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Eucyrtidium cienkowskii Haeckel, 1887

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Shell smooth, subconical, with five distinct strictures. Six joints of dirfferent length; the third joint conicalm, one and a half to two times as long as each of the other joints; the fifth joint is the broadest. Mouth wide, very slightly constricted. Cepharis hemispherical, with an oblique pyramidal horn of the same length. Pores regular, circular, in dense transverse rows; five to six rows in each of the three last joints, eight to nine rows in the third joint.Dimensions:
Lnegth of the shell (with six joints) 0.16, length of the third joint 0.04, of eachfollowing joint 0.02; greatest breadth (in the fifth joint) 0.08.
Haeckel 1887











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