The Monarch Butterfly

abdomen abundant amplexicaulis appearance archippus Asclepias August axillary band birds breeding range bursa cage Calif California caterpillar central chrysalis co-operators coast collected colour cremaster Danaus plexippus deposited eggs emerged Entomologist eresimus female flight Florida flowers flying gilippus Highland Creek hind wings incarnata insect migration insects instar Island July June larvae Lathrup Village leaf leaves Lepidoptera located male Meaford membrane mesothoracic metathorax Mexico Michigan Migration of butterflies milkweed plants mimicry Monarch butterflies Mount Clemens MUSEUM TORONTO CANADA North America northern number of Monarchs observations October Ontario overwintering ovipositing Pacific Grove pair period plate population portion posterior Proc pupa rearing reports ridge scales scent gland scent receptor sclerite seen SEND TO MUSEUM Sept September side silk skin southern southward species specimens spots summer surface suture syriaca tagged temperatures tergum Texas thoracic trees tuberosa viridiflora wind