NO. 2 DIMENSIONS OF FLYING ANIMALS — GREENEWALT 



Table 6. — concluded 



21 



EUROPTERA, Continued 



Libellules, Continued 



Leptetrum 4 maculatum 307 



Cordulia aenea 201 



Gomphus vulgatissimus 638 



Brachytron pratense 557 



Ophiogomphus serpentinus 312 



Anax formosus 1,200 



" parthenope 703 



Aeschna rufescens 611 



" mixta 530 



Calopteryx splendens 120 



" virgo 91 



Pyrrhosoma minimum 38 



Ischmira elegans 20 



Panorpa communis 30 



Myrmeleon jormicarius 90 



Table 7. — data from magnan and perrilliat-botonet, c.r. acad. 

 SCI., vol. 195, pp. 559-561 (1932) 



Weight of pectoral muscles and weight of body for insects 



DiPTERA : 



Musca domestica 



Volucella zonaria 



Tabanus bovinus 



Echinomya grossa .... 



Gastrophilus equi 



Eristalis tenax 



Tabanus bovinus 



Hymexoptera : 



Bombus lapidarius .... 



" hortorum .... 

 Vespa crabo 



Bombus terrestris .... 



" muscorum .. 



Vespa crabo 



Apis mellifica 



Ammophila sabulosa 



