Annals of the South African Museum, Volume 74The Museum, 1978 - Natual history |
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Page 214
... ribs separated by variably developed constrictions , the shell surface being covered in coarse striae . Description Both specimens are adult and retain complete body chambers extending for between half and two - thirds of the last whorl ...
... ribs separated by variably developed constrictions , the shell surface being covered in coarse striae . Description Both specimens are adult and retain complete body chambers extending for between half and two - thirds of the last whorl ...
Page 269
... ribs separated by from three to four fine growth striae . Both ribs and growth striae arise at the umbilical seam ; they are concave on the umbilical wall , sweep forwards across the shoulder and are markedly prorsiradiate on the flank ...
... ribs separated by from three to four fine growth striae . Both ribs and growth striae arise at the umbilical seam ; they are concave on the umbilical wall , sweep forwards across the shoulder and are markedly prorsiradiate on the flank ...
Page 318
... ribs . The ribs pass radially over the umbilical wall and then forwards across the flanks with a slight curvature , and straight over the venter . On the venter of one of the inner whorls , where the specimen had been broken , the ribs ...
... ribs . The ribs pass radially over the umbilical wall and then forwards across the flanks with a slight curvature , and straight over the venter . On the venter of one of the inner whorls , where the specimen had been broken , the ribs ...
Contents
Izinkala Griffiths 1977 115 | 46 |
Spinarcturus Kensley 1978 135 | 116 |
M | 200 |
Copyright | |
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Common terms and phrases
A. E. Louw abbreviations adult Albian Ammonites Ammonoceratites Ammonoceratites Ammonoceratites Argonauticeras Amphipoda Antenna Antennule Aptian authors Barnard BMNH bristles burrow Cape Town capensis Carapace Chitin Chitin supports coast Endemic coll Collignon comma constrictions Cosmopolitan coxae Crustacea depereti distal dorsal view EB/ET elongate Endemic endopod Eulytoceras fauna female figures flagellum Flickia furca Gastropoda genera genus gnathopod holotype hydroid illustrations Ind.W.Pac inner lamellae Isopoda Kensley Leda lineatus lobe Lytoceras male Mandible palp margin material Maxilla Maxilliped Millard Natal natalensis Opisthophthalmus ornament ovigerous palp paratypes parentheses pereionites Pereiopod Pictetia Pleopod pleotelson pore canals posterior ramus references ribs right valve rounded Sars Scattered scientific name scorpions Sertularella setae shell Sodwana South African Museum southern specimens spines striae subarea SUID-AFRIKAANSE MUSEUM suture synonym Synonymy Table telson Temperate terminal segments Therocephalia Tortanus Tropical umbilical Uropod ventral W.Ind.Oc whorl section X X X X X X Zululand