Online Data for Reynolds et al. “Genetic Analysis of an Endemic Archipelagic Lizard Reveals Sympatric Cryptic Lineages and Taxonomic Discordance”

Online Resource 1

Appendix 1.Probable extirpations and islands that lack populations of L. psammodromus.

Bank / Island / Dates surveyed / Island Area (km2) / Status / Reference (s)
Caicos / Mangrove Cay (Caicos Cays) / 16 March 2007 / 0.2 / Not present / Maclean et al.1977; Buckner et al. in press
South Caicos / 17-18 July 2008 / 21.2 / Extirpated / Maclean et al. 1977; Reynolds 2011
Pelican Cay / 12 August 2008 / <0.01 / Not Present / Buckner et al. in press
Middleton Cay / — / 0.05 / Not present / Reynolds 2011
Six Hills Cay / — / 0.09 / Not present / Maclean et al. 1977; Buckner et al. in press
Turks / Grand Turk / 7-9 August 2008 / 18 / Extirpated / Newsom and Wing 2004; Reynolds 2011
Cotton Cay / 8 August 2008 / 1.12 / Extirpated / Maclean et al. 1977; Buckner et al. in press
Salt Cay / 4-5 August 2008 / 6.7 / Extirpated / Maclean et al. 1977; Buckner et al. in press

Online Resource 2

Figure S1. Male throat patterns from A) Big Ambergris Cay, B) Providenciales, and C) Water Cay (Caicos Cays). Note similarity across the Caicos Bank as well as difference from illustrations in Schwartz 1967 (e.g. Figs. 4, 6, and 7).Photos by R. Graham Reynolds.

Online Resource 3.

Figure S2. Distribution of Structure groups by sampling location. Each pie represents the average proportion of the genome represented by each of the three groups for individuals from that sampling location.

Online Resource 4

Appendix 2. Morphological data for Leiocephalus psammodromus, grouped by island, bank, Structure group, and subspecies.

Group / Sex / Measurement / N / Mean / Range
Long Cay Caicos / F / SVL (cm) / 21 / 64.1 / 50-73
F / M (g) / 8 / 9.5 / 6-13
M / SVL / 6 / 77.2 / 63-85
M / M / 3 / 20 / 17-23
Providenciales / F / SVL / 12 / 71.2 / 60-80
F / M / 11 / 13.1 / 11-18
M / SVL / 4 / 92.5 / 83-97
M / M / 3 / 31.7 / 24-37
North Caicos / F / SVL / 23 / 71.4 / 54-84
F / M / 22 / 14.1 / 5-20
M / SVL / 14 / 93.7 / 64-109
M / M / 14 / 33.8 / 10-50
Middle Caicos / F / SVL / 22 / 67.4 / 50-84
F / M / 21 / 12.2 / 5-21
M / SVL / 12 / 87.2 / 64-103
M / M / 12 / 26 / 12-44
Big Ambergris Cay / F / SVL / 19 / 71.5 / 62-80
F / M / NA / NA / NA
M / SVL / 14 / 95.4 / 84-105
M / M / NA / NA / NA
Little Ambergris Cay / F / SVL / 12 / 74 / 64-85
F / M / NA / NA / NA
M / SVL / 3 / 106.3 / 93-117
M / M / NA / NA / NA
Caicos Cays / F / SVL / 5 / 66.6 / 60-76
F / M / NA / NA / NA
M / SVL / 6 / 95.2 / 87-100
M / M / NA / NA / NA
Gibbs Cay / F / SVL / 16 / 61 / 49-68
F / M / 16 / 11.2 / 7-15
M / SVL / 8 / 84.5 / 70-91
M / M / 8 / 25.8 / 16-33
Big Sand Cay / F / SVL / 5 / 69.2 / 62-74
F / M / 5 / 19.4 / 11-27
M / SVL / 5 / 83.2 / 80-93
M / M / 5 / 30.4 / 21-35
Long Cay Turks / F / SVL / 8 / 67.8 / 51-78
F / M / 8 / 12.5 / 8-18
M / SVL / 16 / 95.1 / 70-115
M / M / 16 / 30.6 / 15-41
Caicos Bank / F / SVL / 78 / 68.3 / 50-84
F / M / 62 / 12.7 / 5-16
M / SVL / 36 / 88.6 / 62-109
M / M / 32 / 29.4 / 10-50
Turks Bank / F / SVL / 29 / 64.3 / 49-78
F / M / 29 / 12.9 / 7-27
M / SVL / 29 / 90.1 / 70-115
M / M / 29 / 29.2 / 15-41
Caicos Group / F / SVL / 90 / 70.41 / 50-84
F / M / 50 / 12.7 / 5-21
M / SVL / 51 / 91.31 / 62-117
M / M / 30 / 27.81 / 9.5-50
Shared Group / F / SVL / 19 / 69.8 / 57-85
F / M / 16 / 12.96 / 8-20.5
M / SVL / 5 / 95 / 80-95
M / M / 5 / 30.5 / 23-36
Turks Group / F / SVL / 27 / 63.95 / 49-78
F / M / 27 / 12.8 / 7-27.7
M / SVL / 25 / 90.95 / 70-115
M / M / 25 / 28.98 / 15-41
cacodoxus / F / SVL / 12 / 71.2 / 60-80
F / M / 11 / 13.1 / 11-18
M / SVL / 4 / 92.5 / 83-97
M / M / 3 / 31.7 / 24-37
hyphantus / F / SVL / 5 / 66.6 / 60-76
F / M / NA / NA / NA
M / SVL / 6 / 95.2 / 87-100
M / M / NA / NA / NA
mounax / F / SVL / 21 / 64.1 / 50-73
F / M / 8 / 9.5 / 6-13
M / SVL / 6 / 77.2 / 63-85
M / M / 3 / 20 / 17-23
apocrinus / F / SVL / 31 / 72.5 / 60-85
F / M / NA / NA / NA
M / SVL / 17 / 97.4 / 84-117
M / M / NA / NA / NA
aphretor / F / SVL / 24 / 63.3 / 49-78
F / M / 24 / 11.6 / 7-18
M / SVL / 24 / 91.6 / 70-115
M / M / 24 / 29 / 15-41
arenarius / F / SVL / 5 / 69.2 / 62-74
F / M / 5 / 19.4 / 11-27
M / SVL / 5 / 83.2 / 72-93
M / M / 5 / 30.4 / 21-35
undefined / F / SVL / 45 / 69.4 / 50-84
F / M / 43 / 13.2 / 5-21
M / SVL / 26 / 90.7 / 62-109
M / M / 26 / 30.2 / 10-50