Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 2
... exterior radial sculpture ; small , triangular , deeply excavated , lateral depressor pit , deep adductor muscle pit , no definite adductor ridge . Tergum not beaked and with short , broad spur at less than two - thirds its own width ...
... exterior radial sculpture ; small , triangular , deeply excavated , lateral depressor pit , deep adductor muscle pit , no definite adductor ridge . Tergum not beaked and with short , broad spur at less than two - thirds its own width ...
Page 6
... radial sculpture ; basal margin convex and about two - thirds length of occludent margin ; tergal margin about three - quarters length of occludent margin and on exterior raised as a low ridge from apex to basi - tergal angle before ...
... radial sculpture ; basal margin convex and about two - thirds length of occludent margin ; tergal margin about three - quarters length of occludent margin and on exterior raised as a low ridge from apex to basi - tergal angle before ...
Page 9
... radial sculpture is a feature in common with A. ( N. ) algicola and A. ( N ... exterior of some specimens and overall larger size . Austromegabalanus ( N ... exterior radial striae . In addition to the deep spur furrow , the tergum of A ...
... radial sculpture is a feature in common with A. ( N. ) algicola and A. ( N ... exterior of some specimens and overall larger size . Austromegabalanus ( N ... exterior radial striae . In addition to the deep spur furrow , the tergum of A ...
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Common terms and phrases
1983 Austromegabalanus Notomegabalanus 50-m Package abbreviated apex articular furrow articular ridge austral megabalanine Austromegabalanus Austromegabalanus Austromegabalanus Notomegabalanus Austromegabalanus s.s. BALANIDAE Balanus barnacle coquina basal lower shoreface basal margin convex basi-scutal angle beaked campbelli Filhol Cape Town carinal closed spur furrow cluster concave denticles deposits depressor crests Disarticulated exterior radial exterior scutal portion extinct Fosterella Fosterella chathamensis Buckeridge Gastropoda Holotype Hondeklip Zone 12A infill kensleyi sp lateral depressor pit Leda Megabalanus s.s. Miocene Namaqualand Notomega NZ S NZ occludent margin Oligocene opercula paratypes parentheses parietal pores Pleistocene Pliocene porous radii punctuation radial sculpture references Roman numerals scientific name scutal margin scutum septa shallow spur furrow shallow subtidal shells without opercula SOUTH AFRICA South African Museum species of Notomegabalanus specimens squillae Daniel subgenus Subgenus Notomegabalanus subheadings are shouldered sutural edges Synonymy Synonymy arrangement taxa tergal margin tergum transverse septa upper shoreface width from basi-scutal Zullo & Guruswami-Naidu