4/|.2 F. SILVESTRI 



Syn. 1840 ChiloKiiathes Brandt, Bull, scient. d. TAcad. d. St. Pe- 

 tersb. VII et Recueil p. 27. 



,v 1814 Diidopoda Blainville-Gervais, Ann. d. scien. nat. 3, ser. II, 

 p. 51. 



» 1844 I Chilo}j;natha Newport, Trans. Linn. Soc. London XIX', 



» 1845 I p. 276, et Ann. and. Mag. Nat. Hist. XIII, p. 264. 



» 1847 Diplopodes Gervais, Insect, apt. IV, p. 58. 



» 1847 Chilognatha C. Koch, Syst. d. Myr. p. 5 et \k 87. 



» 1868 Chilognatha Meinert, Naturhist. Tidsskr. 3, R. V, p. 5. 



» 1884 Diplopoda Latzel, Die Myr. Ost.-Ung. Mon. II, p. 40. 



» — Diplopoda Porat, Haase, Daday, Pocock, Bròlemann, Boll- 

 man, VerhoefT, Silvestri, Attems. 



Sul)classes : l^si'/aj)hog/ia(/(a, ('hi/(>f/)ialha. 



(Y)NSPECTUS SUBCLASSIUM. 



a. Corpus molle, fasciculis piloruui instructum; lal)rum (liscivtuni; 



maxillae siibevanescentes, palpis duoljus validis, deiilatis auclae; 

 foramina repugnatoria nulla, anus in segmento penultimo 

 situs .... Pselaphoynalha. 



b. Corpus crustaceum , fasciculis })ilorum destitutum ; labrum 



baud discretum ; maxillae laminam formantes ; foramina re- 

 pugnatoria plerumque manifesta; anus in segmento ultimo 

 situs C/ii/of/Nal/in. 



Subclass. PSELAPHOGNATHA Latzel 1884. 



('orpus malacum, fasciculis {)il()rum instructum, foraniinibus 

 repugnatoriis destitutum. Lal)rum discretum, sinuatum, edentatum. 

 Mandibulae sti])itil)us nullis, onmino oljtectae. Maxillai^ subevane- 

 scentes, palpis du()))us validis, dentatis auctae. Anus in segmento 

 ])enultimo situs. 



rf. Organa copulativa auxiliaria nulla. 



Syn. 1868 Chilognatha, sectio secunda Meinert, Naturhist. Tidsskr. 3, 



R. V, p. 30. 

 -. 1881 Pselaphognatha Latzd, Die Myr. Ost.-Uni:-. Mon. II, p. (iO. 

 » 1887 P.selaphognalha Pocock, Ann. Ma-'. Nat. Hist. Vol. XX, 



p. 294. 



