. Annali del Museo civico di storia naturale di Genova. Natural history -- Periodicals. 184 F- SILVESTRI plcruiiKiue senis arinatae, canlinibus nullis. Hypostoma (Fig. ^2): maxillae seiunctao ajtpondiciljus l)revibus denticulatis, inframaxil- lare magnum, integrum, galeae sat nifignae, postice alj inframaxillari })ai-um seiunctae, loLis edentatis vel nullis, spathula praesens, infra- basilare nullum, basilare normale, cardines duo j)arvi. Pleurae cum tergitis coalitfie. Laminae pedigerae segmentorum !2-3 lil)erae, coeterae cum pleuris concretis sutura indistincta. Fo- ramina repugnatoria pleru


. Annali del Museo civico di storia naturale di Genova. Natural history -- Periodicals. 184 F- SILVESTRI plcruiiKiue senis arinatae, canlinibus nullis. Hypostoma (Fig. ^2): maxillae seiunctao ajtpondiciljus l)revibus denticulatis, inframaxil- lare magnum, integrum, galeae sat nifignae, postice alj inframaxillari })ai-um seiunctae, loLis edentatis vel nullis, spathula praesens, infra- basilare nullum, basilare normale, cardines duo j)arvi. Pleurae cum tergitis coalitfie. Laminae pedigerae segmentorum !2-3 lil)erae, coeterae cum pleuris concretis sutura indistincta. Fo- ramina repugnatoria plerumque manifesti in ''^' ? series duas late rales interruptas disposita. Seg- mentorum numerus 19-20. Segmenta j)rimum et duo ultima apoda, 2'"", 8""" et 4"'" pare singulo, coetera i)aribus duo])Us instructa. c/". Penis nullus. Organa copulativa pare uno constituta in segmento septimo sita. Segmentum septimum pedum pare postico instructum. Syn. 1833 Monozonia (ex p.) , Bull. Soc. Nat. Moscou VI, p. 205. » 1815 Monozonia (ex p.) Newport, Trans. Linn. Soc. London XIX. p. 277. » 1847 Polydesmides (ex p.) Gervais, Ins. apt. IV, p. 80. » 1847 Polydesmiden C. Koch, Syst. d. Myr. p. 52 et 128. » 1872 Polydesmides Saussure et Humbert, Miss, scient. au Me- xique Zool. VI, 2 sect., p. 18. » 1872 Polydesmidae Porat, Ofv. al" K. Forliandl. 1872, ; 5, p. 9. » 1884 Polydesmidae Latzel, Die Myr. Mon. II, p. 121. » — Polydesmidae Karsch, Porat, Daday. » 1887 Polydesmoidca Pocock, Ann. Mag. Nat. Hist. (5) XX, p. 294. » 1893 Polydesmoidca Bollman, Bull. U. S. Nat. Mus. N.° 4G, p. 155. » — Polydesmoidca Pocock, Silvestri. Familiae 7: Sphaeriodemiidae, Cyclodesniidae, Plalyriiacliidao, CryplodcHniidae, Pi/r{jodesniidac„ Polijdesinidm', llaplosoiiiidac. CONSPECTUS FAMILIARUM. a. Segmentorum numerus 20 (praeter caput ct segmentum annloV a^. Corpus in globum contractile dorso convexo, vcntn- sub- piano ve


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Keywords: ., bookcentury1800, bookdecade1870, booksubjectnatural, bookyear1870