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

CV (click link for PDF version)

Education

Ph.D., 2008, Geological Sciences
University of Southern California, Los Angeles, CA
Thesis: Bioturbation in Cambrian siliciclastic shelf strata: paleoecological, paleoenvironmental, and temporal patterns, 410p.
Advisor: David J. Bottjer

M.S., 2006, Geological Sciences
University of Southern California, Los Angeles, CA
Thesis: Lower Cambrian trace fossils of the White-Inyo Mountains, eastern California: engineering an ecological revolution, 144p.
Advisor: David J. Bottjer

B.A., 2003, Geology, summa cum laude, with Honors in Geology
The College of Wooster, Wooster, OH
Thesis: Paleoecology of a cryptic shell-encrusting community: observations from “upside-down” encrusters in internal molds (Upper Jurassic of Southern England), 62p.
Advisor: Mark A. Wilson

Professional Experience

Lecturer, Bryn Mawr College, 2010-2011, 2012-present

Laboratory Research Associate, Bryn Mawr College, 2009-2010, 2011-2012

National Science Foundation Earth Sciences (EAR) Postdoctoral Fellow, Bryn Mawr College, 2009-2010, 2011-2012

Lecturer, University of California Riverside, Spring 2009

Postdoctoral Scholar, University of California Riverside, 2008-2009

Peer-reviewed Publications

Published:

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.

Bailey, J.V., Corsetti, F.A., Bottjer, D.J., and Marenco, K.N. 2006. Microbially mediated environmental influences on metazoan colonization of matground ecosystems: evidence from the Lower Cambrian Harkless Formation. Palaios, v. 21, p. 215-226.

In Prep:

Marenco, K.N., Bottjer, D.J., and Corsetti, F.A. In prep. Trends in Early Cambrian bioturbation: quantitative paleoecology of the Death Valley and White Inyo Mountains successions, western U.S.A.

Marenco, P.J., Marenco, K.N., and Lubitz, R.L.* In prep. The Kanosh Formation (Middle Ordovician, Utah): mixed siliciclastic-carbonate deposition within an oxic intra-platform basin.

Marenco, K.N., and Wilson, M.A. In prep. Palaeoecology of a cryptic shell-encrusting community: observations from ‘upside-down’ skeletozoans in internal moulds (Upper Jurassic of southern England).

Teaching Experience

Lecturer, Bryn Mawr College:

GEOL 101 "How the Earth Works" laboratory sections, Fall 2010
GEOL 102 “Earth History” laboratory sections, Spring 2011
GEOL 103 “Earth Systems and the Environment” laboratory sections, Spring 2011
GEOL 120 "Origin and Early Evolution of Life," Fall 2010

Lecturer, University of California Riverside:

GEO 003/BIO 010 “Headlines in the History of Life,” Spring 2009
GEO 118 “Sedimentology and Stratigraphy,” Spring 2009

Teaching Assistant, University of Southern California:

GEOL 108 “Crises of a Planet,” Fall 2005, Summer 2006
GEOL 105 “Planet Earth,” Spring and Fall 2006
GEOL 107 “Oceanography,” Spring 2007

Student Research Projects Supervised

Rachael Lubitz, 2010-2011, Senior Thesis Research Project: The Kanosh Formation: A case study of a mixed carbonate-siliciclastic basin during the Great Ordovician Biodiversification Event

Alliya Akhtar, 2011, Summer Science Research Program: A Middle Ordovician sponge-microbial mound from western Utah: Evidence of a critical transition in the evolutionary history of reefs

Alice Clark, 2011, Summer Science Research Program: Developing educational paleontology displays for the Department of Geology at Bryn Mawr College

Outreach Activities

Expanding Your Horizons, a national program run by the Math/Science Network to encourage young women (7th and 8th graders) to pursue careers in math and science:

Trilobite workshop, Swarthmore College EYH Conference, March 20, 2010
"How Fast Were the Dinosaurs?" workshop, Swarthmore College EYH Conference, March 26, 2011

