26G 



W. V. ?iI(>LLENDORFF, 



Abb. 5. 



Querschnitt durch die Lungengegend einer ca. 7,0 mm langen Bombinatorlarve. 



Vergr. 1 : 100. Ao. = Aorta, V. card. = Vena cardinalis, Coe. = Cölom, Vntr. 



= Vornierentrichter, Tr. = Trachea, A. p. = Art. pulmonaiis, Lu. = Lunge, V. p. 



= Vena pulmonaiis, D. Cuv. = Ductus Cuvieri, Le. — Leber. 



