Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 3
... moderately toothed orifices about one - third carino - rostral diameter , and thin , flat bases . Those from uneven and crowded substrata ( Fig . 3C ) are more globulo - conical with relatively larger orifices , rugose exteriors and ...
... moderately toothed orifices about one - third carino - rostral diameter , and thin , flat bases . Those from uneven and crowded substrata ( Fig . 3C ) are more globulo - conical with relatively larger orifices , rugose exteriors and ...
Page 6
... moderately deep ; articular ridge relatively thin , moderately high and partially overhanging furrow near apex . Apex not beaked , area of transverse ridges small ; interior of valve below apex with several irregular grooves ; carinal ...
... moderately deep ; articular ridge relatively thin , moderately high and partially overhanging furrow near apex . Apex not beaked , area of transverse ridges small ; interior of valve below apex with several irregular grooves ; carinal ...
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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