Species Family Seasonality (median Julian day) Phenological breadth (days) Rate of change (model coef.) P-value
Agapostemon texanus Halictidae 181.9 109.6 -0.19 0.10
Agapostemon virescens Halictidae 178.2 93.9 -0.35 <0.01
Andrena imitatrix Andrenidae 106.4 19.5 -0.16 0.20
Andrena miserabilis Andrenidae 105.0 17.9 -0.15 0.22
Andrena perplexa Andrenidae 117.8 42.0 -0.13 0.30
Andrena violae Andrenidae 130.5 19.9 0.14 0.25
Anthophora bomboides Apidae 169.3 25.4 0.05 0.67
Anthophora terminalis Apidae 173.8 93.1 -0.15 0.22
Apis mellifera Apidae 178.2 147.1 -0.16 0.17
Augochlora pura Halictidae 208.6 97.5 -0.10 0.40
Augochlorella aurata Halictidae 193.8 73.6 -0.11 0.37
Bombus bimaculatus Apidae 168.9 45.1 -0.29 0.01
Bombus fervidus Apidae 176.8 116.5 -0.31 0.01
Bombus griseocollis Apidae 194.4 61.7 0.16 0.19
Bombus impatiens Apidae 210.9 80.6 -0.23 0.05
Bombus perplexus Apidae 164.2 25.2 -0.15 0.22
Bombus vagans Apidae 193.8 73.8 -0.35 <0.01
Calliopsis andreniformis Andrenidae 200.7 79.4 -0.13 0.30
Ceratina calcarata Apidae 177.4 91.4 0.11 0.36
Ceratina dupla Apidae 180.8 110.5 -0.07 0.54
Ceratina mikmaqi Apidae 165.9 100.6 -0.20 0.09
Ceratina strenua Apidae 167.3 76.1 0.12 0.34
Eucera hamata Apidae 148.4 31.1 -0.12 0.34
Eucera pruinosa Apidae 202.0 36.8 -0.09 0.47
Halictus ligatus Halictidae 209.5 55.2 -0.25 0.04
Hoplitis pilosifrons Megachilidae 147.2 36.4 0.02 0.89
Lasioglossum hitchensi Halictidae 183.4 116.5 -0.22 0.07
Lasioglossum pilosum Halictidae 204.0 68.7 -0.20 0.09
Lasioglossum tegulare Halictidae 209.5 98.3 -0.22 0.07
Megachile mendica Megachilidae 206.2 71.0 0.10 0.41
Melissodes bimaculata Apidae 208.7 35.2 0.44 <0.01
Melissodes denticulata Apidae 220.7 36.7 -0.02 0.86
Melissodes desponsa Apidae 230.9 47.5 -0.36 <0.01
Melissodes trinodis Apidae 212.8 43.2 0.14 0.25
Melitoma taurea Apidae 212.4 55.1 -0.25 0.03
Osmia bucephala Megachilidae 144.8 58.2 -0.04 0.76
Osmia cornifrons Megachilidae 106.3 21.1 -0.10 0.39
Osmia pumila Megachilidae 109.2 56.5 0.00 0.98
Ptilothrix bombiformis Apidae 204.1 33.0 0.06 0.64
Xylocopa virginica Apidae 188.9 88.8 0.16 0.18