Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 1
... Pliocene formation informally termed the 50 - metre Package . This is the first extinct barnacle described from South Africa and , with the possibility of additional new species being recognized in future work , the biostratigraphic ...
... Pliocene formation informally termed the 50 - metre Package . This is the first extinct barnacle described from South Africa and , with the possibility of additional new species being recognized in future work , the biostratigraphic ...
Page 9
... Pliocene of California also possesses an unbeaked tergum with a closed spur furrow and similarly has been placed in Notomegabalanus on the basis of its overall resemblance to A. ( N. ) algicola . Additional discoveries of such species ...
... Pliocene of California also possesses an unbeaked tergum with a closed spur furrow and similarly has been placed in Notomegabalanus on the basis of its overall resemblance to A. ( N. ) algicola . Additional discoveries of such species ...
Page 12
... Pliocene and Lower Pleistocene deposits . This suggests that A. ( A. ) cylindricus ( Gmelin , 1780 ) does not have a range extending from the Pliocene , in contrast to A. ( A. ) psitt- acus ( Molina , 1782 ) from South America . However ...
... Pliocene and Lower Pleistocene deposits . This suggests that A. ( A. ) cylindricus ( Gmelin , 1780 ) does not have a range extending from the Pliocene , in contrast to A. ( A. ) psitt- acus ( Molina , 1782 ) from South America . However ...
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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