To the article, "Glacio-Eustasy, Depositional Environments, Diagenesis, and Reservoir Character of Goen Limestone Cyclothem (Desmoinesian), Concho Platform, Central Texas," by Samuel A. Marquis, Jr., and Robert L. Laury (AAPG Bulletin, v. 73, no. 2, p. 166-181), the authors wish to add the following:

Figure 4 is modified, in part, from Heckel (1977) and Lewis (1987).

Figure 8 is modified, in part, from Wilson (1975), Schatzinger (1983), and Lewis (1987).

Figure 10 is modified from Dawson (1984).

In Figure 12 caption, the last line should read, "Dots are wt. % of MgO and CaO."

In Figure 13 caption, the last line should read, "Dots are wt. % of FeO and MnO."

Figure 15 is modified from Dawson (1984).

For the reference section:

Heckel, P. H., 1977, Origin of phosphatic black shale facies in Pennsylvanian cyclothems of Mid-Continent North America: AAPG Bulletin, v. 61, p. 1045-1068.

Lewis, E. G., 1987, A microfacies/seismic interpretation of the Caddo Lime in the Chalky Mountain field of northwest Taylor County, Texas: AAPG Southwest Section Transactions, p. 130-145.

Schatzinger, R. A., 1983, Phylloid algal and sponge-bryozoan mound-to-basin transition: a late Paleozoic facies tract from the Kelly-Snyder field, west Texas, in P. M. Harris, ed., Carbonate buildups; a core workshop: SEPM Core Workshop 4, p. 244-303.

In Marquis, S. A., reference, add "166 p."

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