. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. ig6 ANNALS OF THE SOUTH AFRICAN MUSEUM Hydrothecae in opposite pairs; members of a pair contiguous in front, except sometimes for the basal pair, separate behind. Hydrotheca bent out- wards, narrowing to margin, margin facing outwards and slightly upwards. Margin with 2 rounded lateral teeth, with perisarcal thickening around inner edge and usually 3 internal teeth, 1 adcauline and 2 abcauline. Free part of adcauline wall concave below margin. The free adcauline walls of a pair of. Please note that t
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. ig6 ANNALS OF THE SOUTH AFRICAN MUSEUM Hydrothecae in opposite pairs; members of a pair contiguous in front, except sometimes for the basal pair, separate behind. Hydrotheca bent out- wards, narrowing to margin, margin facing outwards and slightly upwards. Margin with 2 rounded lateral teeth, with perisarcal thickening around inner edge and usually 3 internal teeth, 1 adcauline and 2 abcauline. Free part of adcauline wall concave below margin. The free adcauline walls of a pair of. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum. Cape Town : The Museum
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
