38 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I40 



gl, portion of medial buccal 

 gland, 

 glom, large antennal glomerulus. 

 HYP, hypopharynx. 

 LBR, labrum. 



LPC, large protocerebral commis- 

 sure, 

 mm, muscle fibers. 

 MND, mandible. 

 MXi, first maxilla. 

 MX2, second maxilla. 

 MXP, prehensor. 



N4, nerve to cerebral gland. 

 Ns, nerve from brain to frontal 



ganglion. 

 Ne, sensory nerve to clypeus. 

 N7, antennal nerve. 

 N9, nerve to ventral extrinsic an- 



tennary musculature. 

 Nu, nerve to dorsal extrinsic an- 



tennary musculature. 

 Ni3, stomatogastric bridge. 

 Nu, recurrent nerve. 

 Ni«, nerve to longitudinal clypeal 



musculature. 

 Ni7, labral nerve. 

 N18, nerve to lateral portion of 

 oral opening. 



N20, nerve from which Nm and 

 N18 originate. 

 NMD, nerve to mandible. 

 NMXx, nerve to first maxilla. 

 NMX2, nerve to second maxilla. 

 NNIM, nerve bundles to intrinsic an- 

 tennary musculature, 

 np, neuropile. 

 OEC, circumesophageal connective. 

 OES, esophagus. 

 OP, optic lobe. 



P, protocerebrum. 

 PB, protocerebral bridge. 

 PDC, posterior commissure of D. 

 PI, pars intercerebralis. 

 PI[AL], PI of antennal lobe. 



pn, pink-staining neuroglial nu- 

 cleus. 

 SBG, subesophageal ganglion, 

 sp, neurosecretory product (?) 

 in giant cell. 

 STG, stomatogastric ganglion. 

 T, tritocerebrum. 

 TR, trachea, 

 tr, tracheole. 



REFERENCES 



Adensamer, T. 



1893. Zur Kenntnis der Anatomic und Histologie von Scntigera coleop- 

 trata. Verb, zool.-bot. Ges. Wien, vol. 43, pp. 573-578. 

 Applegarth, a. G. 



1952. The anatomy of the cephalic region of a centipede, Pseudolithohius 

 meqaloporiis (Stuxberg). Microentomology, vol. 17, No. 4, pp. 127- 

 171, 27 figs. 

 Attems, C. G. von. 



1926. Myriapoda, in Kiikenthal und Krumbach, Handb. Zool., vol. 4, pp. 

 1-402, 477 figs. 



BODIAN, D. 



1936. New method for staining nerve fibers in mounted paraffin sections. 



Anat. Rec, vol. 65, pp. 89-97. 

 1937- The staining of paraffin sections of nervous tissues with activated 



protargol. The role of the fixative. Anat. Rec, vol. 69, pp. 153-162. 

 Brolemann, H. W. 



1932. Elements d'une faune des Myriapodes de France, in Faune de France, 



No. 25, pp. 1-405, 481 figs. 



