Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 6
... Spur furrow broad , open and very shallow to flush ; margins slightly incised . Exterior carinal portion gently convex , exterior scutal portion usually slightly outwardly deflected . Articular margin quite narrowly reflexed at ...
... Spur furrow broad , open and very shallow to flush ; margins slightly incised . Exterior carinal portion gently convex , exterior scutal portion usually slightly outwardly deflected . Articular margin quite narrowly reflexed at ...
Page 7
... spur furrows , the latter by non - beaked terga and open furrows . However ... furrow and beak , between Austromegabalanus and Notomegabalanus are not ... spur furrow and lack of a strongly beaked tergum place it in the subgenus ...
... spur furrows , the latter by non - beaked terga and open furrows . However ... furrow and beak , between Austromegabalanus and Notomegabalanus are not ... spur furrow and lack of a strongly beaked tergum place it in the subgenus ...
Page 9
... spur furrow . On the basis of the overall resemblance of the 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 ...
... spur furrow . On the basis of the overall resemblance of the 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 ...
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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