gathered into 13 bands . Fischer's ( 1895 ) ...
Page 51
... coast ; collected 8 September 1983 . Distribution Ohwaka Bay , Zanzibar , and Natal coast , South Africa . Habitat The Park Rynie specimen occurred in sand , under rocks in the intertidal area , close to the high - water mark ...
... coast ; collected 8 September 1983 . Distribution Ohwaka Bay , Zanzibar , and Natal coast , South Africa . Habitat The Park Rynie specimen occurred in sand , under rocks in the intertidal area , close to the high - water mark ...
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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