202 JOUKNAL OF ENTOMOLOGY AND ZOOLOGY 



PAPERS MENTIONED 



Bethe, A. 1898 



Das Nervensystem von Carcinus maenas. Arch. f. Mic. Anat. 

 Bd. 51. 



Pohiszynski,G. 1911 



Untersuchungen iiber den Golgi-Kopsch'schen apparat und einige 

 andere Strukturen in dem Ganglionzellen der Crustaceen. 

 Bull. Acad. Sc. Cracovie. 



Figure 1. Outline of the cephalothorax of Loxorhynchus, showing the position and 

 size of the nervous system. One-half natural size. 



Figure 2. Brain of Loxorhynchus from above. XIO. o, Ocular nerve; m, oculo- 

 motor; t, tegmental nerve; a, first antennal nerve; b, second antennal; 

 c, connective. 



Figure 3. Nerve cell with fibrils from the brain. y900. 



Figures 4 and 5. Nerve cells near each other in the brain fibrils are shown. X'OO. 



Figure 6. Neuroblast from a doso-median mass of the brain. X900. 



Figure 7. Neuroglia cell with branches from the brain. X900. 



Figure 8. Two fibres breaking into fibrils. From the brain. X900. 



(Contribution from the Zoological Laboriitory of Pomona College.) 



