LITERATURE 413 
Heymons, R. 1897. Mitth¢ilungen ttber die Segmentierung und den 
* Korperbau der Myriopoden. Sitzb. Akad. Wiss., Berlin, bd. 40, 
PP. 915-923, 2 figs. 
Hansen, H. J., and Sérensen, W. 1897. The Order Palpigradi Thor. and 
its Relationship to the Arachnida. Ent. Tidsk., arg. 18, pp. 223- 
240, pl. 4. 
Hutton, F. W., and others. 1897. Are the Arthropoda a Natural Group? 
Nat. Sc., vol. 10, pp. 97-117. 
Lankester, E. R. 1897. Are the Arthropoda a Natural Group? Nat. 
Sc., vol. 10, pp. 264-268. 
Packard, A. S. 1898. A Text-Book of Entomology. 17+ 729 pp., 654 
figs. New York and London. The Macmillan Co.* 
Packard, A. S. 1899. Entomology for Beginners. Ed. 3. 16+ 367 
pp., 273 figs.. New York. Henry Holt & Co.* 
Von Zittel, K. A. 1900, 1902. Text-Book of Paleontology. 2 vols. 
Trans. C. R. Eastman. London and New York. Macmillan 
&Co* 
Folsom, J. W. 1900. The Development of the Mouth Parts of Anurida 
maritima Guér. Bull. Mus. Comp. Zool., vol. 36, pp. 87-157, pls. 
1-8.* 
Hansen, H. J. 1902. On the Genera and Species of the Order Pauropoda. 
Vidensk. Medd. Naturh. Foren. Kjobenhavn (1901), pp. 323-424, 
pls. 1-6. 
Carpenter, G. H. 1903. On the Relationships between the Classes of the 
Arthropoda. Proc. R. Irish Acad., vol. 24, pp. 320-360, pl. 6.* 
Enderlein, G. 1903. Ueber die Morphologie, Gruppierung und systemat- 
ische Stellung der Corrodentien. Zool. Anz., bd. 26, pp. 423- 
437, 4 figs. 
Hansen, H. J. 1903. The Genera and Species of the Order Symphyla. 
Quart. Journ. Micr. Sc., vol. 47, pp. I-101, pls. 1-7. 
Packard, A. S. 1903. Hints on the Classification of the Arthropoda; the 
Group, a Polyphyletic One. Proc. Amer. Phil. Soc., vol. 42, pp. 
142-101. 
Lankester, E. R. 1904. The Structure and Classification of the Arthro- 
poda. Quart. Journ. Micr. Sc., vol. 47 (n. s.), pp. 523-582, pl. 
42. (From Encyc. Britt., ed. Io.) 
Carpenter, G. H. 1905. Notes on the Segmentation and Phylogeny of the 
Arthropoda, with an Account of the Maxille in Polyxenus lag- 
urus. Quart. Journ. Micr. Sc., vol. 49, pt. 3, pp. 469-491, pl. 28.* 
GENERAL ANATOMY 
De Réaumur, R. A. F. 1734-42. Mémoires pour servir a histoire des 
insectes. 7 vols. Paris. 
Lyonet, P. 1762. Traité anatomique de la Chenille, qui ronge le Bois 
de Saule. Ed. 2. 22-+ 616 pp., 18 pls. La Haye. 
Straus-Diirckheim, H. 1828. Considérations générales sur l’anatomie 
comparée des animaux articulés, etc. 19-+ 434 pp., 10 pls. Paris. 
