The Genus Sphyrocoris Mayr (Heteroptera: Scutelleridae: Pachycorinae) Author Eger, J. E text The Great Lakes Entomologist 2012 2018-02-07 45 235 250 http://dx.doi.org/10.22543/0090-0222.2255 journal article 300034 10.22543/0090-0222.2255 67ab5496-65ad-4bd2-bbd6-c196afde61bb 12784984

Table 2. Geographic comparisons of body length and width, head length and width, and ratios of head width to length (anteocular ratio) and head width to height (head W/H ratio)*.

Geographic Area	Body Length	Pronotum Width	Head Length	Head Width	Anteocular Ratio Convexity Ratio
Southwest US	8.91 a	5.65 a	2.22 a	3.05 a	1.93 a	3.70 ab
Mexico	8.59 ab	5.36 ab	2.15 a	2.97 ab	1.90 a	3.81 a
Central America	8.25 abc	5.31 ab	2.14 a	2.92 ab	1.83 b	3.56 ab
South America	8.10 abc	5.30 ab	2.12 a	2.83 abc	1.82 bc	3.32 bc
Lesser Antilles	7.91 abc	5.03 ab	2.05 ab	2.78 bcd	1.80 bc	3.28 bc
Greater Antilles	7.47 c	4.86 b	2.04 ab	2.59 d	1.75 c	2.95 c
Southeastern US	7.81 bc	5.02 b	1.93 b	2.63 cd	1.64 d	3.01 c