Annals of the South African MuseumThe Museum, 1991 - Natural history |
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Page 15
... holubi Kitchin , 1908 ; by original designation . Diagnosis Steinmanellines in which the escutcheon is ornamented with radial rows of irregular nodes , which may be continuous with the coarse growth rugae of the posterior part of the ...
... holubi Kitchin , 1908 ; by original designation . Diagnosis Steinmanellines in which the escutcheon is ornamented with radial rows of irregular nodes , which may be continuous with the coarse growth rugae of the posterior part of the ...
Page 16
... holubi Kitchin , 1908 : 103 , pl . 4 ( fig . 2 ) . Stoyanow , 1949 : 68 . Steinmanella holubi ( Kitchin ) Crickmay , 1930 : 50. 1932 : 458. Cox , 1969 : N487 , fig . D74.6 . Levy , 1969 : 66. Cooper , 1979b : 63 , fig . 12. Saul , 1979 ...
... holubi Kitchin , 1908 : 103 , pl . 4 ( fig . 2 ) . Stoyanow , 1949 : 68 . Steinmanella holubi ( Kitchin ) Crickmay , 1930 : 50. 1932 : 458. Cox , 1969 : N487 , fig . D74.6 . Levy , 1969 : 66. Cooper , 1979b : 63 , fig . 12. Saul , 1979 ...
Page 17
... holubi. Fig . 7. Steinmanella holubi ( Kitchin ) , × 1. Lateral view of an unnumbered topotype in the Fig . 9. Steinmanella herzogi ( Goldfuss ) , x. LOWER CRETACEOUS TRIGONIOIDA FROM THE ALGOA BASIN 17 ...
... holubi. Fig . 7. Steinmanella holubi ( Kitchin ) , × 1. Lateral view of an unnumbered topotype in the Fig . 9. Steinmanella herzogi ( Goldfuss ) , x. LOWER CRETACEOUS TRIGONIOIDA FROM THE ALGOA BASIN 17 ...
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Common terms and phrases
Algoa Basin Anditrigonia antecarinal sulcus anterior commissure anterolateral shoulder anteroventrally Apiotrigoniinae Bivalvia broad chevrons coarse commissure comprises convex Cooper Cretaceous Description Shell Diagnosis elongate escutcheon carina faunas finely crenulated flank costae flank ornament genus growth rugae growth striae Hauterivian Hoepen holotype inflated anteriorly interspaces Iotrigonia irregular Kobayashi kraussi Kitchin lanceolate large maximum length Lateral view lectotype left valve longitudinal groove Megatrigoniacea moderately Myophorella Myophoriidae Nakano neotype nepionic stages Neumayr nodate Nototrigoniinae opisthogyrous beaks Paranditrigonia paratypes persisting to maturity phyletic Port Elizabeth Museum posterior set posterodorsal margin Poulton Pterotrigonia radial costellae radial ornament Rennie respiratory margin Reyes ribs right valve rostrate shallowly concave shell length Skwarko smooth South African Museum Steinmanella herzogi Goldfuss straight strongly oblique subconcentric subfamily Sundays River Superfamily synonymy Tashiro Tithonian transverse costellae transverse ornament Trigonia Trigoniacea Trigoniinae trigonioid tubercles Type species Upper Valanginian V-shaped Valanginian vau Sharpe ventral margin ventricosa Krauss Yaadia