Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 3
... opercula and bases . SAM - PQ - HB1261 , cluster of approxi- mately 30 shells on Striostrea margaritacea ( Lamarck ... opercula , Hondeklip Zone 12A . SAM - PQ - HB180 , disarticulated shells and scuta , Hondeklip Zone 12A . SAM - PQ ...
... opercula and bases . SAM - PQ - HB1261 , cluster of approxi- mately 30 shells on Striostrea margaritacea ( Lamarck ... opercula , Hondeklip Zone 12A . SAM - PQ - HB180 , disarticulated shells and scuta , Hondeklip Zone 12A . SAM - PQ ...
Page 9
... opercula to those of A. ( N. ) algicola , this species has been tentatively placed in Notomega- balanus by Henry & McLaughlin , 1986. The small broad scutum with an adductor ridge further distinguishes it from the new species ...
... opercula to those of A. ( N. ) algicola , this species has been tentatively placed in Notomega- balanus by Henry & McLaughlin , 1986. The small broad scutum with an adductor ridge further distinguishes it from the new species ...
Page 12
... opercula preclude unequivocal specific identification at present . Significantly , material conclusively attributable to the extant South African Austromegabalanus species has not been recovered from the Upper Pliocene and Lower ...
... opercula preclude unequivocal specific identification at present . Significantly , material conclusively attributable to the extant South African Austromegabalanus species has not been recovered from the Upper Pliocene and Lower ...
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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