Above: epiphysis (growth plate) of a prehistoric whale flipper bone

Research Sponsored by Pacific ID (In whole or in part)

Publications resulting from research & development projects undertaken by Pacific ID.

Page 1: Zoogeography, paleozoology, zooarchaeology and ostemetry: 1990-2012
Page 2: Osteometric and genetic analyses of extinct NW Coast and Northern BC dogs: 1990-2012
Page 3: Domestication and speciation theory: 1996-2012
Page 4: Major research reports: 1996-2012, plus recent & on-going collaborations
Page 5: Publications resulting from Pacific ID contracting activities (co-authored & other authors)
Page 6: Magazine articles on Pacific ID projects or principals (other authors)

Domestication and speciation theory: 1996-2012

Crockford, S.J. and Kusmin, Y. V. 2012. Comments on Germonpré et al., Journal of Archaeological Science 36, 2009 “Fossil dogs and wolves from Palaeolithic sites in Belgium, the Ukraine and Russia: osteometry, ancient DNA and stable isotopes”, and Germonpré, Lázkičková-Galetová, and Sablin, Journal of Archaeological Science 39, 2012 “Palaeolithic dog skulls at the Gravettian Předmostí site, the Czech Republic.” Journal of Archaeological Science39:2797-2801.

Crockford, S.J. 2012. Directionality in polar bear hybridization. Comment (May 1) to Hailer et al. 2012. "Nuclear genomic sequences reveal that polar bears are an old and distinct bear lineage." Science 336:344-347. Go to the paper online & click on "leave a comment (# of comments)" on the left menu.

Crockford, S.J. 2012. Directionality in polar bear hybridization. Comment, with references (May 1) to Edwards et al. 2011. "Ancient hybridization and an Irish origin for the modern polar bear matriline." Current Biology 21: 1251-1258. to view comments, go through the host website, and find the paper at the Current Biology website.

Ovodov, N. D., Crockford, S. J., Kuzmin, Y. V., Higham, T. F. G., Hodgins, G. W. L. and J. van der Plicht. 2011. A 33,000 year old incipient dog from the Altai Mountains of Siberia: Evidence of the earliest domestication disrupted by the Last Glacial Maximum. PLoS One 10.1371/journal.pone.0022821.

Crockford, S.J. 2009. Evolutionary roots of iodine and thyroid hormones in cell-cell signaling. Integrative and Comparative Biology 49:155-166.

Crockford, S. J. 2006. Rhythms of Life: Thyroid Hormone and the Origin of Species. Trafford, Victoria [for a general audience];

Crockford, S. J. 2003. Thyroid rhythm phenotypes and hominid evolution: a new paradigm implicates pulsatile hormone secretion in speciation and adaptation changes. International Journal of Comparative Biochemistry and Physiology, Part A Vol. 35 (#1, May issue): 105-129.

Crockford, S. J. 2002. Thyroid hormone in Neandertal evolution: A natural or pathological role? Geographical Review 92(1) : 73-88. an invited commentary

Crockford, S. J. 2002. Animal domestication and heterochronic speciation: the role of thyroid hormone. pg. 122-153. In: N. Minugh-Purvis & K. McNamara (eds.) Human Evolution Through Developmental Change. Johns Hopkins University Press, Baltimore.  The seminal paper on this topic.

Crockford, S. J. 2000. Dog evolution: a role for thyroid hormone in domestication changes. pg. 11-20. In: S. Crockford (ed.), Dogs Through Time: An Archaeological Perspective. Archaeopress S889, Oxford.

Crockford, S. J. 2000. A commentary on dog evolution: regional variation, breed development and hybridization with wolves. pg. 295-312. In: S. Crockford (ed.), Dogs Through Time: An Archaeological Perspective. Archaeopress S889, Oxford.


Top: four species of arctic seal humerus (modern)
Bottom: two species of flounder/flatfish skull bone (modern)