Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 6
... articular furrow ; articular ridge thins basally , ending in a closely rounded - off corner above concave terminal edge ; outer face shallowly concave and faint grooves are generally visible . Adductor muscle scar large , ovate and ...
... articular furrow ; articular ridge thins basally , ending in a closely rounded - off corner above concave terminal edge ; outer face shallowly concave and faint grooves are generally visible . Adductor muscle scar large , ovate and ...
Page 9
... articular ridge of the new species is not pointed or dependant , as is the ... furrow . On the basis of the overall resemblance of the opercula to those of ... furrow and similarly has been placed in Notomegabalanus on the basis of its ...
... articular ridge of the new species is not pointed or dependant , as is the ... furrow . On the basis of the overall resemblance of the opercula to those of ... furrow and similarly has been placed in Notomegabalanus on the basis of its ...
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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