Barner, D., & Snedeker, J. (2005). Quantity judgments and individuation: Evidence that mass nouns count. Cognition, 97, 41-66.

Barner, D., Thalwitz, D., Wood, J., Yang, S., & Carey, S. (2007). On the relation between the acquisition of singular-plural morpho-syntax and the conceptual distinction between one and more than one. Developmental Science, 10(3), 365-373.

Barth, H., Kanwisher, N., & Spelke, E. (2003). The construction of large number representations in adults. Cognition, 86, 201-221.

Beran, M. J. (2007). Rhesus monkeys (Macaca mulatta) enumerate sequentially presented sets of items using analog numerical representations. Journal of Experimental Psychology: Animal Behavior Processes, 33, 42-54.

Beran, M. J., & Beran, M. M. (2004). Chimpanzees remember the results of one-by-one addition of food items to sets over extended time periods. Psychological Science, 15, 94-99.

Brannon, E. M., Abbott, S., & Lutz, D. (2004). Number bias for the discrimination of large visual sets in infancy. Cognition, 93, B59-B68.

Brannon, E. M., & Terrace, H. S. (1998). Ordering of the numerosities 1-9 by monkeys. Science, 282, 746-749.

Brannon, E. M., & Terrace, H. S. (2000). Representation of the numerosities 1-9 by rhesus monkeys (Macaca mulatta). Journal of Experimental Psychology: Animal Behavior Processes, 26(1), 31-49.

Call, J. (2000). Estimating and operating on discrete quantities in orangutans (Pongo pygmaeus). Journal of Comparative Psychology, 114, 136-147.

Cantlon, J., & Brannon, E. M. (2006). Shared system for ordering small and large numbers in monkeys and humans. Psychological Science, 17, 401-406.

Cantlon, J. F., & Brannon, E. M. (2007). How much does number matter to a monkey? Journal of Experimental Psychology: Animal Behavioral Processes, 33(1), 32-41.

Cheries, E. W., Wynn, K., & Scholl, B. J. (2006). Interrupting infant's persisting object representations: An object based limit? Developmental Science, 9, F50-F58.

Chierchia, G. (1998). Plurality of mass nouns and the notion of `semantic parameter'. Events and Grammar, 70, 53-103.

Cordes, S., Gelman, R., & Gallistel, C. R. (2002). Variability signatures distinguish verbal from nonverbal counting for both large and small numbers. Psychological Bulletin and Review, 8, 698-707.

Cordes, S., Gelman, R., Gallistel, C. R., & Whalen, J. (2001). Variability signatures distinguish verbal from nonverbal counting for both large and mall numbers. Psychonomic Bulletin and Review, 8, 698-707.

Dehaene, S. (1997). The number sense. New York: Oxford University Press.

Feigenson, L., & Carey, S. (2003). Tracking individuals via object files: Evidence from infants' manual search. Developmental Science, 6, 568-584.

Feigenson, L., & Carey, S. (2005). On the limits of infants' quantification of small object arrays. Cognition, 97, 295-313.

Feigenson, L., Carey, S., & Hauser, M. (2002). The representations underlying infants' choice of more: Object files vs. analog magnitudes. Psychological Science, 13, 150-156.

Feigenson, L., Dehaene, S., & Spelke, E. S. (2004). Core systems of number. Trends in Cognitive Science, 7, 307-314.

Flombaum, J., Junge, J., & Hauser, M. (2005). Rhesus monkeys (Macaca mulatta) spontaneously compute addition operations over large numbers. Cognition, 97, 315-325.

Gallistel, R. (1990). The organization of learning. Cambridge, MA: MIT Press.

Hauser, M., & Carey, S. (1998). Building a cognitive creature from a set of primitives: Evolutionary and developmental insights. In D. Cummins Dellarosa & C. Allen (Eds.), The evolution of mind (pp. 51-106). New York: Oxford University Press.

Hauser, M. D., & Carey, S. (2003). Spontaneous representations of small numbers of objects by rhesus macaques: Examinations of content and format. Cognitive Psychology, 47, 367-401.

