. Annals. Entomology. 1911J Nervous System of Corydalis 237 nal ganglia are chiefly grouped in the caudal, cephalic and ventral regions and may be seen to take direct part in the for- mation of commissures as well as diagonal strands. While dorsal cells on the median line and ventral median cells, send fibers through the ganglion dorso-ventrally, as well as associa- tion fibers to different tracts and lateral groups. In both thoracic and abdominal ganglia dark staining masses made up of very minute fibers fused together are chiefl}^ found on the ventral side and associated with a ventral commi


. Annals. Entomology. 1911J Nervous System of Corydalis 237 nal ganglia are chiefly grouped in the caudal, cephalic and ventral regions and may be seen to take direct part in the for- mation of commissures as well as diagonal strands. While dorsal cells on the median line and ventral median cells, send fibers through the ganglion dorso-ventrally, as well as associa- tion fibers to different tracts and lateral groups. In both thoracic and abdominal ganglia dark staining masses made up of very minute fibers fused together are chiefl}^ found on the ventral side and associated with a ventral commissure. ^. Fig- 5- Fig. 5. Nerve cells from the central nervous system, (a) Motor nerve cell from the 3d thoracic ganglion, (b, c and d) Association cells from , (e) Cells from the brain. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Entomological Society of America. Baltimore [etc. ]


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