Contact Us
Department of Geology
Bryn Mawr College
101 North Merion Avenue
Bryn Mawr, PA 19010
Phone: (610) 526-7392
Fax: (610) 526-5086

Katherine Marenco

Lecturer in Geology
Contact Information:

Bryn Mawr College

Department of Geology

Bryn Mawr, PA 19010

Office Location: 194 Park Science Building

Phone: (610) 526-5627

Fax: (610) 526-5086

email: kmarenco(at)

Fields of Study:

Paleoecology, Paleobiology, Ichnology, and Sedimentology/Stratigraphy

Research Interests:

Paleoecological impact of changing substrates during the Ordovician radiation

Metazoan reef development in the Early-Middle Ordovician
Ecosystem engineering (habitat modification through the activities of organisms)

Cambrian bioturbation and substrate ecology

Quantifying bioturbation in the fossil record

Selected Publications:

Marenco, K.N., and Bottjer, D.J. 2011. Quantifying bioturbation in Ediacaran and Cambrian rocks. in Laflamme, M., Schiffbauer, J.D., and Dornbos, S.Q., (eds.), Quantifying the Evolution of Early Life: Numerical Approaches to the Evaluation of Fossils and Ancient Ecosystems, Topics in Geobiology Series, v. 36, Springer, Dordrecht, p. 135-160.

Marenco, K.N., and Bottjer, D.J. 2010. The intersection grid technique for quantifying the extent of bioturbation on bedding planes. Palaios, v. 25, p. 457-462.

Marenco, K.N., and Bottjer, D.J. 2008. The importance of Planolites in the Cambrian substrate revolution. Palaeogeography, Palaeoclimatology, Palaeoecology, v. 258, n. 3, p. 189-199.

Marenco, K.N., and Bottjer, D.J. 2007. Ecosystem engineering in the fossil record: early examples from the Cambrian Period. in Cuddington, K., Byers, J.E., Wilson, W.G., and Hastings, A., (eds.), Ecosystem Engineers: Plants to Protists, Elsevier Inc., Burlington, MA, p. 163-184.