Epibaion costatus Ivantsov, 2011

Description. The trace platform is rounded orslightly oval in outline. Metaisomers wide, with bluntlateral ends, orientated subradially.

Comparison. This species is similar toE. axiferus Ivantsov, 2002 in the absence of the anteriorundivided lobe and metaisomers with blunt lateralends arranged generally radially. It is distinguished bythe rounded outline and the absence of the axial lobe.It is similar to E. waggoneris isp. nov. in the roundedoutline, wide metaisomers, absence of the axial lobeand is distinguished by the subradial orientationmetaisomers and the

Description. The trace platform is rounded orslightly oval in outline. Metaisomers wide, with bluntlateral ends, orientated subradially.

Comparison. This species is similar toE. axiferus Ivantsov, 2002 in the absence of the anteriorundivided lobe and metaisomers with blunt lateralends arranged generally radially. It is distinguished bythe rounded outline and the absence of the axial lobe.It is similar to E. waggoneris isp. nov. in the roundedoutline, wide metaisomers, absence of the axial lobeand is distinguished by the subradial orientationmetaisomers and the bsence of the anterior unsegmented lobe (Fig. 7b).