The American journal of science and arts . originate between the front andlip, nearly opposite the sulcus, be-tween the front and cheeks ; they arebroad at the base, and extend twolines to the place where they are bro-ken off*: between these and the frontthere is a raised point half a line high,on the mesial line, covered with tubercles precisely like those of theCalymene Phlyctanoides. Lip raised, and semi-circular anteriorly,but extended laterally by angular projections from the cheek. Threeoculiform processes occupy the spaces between the front and cheeks ;the upper and lower pairs most pro
The American journal of science and arts . originate between the front andlip, nearly opposite the sulcus, be-tween the front and cheeks ; they arebroad at the base, and extend twolines to the place where they are bro-ken off*: between these and the frontthere is a raised point half a line high,on the mesial line, covered with tubercles precisely like those of theCalymene Phlyctanoides. Lip raised, and semi-circular anteriorly,but extended laterally by angular projections from the cheek. Threeoculiform processes occupy the spaces between the front and cheeks ;the upper and lower pairs most prominent, and have deep pits besidethem. Front, prominent. Cheeks, extending on each side so as toform large irregular triangles, are ornamented laterally by a projec-tion, supporting the angles of the lip, giving the whole buckler itsvery irregular form. Near the centre of each cheek there is a promi-nence half a line high, apparently broken off; these are connected bya raised line sweeping back around the posterior extremity of
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Keywords: ., bookcentury1800, bookidamericanjournalo341838newh, bookyear1820
