Annals of the South African Museum, Volume 32The Museum - Natural history |
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Page 348
... ventral proboscis septum of B. hydrocephalus starts somewhat in front of the ventral dilation of the stomochord , and except for some perforations in its anterior part it is complete to the end of the ventral coelomic blind - sacs ...
... ventral proboscis septum of B. hydrocephalus starts somewhat in front of the ventral dilation of the stomochord , and except for some perforations in its anterior part it is complete to the end of the ventral coelomic blind - sacs ...
Page 366
... ventral side of the body and the outside of the wings . On the dorsal side of the body of B. studiosorum the layer of longitudinal muscle fibres reaches about half the thickness of that of the ventral side of the body , whereas in B ...
... ventral side of the body and the outside of the wings . On the dorsal side of the body of B. studiosorum the layer of longitudinal muscle fibres reaches about half the thickness of that of the ventral side of the body , whereas in B ...
Page 377
... ventral muscle - plate well developed , but not extending in front of the central proboscis organs . Large open proboscis cavity in posterior two - thirds of proboscis . Ventral septum extends to end of coelomic blind - sacs . Only left ...
... ventral muscle - plate well developed , but not extending in front of the central proboscis organs . Large open proboscis cavity in posterior two - thirds of proboscis . Ventral septum extends to end of coelomic blind - sacs . Only left ...
Contents
Saccoglossus inhacensis Kapelus | 294 |
Glossobalanus alatus n | 316 |
Kapelus occurs in countless numbers on the muddy flats west of | 399 |
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Common terms and phrases
1st antennae 2nd joint 6th joint apically Balanoglossus Barnard basal membrane Bay Prof blind-pouches blind-sac body branchial pore branchial region Brnrd buccal cavity canal caudal coelomic cavity collar convex Cross-section delagoensis distal dorso-lateral elongate epidermis epistome epithelium extending external longitudinal flagellum frontal lamina genital wings glandular cells glomerulus gnathopod gonads groove hind margin hydrocephalus inner ramus Isopoda joint of peraeopod keel Keurbooms River lateral length liver region lobe longitudinal musculature lumen Maxilliped median mid-line Monod muscle fibres narrow nerve cord nuclei outer ramus palp peduncle peraeon segment pericardium perihaemal cavities pharynx pleon segment pleopods Plettenberg Bay posterior end proboscis rami ramus of uropod ridge rostral point saccules Schellenberg septum setae Side-plates skeleton slightly species specimen spines Stebb Stebbing stomochord studiosorum surface T. A. Stephenson telson telsonic apex thick tubercles uropod Vanhöffen ventral mesentery ventral pharynx Zool