C. G.  Wray, Jacobs, D. K., Kostriken, R., Vogler, A. P., Baker, R., and DeSalle, R., ?Homologues of the engrailed gene from five molluscan classes?, FEBS Letters, pp. 71-74, 1995.

G.  von Dassow, Meir, E., Munro, E. M., and Odell, G. M., ?The segment polarity network is a robust developmental module?, Nature, vol. 406, pp. 188-192, 2000.

J. W.  Valentine and Jablonski, D., ?Morphological and developmental macroevolution: a paleontological perspective?, International Journal of Developmental Biology, vol. 47, pp. 517-522, 2003.

K. K.  Smith, ?Heterochrony revisited: the evolution of developmental sequences?, Biological Journal of the Linnean Society, vol. 73, pp. 169-186, 2001.

W.  Scharloo, ?Canalization: genetic and developmental aspects?, Annual Review of Ecology and Systematics, vol. 22, pp. 65-93, 1991.

R. H.  Nehm, ?Linking macroevolutionary pattern and developmental process in marginellid gastropods?, in Evolutionary patterns: growth, form, and tempo in the fossil record in honor of Alan Cheetham, J. B. C.  Jackson, Lidgard, S., and McKinney, F. K., Eds. Chicago and London: University of Chicago Press, 2001, pp. 159-195.

R. H.  Nehm, ?The developmental basis of morphological disarmament in Prunum (Neogastropoda: Marginellidae)?, in Beyond Heterochrony: the evolution of development, M. Leah Zelditch, Ed. New York: Wiley-Liss, 2001, pp. 1-25.

M. L.  McKinney and McNamara, K. J., Heterochrony: the evolution of ontogeny. New York & London: Plenum Press, 1991, p. 437.

K. J.  McNamara, ?The role of heterochrony in evolutionary trends?, in Evolutionary trends, K. J.  McNamara, Ed. London: Belhaven Press, 1990, pp. 59-74.

K. J.  McNamara and McKinney, M. L., ?Heterochrony, disparity, and macroevolution?, Paleobiology, vol. 31, pp. 15-26, 2005.

A. C.  Love, ?Marine invertebrates, model organisms, and the modern synthesis: epistemic values, evo-devo, and exclusion?, Theory in Biosciences, vol. 128, pp. 19-42, 2009.

K.  Kin, Kakoi, S., and Wada, H., ?A novel role for dpp in the shaping of bivalve shells revealed in a conserved molluscan developmental program?, Developmental Biology, vol. 329, pp. 152-166, 2009.

D.  Janies and DeSalle, R., ?Development, evolution, and corroboration?, The Anatomical Record (New Anat.), vol. 257, pp. 6-14, 1999.

D.  Jablonski, ?Evolutionary innovations in the fossil record: the Intersection of ecology, development, and macroevolution?, Journal of Experimental Zoology (Molecular Development and Evolution), vol. 304B, pp. 504-519, 2005.

G. A.  Evseev, Semenikhina, O. Y., and Kolotukhina, N. K., ?Early stage morphogenesis: an approach to problems of taxonomy, phylogeny and evolution in the Mytilidae (Mollusca: Bivalvia)?, Acta Zoologica Sinica, vol. 51, pp. 1130-1140, 2005.

A.  Cossins, ?Cryptic clues revealed?, Nature, vol. 396, pp. 309-310, 1998.

R.  Bang, DeSalle, R., and Wheeler, W., ?Transformationalism, taxism, and developmental biology in systematics?, Systematic Biology, vol. 49, pp. 19-27, 2000.

W. R.  Atchley, ?Developmental quantitative genetics and the evolution of ontogenies?, Evolution, vol. 41, pp. 316?330, 1987.

R.  Albert and Othmer, H. G., ?The topology of the regulatory interactions predicts the expression pattern of the segment polarity genes in Drosophila melanogaster?, Journal of Theoretical Biology, vol. 223, pp. 1-18, 2003.

E.  Abouheif and Wray, G. A., ?Evolution of the gene network underlying wing polyphenism in ants?, Science, vol. 297, pp. 249-252, 2002.