528 INVERTEBRATE MORPHOLOOT. 



Ovipositor non-retractile, without poison-gland (Terelrantia). 

 Mmeumon, Proetotrupes, Pteromahis, Microgaster, Cynips, 

 Selandria. 

 15. Order Biptera. — Abdomen without cerci ; wings sometimes want- 

 ing, only the anterior pair ever present, posterior pair repre- 

 sented by halteres ; mouth-parts piercing and sucking ; meta- 

 morphosis complete. 



With wings. Culex, Tdbanus, Musca. 



Without wings. Pulex, Melophagus. 



LITERATURE. 



PROTEACHBATA. 



H. N. Moseley. On ilie Structure and Bevelopment of Peripatus capensis. 

 Philosophical Transactions Royal Society, London, olxiv, 1874. 



F. M. Balfour. The Anatomy and Development of Peripatus capensis. Quar- 

 terly Journ. Microscop. Science, xxiii, 1883. 



E. Gaffron. Beitrdge zur Anatomie und Histologie des Peripatus. Zoologische 

 Beitrage, I, 1885. 



J. von Kennel. EntmeklungsgeacMclite von Peripatus Edwardsii und P. torgua- 

 tus. Arbeiten des Zool. Instituts Wilrzburg, vii, 1885 ; viii, 1886. 



A. Sedgwick. I'he Development of the Cape Species of Peripatus. Quarterly 

 Journ. Microscop. Science, xxv-xxviii, 1885-1888. 



A. Sedgwick. A Monograph of the Species and Distribution of the Oenus Peri- 

 patus. Quarterly Journal of Microscop. Science, xxviii, 1888. 



MTRIAPODA. 



H. C. Wood. I%e Myriapoda of North America. Trans. American Philosoph. 



Soc, XIII, 1865. 

 C. H. Bollman. 2he Myriapoda of Nm-th America. Bulletin U. S. National 



Museum, No. 46, 1893 



E. Latzel. Die Myriapoden der osterreichisch-ungarischen Monarchie. Wien, 



1880-1884. 

 J. A. Eyder. TJie Structure, Affinities, and Species of Scolopendrella. Proc. 



Academy Nat. Sciences, Philadelpliia, 1881. 

 J. Bode. Polyxenus lagurus, de Oeer. Ein Beitrag zur Anatomic, Morphologie 



und Eniwieklungsgeschichte der Ohilognathen. Zeitschr. fur d. gesammte 



Naturwisseusch., xlix, 1877. 

 vom Rath. Beitrage zur Kenntniss der Ghilognailien. Bonn, 1886. 

 C. Herbst. Beitrdge zur Kenntniss der Chilopoden. Bibliotheca Zoologica, 



Heft IX, 1891. 



F. G. Heathoote, Tlie Early Development of lulus terrestrts. Quarterly Journ. 



Microsc. Science, xxvi, 1886. 

 F. G. Heathcote. The Post-embryonic Development of lulv-s terrestrts. Philo- 

 sophical Truns. Royal Soc.^ London, cIjXxix, 1888. 



