Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . - - t?~. ^-:.--v ---. •^ \ ^i^S;,^^^- Fig. 159. Texanites sp. afF. soutoni (Baily, 1855). TM1439, from an unknown locality in Mozambique, x 1. 210 ANNALS OF THE SOUTH AFRICAN MUSEUM wide whorl section (see especially Young, pi. 51 (fig. 5)). Young (1963: 91),however, paid more attention to similarities of ornament, and admitted thatthe Texan specimen may be crushed. Even if the Texas specimen is crushed,the umbilical width is predominantly of the order of 32 to 35 per cent, with onlyone recording at 41,5 per cent. Thi
Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . - - t?~. ^-:.--v ---. •^ \ ^i^S;,^^^- Fig. 159. Texanites sp. afF. soutoni (Baily, 1855). TM1439, from an unknown locality in Mozambique, x 1. 210 ANNALS OF THE SOUTH AFRICAN MUSEUM wide whorl section (see especially Young, pi. 51 (fig. 5)). Young (1963: 91),however, paid more attention to similarities of ornament, and admitted thatthe Texan specimen may be crushed. Even if the Texas specimen is crushed,the umbilical width is predominantly of the order of 32 to 35 per cent, with onlyone recording at 41,5 per cent. This places the species closer to Submortoniceraswoodsi, and Young (1963: 92) did, indeed, refer to this species (together withWoodss specimen of Mortoniceras soutoni (1906, pi. 43 (fig. 1)) and T. roemerias being *close to the Submortoniceras-Texanites taxonomic boundary (Young
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Keywords: ., bookcentury1800, bookdecade1890, booki, booksubjectnaturalhistory
