Table 1.

Measurements for the major workers of the yellow forms of the pulchella species group. Measurements provided as range (mean).

	Yellow species (major workers)
	P.heliosa (n = 1)	P.klaman (n = 2)	P.pulchella (n = 12)
HL	2.45	1.78–1.98 (1.88)	1.94–2.23 (2.14)
HW	2.35	1.65–1.75 (1.7)	2.0–2.28 (2.16)
MDL	1.30	0.85–0.89 (0.87)	0.90–1.11 (1.02)
EL	0.27	0.22–0.23 (0.22)	0.23–0.26 (0.24)
SL	1.24	1.03–1.08 (1.06)	1.06–1.17 (1.13)
PW	1.07	0.74–0.78 (0.76)	0.81–1.03 (0.95)
PSL	0.27	0.29–0.31 (0.3)	0.24–0.38 (0.32)
PtL	0.61	0.45–0.47 (0.46)	0.53–0.64 (0.59)
PtH	0.42	0.29–0.31 (0.30)	0.33–0.39 (0.36)
PtW	0.31	0.21–0.22 (0.21)	0.20–0.27 (0.24)
PPtL	0.42	0.36–0.38 (0.37)	0.33–0.41 (0.38)
PPtH	0.54	0.4–0.41 (0.41)	0.37–0.5 (0.44)
PPtW	0.70	0.43–0.48 (0.46)	0.42–0.61 (0.52)
WL	2.10	1.47–1.56 (1.51)	1.40–1.74 (1.64)
MFL	1.98	1.44–1.51 (1.47)	1.67–1.84 (1.74)
CI	95	88–93 (90)	98–104 (101)
EI	11	12–14 (13)	11–13 (11)
SI	52	62–62 (62)	51–56 (53)
MDI	55	51–51 (51)	43–50 (47)
PSLI	11	17–18 (17)	11–18 (11)
PWI	45	45–45 (45)	39–47 (39)
FI	84	86–87 (87)	76–90 (81)
Pel	28	28–28 (28)	22–28 (25)
Ppl	65	58–62 (60)	47–61 (55)
PpWI	225	210–224 (217)	204–235 (220)
PpLI	145	124–126 (125)	139–166 (157)