164 
Psyche 
[October 
show Mas 33.1, Mis 26.4, while the visits show Mas 53.8, Mis 
16.1. Visits to red in Low Germany are 67.0 per cent and the 
Berlin Garden 74.0. 
Of 110 visits of Coelioxys to 62 flowers, 54.5 per cent are to 
Mas, 28.1 to Mis and 36.3 to yellow. Loew (2,264) calls it an 
oligotrope of red colors, but it shows 30.0 under red compared 
with 60.0 in the Berlin Garden and 66.0 in Low Germany. Of 
visits to red the females show 42.2 and the males 28.9. 
Nineteen species of Megachilinse prefer Mas, three Ma, 11 
red, nine yellow and two white. Of their visits 12.8 per cent are 
to Labiatse, 17.5 to Leguminosse and 39.5 to Compositse. The 
maximum changes from Hb 50.3 before July to B' 42.0 after June. 
Os7niin(E. — Of 295 visits to 138 flowers, 27.7 per cent are 
to Ma, 27.4 to Mi, 48.1 to white, 15.2 to Leguminosse, 11.1 to 
Rosacese and 10.3 to Polemoniales. Seven prefer Mi, 41.8 per 
cent of visits, 5 Ma 66.6, 5 Mas 41.3, 3 Mis 57.1, 13 white 52.6, 
5 red 43.3, 2 yellow 66.6. Local visits to red are 27.4 per cent, 
Berlin Garden 65.0 and Low Germany 77.2. Visits to Mas show 
for the females 22.6, for the males 6.2. Before July the Osmiinse 
prefer Ma, Mas, Mi, white and red; after June, Mas, Mis, 
white and yellow. The maxima shift from Hb 43.7 to B' 48.9, 
Mi 32.8 to Mas 57.4. 
Anthidiini . — Of 9 visits to 8 flowers, 88.8 per cent are to 
Mas, 44.4 to red and 33.3 to yellow. Visits to red in Low Ger- 
many are 72.7 and in the Berlin Garden 87.0. 
Stelidini . — Of 17 visits to 16 flowers, 76.4 per cent are to 
Mis, 58.8 to white, 41.1 to yellow, 58.8 to Compositse. In the 
Berlin Garden 41.6 per cent of the visits were to red. 
Dasygastree . — Of 812 visits made by the last four groups, 
40.8 per cent are to Mas, 33.3 to red, 10.3 to Labiatse, 15.6 to 
Leguminosse and 30.7 to Compositse. Of the visits of the nest- 
makers 18.2 per cent are to Mis, 34.1 to red and 61.9 to social 
flowers; while of the visits of the inquilines 34.6 per cent are to 
Mis, 35.6 to yellow and 90.4 to social flowers. Before July 
(Osmiinse 256 visits, Megachilinse 133) they prefer Mas and red; 
after June (Osmiinse 47, Megachilinse 389) Mas, yellow and red. 
The maxima shift from Hb 44.8 to B' 43.4, Ma 27.2 to Mas 
57.2, white 43.3 to red 36.4. 
