Annals of the South African Museum

50-m Package abbreviated Additional adductor ridge African algicola angle apex appear articular ridge austral austral megabalanine Austromegabalanus Austromegabalanus Austromegabalanus Notomegabalanus author's name authors barnacle basal margin bases beaked bicuspidata broad Buckeridge Cape Town capital closed cluster coast concave considered deep denticles deposits described distinguishes edges exterior extinct figures followed formation fossil Fosterella genus Hemisphere Holotype Hondeklip illustrations included indicate interior italics kensleyi kensleyi sp lack larger lateral depressor pit letters lower lower shoreface material Namaqualand Newman North Note NZ Austromegabalanus Notomegabalanus occludent margin occurrence opercula paratypes parietes placed Pleistocene Pliocene pores porous portion present radial radii references reflexed relatively representatives ribbed rounded Scale scientific scutal scutal margin scutum separates septa shallow shells short slightly Smith SOUTH AFRICA South African Museum Southern species specimens spur furrow strongly subgenus Table taxa tergal tergum thin transverse upper usually valve Zullo