Annals of the South African Museum

50-m Package 50-metre Package abbreviated algicola Pilsbry apex articular furrow articular ridge austral megabalanine Austromegabalanus and Notomegabalanus Austromegabalanus Austromegabalanus Austromegabalanus s.s. BALANIDAE Balanus barnacle coquina basi-scutal angle beaked Cape Town carinal carino-rostral diameter closed spur furrow cluster concave denticles deposits depressor crests Disarticulated exterior radial extinct Fosterella Fosterella chathamensis Buckeridge Gastropoda genus Fosterella Hemisphere occurrence Holotype Hondeklip Zone 12A infill kensleyi sp Lamarck lateral depressor pit Leda lepidus Zullo lower shoreface facies Miocene Namaqualand Neogene Notomega NZ Austromegabalanus Notomegabalanus occludent margin Oligocene opercula paratypes parentheses parietal pores Pleistocene Pliocene porous radii punctuation radial sculpture references Roman numerals scientific name Scutal end scutal margin scutum septa shallow spur furrow shallow subtidal shouldered italics South Africa South African Museum species of Notomegabalanus specimens spur at less squillae Daniel subgenus Subgenus Notomegabalanus sutural edges Synonymy taxa tergal margin tergal spur tergum transverse septa upper shoreface width from basi-scutal