Hauser, M. D., Carey, S., & Hauser, L. B. (2000). Spontaneous number representation in semi-freeranging rhesus monkeys. Proceedings of the Royal Society: Biological Sciences, 267, 829-833.

Hauser, M. D., & Spelke, E. S. (2004). Evolutionary and developmental foundations of human knowledge: A case study of mathematics. In M. Gazzaniga (Ed.). The cognitive neurosciences (Vol. 3). Cambridge: MIT Press.

Jiang, Y., Olson, I. R., & Chun, M. M. (2000). Organization of visual short-term memory. Journal of Experimental Psychology: Learning, Memory, and Cognition, 26, 683-702.

Kahneman, D., Treisman, A., & Gibbs, B. (1992). The reviewing of object-files: Object specific integration of information. Cognitive Psychology, 24, 175-219.

Lewis, K. P., Jaffe, S., & Brannon, E. B. (2005). Analog number representations in mongoose lemurs (Eulemur mongoz): Evidence from a search task. Animal Cognition, 8, 247-252.

Link, G. (1998). Algebraic semantics in language and philosophy. Stanford, CA: Center for the Study of Language and Information.

Luck, S. J., & Vogel, E. K. (1997). The capacity of visual working memory for features and conjunctions. Nature, 390, 279-281.

McCrink, K., & Wynn, K. (2004). Large-number addition and subtraction in infants. Psychological Science, 15, 776-781.

Platt, J. R., & Johnson, D. M. (1971). Localization of position within a homogeneous behaviour chain: Effects of error contingencies. Learning and Motivation, 2, 386-414.

Pylyshyn, Z. W. (2003). Seeing and visualizing: It's not what you think. Cambridge, MA: MIT Press/ Bradford Books.

Quine, W. V. O. (1963). Set theory and its logic. Cambridge, MA: Harvard University Press.

Rawlins, R., & Kessler, M. (1987). The Cayo Santiago macaques. State University of New York University Press.

Russell, B., & Whitehead, A. N. (1927). Principia Mathematica. Cambridge University Press.

Shettleworth, S. (1998). Cognition, Evoulution, and Behaviour. New York: Oxford University Press.

Uller, C., Jaeger, R., & Guidry, G. (2003). Salamanders (Plethodon cinereus) go for more: Rudiments of number in an amphibian. Animal Cognition, 6, 105-112.

vanMarle, K., Aw, J., McCrink, K., & Santos, L. R. (2006). How capuchin monkeys (Cebus apella) quantify objects and substances. Journal of Comparative Psychology, 120(4), 416-426.

vanMarle, K., & Scholl, B. J. (2003). Attentive tracking of objects versus substances. Psychological Science, 14, 498-504.

vanMarle, K., & Wynn, K. (2003). Tone discrimination by 6-month-old infants. In Poster presented at the annual meeting of the society for research in child development, Tampa, FL.

Vogel, E. K., Woodman, G. F., & Luck, S. J. (2001). Storage of features, conjunctions, and objects in visual working memory. Journal of Experimental Psychology: Human Perception and Performance, 27, 92-114.

Whalen, J., Gallistel, C. R., & Gelman, R. (1999). Non-verbal counting in humans: The psychophysics of number representation. Psychological Science, 10, 130-137.

Wood, J. N., Hauser, M. D., Glynn, D. D., & Barner, D. (2008). Free-ranging rhesus monkeys spontaneously individuate and enumerate small numbers of non-solid portions. Cognition, 106, 207-221.

Wynn, K., Bloom, P., & Chiang, W.-C. (2002). Enumeration of collective entities by 5-month-old infants. Cognition, 83, B55-B62.

Xu, F. (2003). Numerosity discrimination in infants: Evidence for two systems of representation. Cognition, 89, B15-B25.

Xu, F., & Spelke, E. S. (2000). Large number discrimination in 6-month-old infants. Cognition, 74, B1-B11.

Xu, F., Spelke, E. S., & Goddard, S. (2005). Number sense in human infants. Developmental Science, 8, 88-101.