Fig. 89. CUonoUthes reptans in the shell substance of Spirifer arenosus. Oriskany sandstone 



(Lower Devonian). 

 Fig. 90. A shell of the brachiopod Streptorhynchus with borings of CUonoUthes canna Price. 



From the Potts ville series (Mississippian). 

 Fig. 91. CUonoUthes canna Price. Conemaugh series (Mississippian). Much enlarged. 

 Fig. 92. CUonoUthes pahnatiis in the shell substance of the bivalve Loxopterla disxmr from 



the Portage beds (Upper Devonian). 

 Fig. 93. A similar palmate boring in a gastropod shell, Loxonema, from the same locality. 



