Its mollusc shell is unique, because Cobcrephora was described on the basis of isolated phosphatic sclerites. Its overlapping sclerites are arched and small, comprise two shell layers, and have lamellar projections.
^ abcCherns, L. (2004). "Early Palaeozoic diversification of chitons (Polyplacophora, Mollusca) based on new data from the Silurian of Gotland, Sweden". Lethaia. 37 (4): 445–456. doi:10.1080/00241160410002180.
^Bischoff, G. C. O. 1981. Cobcrephora n. g., representative of a new Polyplacophoran order phosphatoloricata, with calciumphosphatic shells. Senckenbergiana Lethaea, 61:173-215