m. 



pMtrife gracilimaüiis China, gracilliiöa, media, Thalamita picta üsima, 

 Kraussia nitida China, Cheirogonus aeutidens Jesso, Niphon. — Ocy- 

 podoidea: Pilumnoplax n. gen: carapax depressus, postice latus, 

 margine anterolaterali quam posterolaterali breviore; oculi orbitaeque 

 parvuli , rotundati ; antennae, antennuUae et hectognathopoda' iis EL- 

 lumni similia; palatum coUiculo plus minusve divisum; chelopoda, me^ 

 diocria; pedes ambulatorii longii, tertii paris plerumque longiores; 

 dactylis depressis, iis ultimi paris sat resimis; appendices genitales 

 marium abdomine tecta, coxalia, in canaliculo sterni brevi, late aperto 

 dncta: abdomen' maris ad basin latum, sterni segmentum ultimum ee>- 

 lans, cetero Talde angustato: articulis totis distinctis; Pseudorhombi^" 

 lae affinis; Arten: sulcatifrons Hongkong, longipes Usima, sculpttts 

 ebda, ciliatus Japan. — Carcinoplax eburneus Bonininseln, — Uetero- 

 plax n. gen : carapax trapezoides plus minusve tranyersus , regione 

 faciei quam carapace vix angustiore; frons sat lata; oculi longi, pe- 

 dunculis robustis; antennae longae graciles, articulo basali elongato, 

 angusto, mobili, angulo externo hiatum orbite occupante; epistoma 

 amplum; palatum colliculo ad marginem anticum destinetum; hecto- 

 gnathopodum palpus goniarthroideus ; chelopoda robusta mediocris 

 longitudinis, digitis obliquis; pedes ambulatorii graciles , tertii paris 

 longiores; dactylis compressis; sternum, abdomen, veretraque ut in 

 Pilumnoplace. Arten: dentatus und transversus Hongkong. — MJip- 

 zopidae n. fam. neben den Gonoplaciden: carapax transversus, ahtice 

 arcuatus, postice perlatus, antice longitudinaliter plus minusve curvät- 

 tim declivis; margo anterolateralis parce dentatus; regio faciei dimi- 

 diam latitudinis carapacis vix aequans; antennulae transversae; anten- 

 narum parte mobili in hiatu interno orbitae jacente; oculi parvi im- 

 mobiles firme infixi; palatum colliculo non divisum; hectognathopoda 

 ut in Cancroideis palpo goniarthroideo, exognatho sat lato dentige^Ö^ 

 sternum latum, articulo ultimo multo exposito; veretta coxalia in cjp- 

 naliculo sterni angusto ducta, plus minusve exposita; abdomen maris 

 feminaeque e basi angustum; pedes ambulatorii tertii paris longiores', 

 qnarti paris dactylo resimo; species caecae, habitant inter lacunaria 

 subterranea. 4 neue Gattungen: Scalopidia n. gen: carapax postice 

 latior, antice modice declivis, margine acuto fere continuo; orbitae 

 submarginales, non profundae , oculis minutis, conglutinatis ; antennae 

 articulus basalis brevis frontem non attingens , flagello gracili nudo ; 

 hectognathopoda maris sat hiantia; veretra in canaliculis non cela-ta; 

 Art: spinosipes Hongkong. Bhizopa n. gen: carapax antice sat decli- 

 vis, lateribus postice parallelis; orbitae in margine anteriore excava- 

 tae; oculi minuti, pedunculis mediocris magnitudinis , in orbitis co&^ 

 glutinatis; antennae articulus basalis firme infixus, parte mobili gracili 

 nuda; hectognathopoda pauUo hiantia; veratra celata; Art: Eh. gracl- 

 lipes Hongkong. Typhloearcinus n. gen: carapax antice valde declivis, 

 lateribus postice fere parallelis; mar-go anterolateralis parce dentatus; 

 orbitae in margine anteriore excavatae parvae profundae, oculorum 

 pedunculos includentes, qui immobiles, quamvis non conglutinati ; octili 

 Xn. 1858. 39 



