202 JOURNAL OF ENTOMOLOGY AND ZOOLOGY 



PAPERS MENTIONED 



Bethc, A. 1 



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

 Bd. 51. 



Pohiszynski, G. 1911 



Untersuchungen iiber den Golgi-Kopsch'schen apparat iind einige 

 andere Struktiiren in dem Ganglionzellen der Crustaceen. 

 Bull. Acad. Sc. Cracovie. 



Figure L Outline of the cephalothorax of Loxorliynchus, showing the position and 

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



Figure 2. Brain of Loxorliynchus from above. XlO. 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. X900. 



Figures 4 and 5. Nerve cells near each other in the brain fibrils are shown. X900. 



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 Laboratory of Pomona College.) 