Geoscience Education Outreach Program, a graduate-student-run community outreach effort of the Earth Sciences Department, University of California Riverside:

Fossil presentation for second grade class, Pachappa Elementary School, Riverside, CA, Spring 2009

Invited Talks

“Life in the Paleozoic,” Bryn Mawr College, Earth History course, March 30, 2012

“Trace Fossils: A Record of Behavior,” Lafayette College, departmental seminar, Oct. 28, 2011

“Conjectures on the Origin of Life,” Bryn Mawr College, Evolution course, Oct. 27, 2011

“Trace Fossils,” Bryn Mawr College, Paleobiology course, Nov. 24, 2009, Nov. 23, 2010, and Nov. 22, 2011

"Cambrian Bioturbation,” Pomona College Earth History class, March 3, 2008

Meeting Abstracts (* denotes student co-author)

Marenco, K.N. and Akhtar, A.A.*, 2011. Middle Ordovician sponge-microbial mounds from western Utah: transitional precursors of later metazoan-dominated reefs. Geological Society of America Abstracts with Programs, v. 43, n. 5, p. 503.

Lubitz, R.L.*, Marenco, K.N., and Marenco, P.J., 2011. Reexamining the depositional setting of the Kanosh Formation (Middle Ordovician, Utah): integrating geochemistry into a sedimentary and paleoecological study. Geological Society of America Abstracts with Programs, v. 43, n. 5, p. 96.

Marenco, K.N., 2010. A Middle Ordovician sponge-algal mound from western Utah: implications for the radiation of hard-substrate-attaching organisms. Geological Society of America Abstracts with Programs, v. 42, n. 5, p. 634.

Marenco, K.N., and Bottjer, D.J., 2010. Onshore initiation of the agronomic revolution: quantitative evidence from Lower Cambrian strata in the Great Basin. Geological Society of America Abstracts with Programs, v. 42, n. 5, p. 480.

Marenco, K.N.
and Bottjer, D.J., 2010. A bioturbation-induced ecological transition: quantitative evidence from the Lower Cambrian of California and Nevada, USA. Third International Palaeontological Congress, London, UK.

Marenco, K.N. and Droser, M.L., 2009. Investigating the role of changing substrates in the Ordovician radiation: Great Basin, USA. Southern California Geobiology Symposium, Riverside, California.

Marenco, K.N. and Bottjer, D.J., 2008. Quantifying Early Cambrian bioturbation along an onshore-offshore transect: Great Basin, USA. Geological Society of America Abstracts with Programs, v. 40, n. 6, p. 508.

Marenco, K.N. and Bottjer, D.J., 2007. Quantitative analysis of bedding plane bioturbation: new insights from the Upper Cambrian of Wisconsin. Geological Society of America Abstracts with Programs, v. 39, n. 6, p. 207.

Marenco, K.N. and Bottjer, D.J., 2007. Lower Cambrian shelf ichnofabric: a bedding plane phenomenon. Ninth International Ichnofabric Workshop, Calgary, Alberta, Canada.

Marenco, K.N. and Bottjer, D.J., 2006. Quantifying horizontal bioturbation in Lower Cambrian rocks using image analysis. Geological Society of America Abstracts with Programs, v. 38, n. 7, p. 475.

Marenco, K.N. and Bottjer, D.J., 2006. Lower Cambrian trace fossils of eastern California: engineering an ecological revolution. Second International Paleontological Congress, Beijing, China.

Marenco, K.N. and Bottjer, D.J., 2006. Lower Cambrian trace fossils of eastern California: engineering an ecological revolution. Southern California Geobiology Symposium, Riverside, California.

Nicholson, K.A. and Bottjer, D.J., 2005. Lower Cambrian trace fossils of eastern California: engineering an ecological revolution. Geological Society of America Abstracts with Programs, v. 37, n. 7, p. 486.

Nicholson, K.A. and Bottjer, D.J., 2005. Bioturbation in Lower Cambrian siliciclastics: investigating an early record of metazoan substrate engineering. Second International Symposium on the Cambrian System, Acta Micropalaeontologica Sinica, v. 22 (supplement), p. 122-123.

