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 36
... thin - walled in region of siphon , whereas in postsiphonal region it is narrow with fairly thick walls . Last part of intestine of uniform diameter , leading into more or less straight rectum . Small , spherical rectal caecum present ...
... thin - walled in region of siphon , whereas in postsiphonal region it is narrow with fairly thick walls . Last part of intestine of uniform diameter , leading into more or less straight rectum . Small , spherical rectal caecum present ...
Page 53
... Thin - walled presiphonal and siphonal regions of intestine compactly filled with coarse sand grains and shell fragments . Intestinal contents not in the form of pellets . Few thin mesenteric strands fastening alimentary canal to body ...
... Thin - walled presiphonal and siphonal regions of intestine compactly filled with coarse sand grains and shell fragments . Intestinal contents not in the form of pellets . Few thin mesenteric strands fastening alimentary canal to body ...
Page 65
... thin and transparent integument is covered with minute papillae , which are larger and more closely arranged at the extremities of the trunk . The longitudinal muscles are gathered into 15 bands that are apparent only on a small portion ...
... thin and transparent integument is covered with minute papillae , which are larger and more closely arranged at the extremities of the trunk . The longitudinal muscles are gathered into 15 bands that are apparent only on a small portion ...
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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