Nicholson, K.A. and Bottjer, D.J., 2005. Lower Cambrian trace fossils of eastern California: an early record of substrate engineering. North American Paleontological Convention, Paleobios, v. 25, supplement to n. 2, p. 90.

Nicholson, K.A. and Bottjer, D.J., 2004. Ecosystem engineers during the Cambrian Explosion: trace fossil record from the Lower Cambrian of eastern California. Geological Society of America Abstracts with Programs, v. 36, n. 5, p. 522.

Bailey, J., Corsetti, F.A., Bottjer, D., and Nicholson, K., 2004. Fossil assemblages in Lower Cambrian microbial matground sediments and implications for early benthic and infaunal ecologies. Geological Society of America Abstracts with Programs, v. 36, n. 5, p. 522.

Nicholson, K. and Bottjer, D., 2004. Investigating mat-busters from the Early Cambrian. California Paleontological Conference, Paleobios, v. 24, supplement to n. 1, p. 6.

Nicholson, K.A. and Wilson, M.A., 2003. Paleoecology of an Upper Jurassic cryptic community inhabiting empty mollusk shells (Portland Limestone of southern England). Geological Society of America Abstracts with Programs, v. 35, n. 6, p. 420.

Wilson, M.A., Nicholson, K.A., and Palmer, T.J., 2003. Studying the naturally-exposed attachment surfaces of fossil encrusters (skeletozoans): a simple acetate peel technique reveals growth histories and surface paleoecology. Northeastern Section, Geological Society of America Abstracts with Programs, v. 35, n. 3, p. 85.

Nicholson, K.A. and Wilson, M.A., 2002. Paleoecology of an ancient shell-encrusting community: observations from “upside-down” encrusters in external and internal molds (Upper Jurassic of southern England). Geological Society of America Abstracts with Programs, v. 34, n. 6, p. 357.

Honors, Awards, and Grants

Bryn Mawr College:

Invited by First Lady Michelle Obama to attend a White House event announcing the NSF Career-Life Balance Initiative — Sept. 26, 2011

University of Southern California:

Provost’s Fellowship — 2003-2005
Keck Fellowship — 2003
USC Dept. of Earth Sciences Student Travel Grant — 2003, 2004, 2005(2), 2006(2), 2007
Sigma Xi Grant-in-Aid of Research — 2004
The Paleontological Society Stephen J. Gould Grant — 2004
Geological Society of America Graduate Student Research Grant — 2004, 2006
USC Dept. of Earth Sciences Graduate Student Research Award — 2004, 2005, 2006
Evolving Earth Foundation Student Grant — 2005
USC Dept. of Earth Sciences Teaching Assistant Award — Fall 2005, Spring 2007
International Association of Sedimentologists Student Research Grant — 2007
Final Year Dissertation Fellowship — 2007
Final Summer Dissertation Fellowship — 2008

The College of Wooster:

National Merit Scholarship — 1999-2003
College Scholar Award — 1999-2003
Dean’s List — 1999-2003
Henry J. Copeland Grant for Independent Study — 2002
Karl Ver Steeg Prize in Geology and Geography — 2002
Phi Beta Kappa — 2003
Robert W. McDowell Prize in Geology — 2003
Northern Ohio Geological Society John F. Hall Senior Award — 2003

Additional Professional Training and Field Experience

Applied Ichnology Short Course, AAPG Annual Convention and Exhibition, Long Beach, CA, April 2007

Invertebrate zoology course at Friday Harbor Laboratories (University of Washington), Friday Harbor, WA, Summer 2004

Albion College Geology Field Camp in Wyoming, Montana, and South Dakota, Summer 2003

Fieldwork for Senior Independent Study thesis project, Isle of Portland, Dorset, southern England, June 2002

Professional Affiliations

The Paleontological Society
The Palaeontological Association
International Palaeontological Association
Society for Sedimentary Geology (SEPM)
International Association of Sedimentologists
Association for Women Geoscientists
Geological Society of America