202 Polychaeta. — Rapacia. 



ffatum; pedes manifeste biremes, remis proximis: eh'tronim paria 10, elytra parva., 

 rottinda, vix imbricata et decussata, ultima sefrmenta tegentia. 



Habit. : Sicilia (Quatkefages). — Ex opinione Pancerii juvenis est Aphro- 

 ditae aculeatae, e sententia Grubei Polynoae. 



Acholoe Clpde. Corpm elomjahm, posticc vix attenuatum, seymeutis numc- 

 rosis; tl//tra pcrmidta totnm dorsum oJjtcgentia . in scfpnentis j2, 4, 5, 7, U, 11, . . 

 cet. us(p(c ad postremnm rorporis obvia: segmenta eli/tris carcntia cirro dorsali hran- 

 chiaque T-formi praidila. 



m 1. A. astericola Clpde. (Xercis S(piamosa DCh., Mem.. Pnli/noc a^tcricola 

 DCh. , Descr. , P. malliida Gr.). Corpus 45 mm long. , 4 miu h\t., sul)lineare, 

 depressum; oculi 4 in rectangruh» positi; antennae laterales una cum mediana e 

 parte anteriore lobi cephalici productae; elytra brevia, brunnea aut ni<rrescentia, 

 macula alba subovata insig^nia. paria circiter 45. 



Habit. : In sulcis ambulacralibus Astropectinis auranliaci, hispinosi , plati/- 

 acanthi: Napoli (Delle Chiaje, Clapar£de); Adria: Trieste (v. Marexzeller, 

 Grubki. 



Lepidonotus (Leach) Mlmgr. Corpus hrcvc. linearr; anlcnnae c p^arte an- 

 tcriore lohi ipsius ccphcdici productae; palpi glahri; eti/tra, paria l^, in seffmentis^ 

 pcdihus instnictis 1, S, i, (J, 8 . . 20, 22 ohvia; setae remi superioris capillareSr 

 confertim serridatae, hreviores et midto tenuiores quam setae remi inferioris: hae infra 

 apiccm larrum. intcf/rum. parum curcatum seriatim transrersc spinulosac. 



1. L. clava Jijhnst. {Aphrodite clava ]\[ont., Poh/noc srutcllata Risso, Eu- 

 molpc sipiamata DCh., Poli/noe S(p(amata, rly/)rata Gr., P. modrsfa Qtkfgs., P. (rru- 

 heana Clpde. , '?P. dorsalis Qtrfgs.). Palpi papillis brevibus in series 5 longi- 

 tudinales dispositis praediti; elytra granulis distantibus obsita, haud fimbriata, 

 .ovato-ovalia, medio dorsum vix tegentia; corpus segmentis i27, lonfrit. MO mm» 

 hitit. 5 nim. 



Distrib. : Mare Britannicum, Atlanticum, ^ladeira. 



Habit.: Marseille (?QrATKEFA(;Es, ^Iakign et Buhketzky); Nizza (Risso), 

 Genova (Verany); Napoli (Delle Chiaje, Grube, CLAPAEfiDE); Adria: Zaole 

 (v. Makenzkllek), Lussin, Crivizza (Grube). 



Lagisca v. Mkzllk. Anlcnnae suh hasi tentacidi affxae, palpi papiUis micro- 

 scopicis ohtccti , oculo nudo glahro; cli/tra, paria l'», in scgmcnlis pcdihus instructis- 

 1, 3, 4, (>, 8 . . . 22, 2'j, 28, 31 ohvia, dorsitm totum ultimis scgmenlis 8 — 13 e.v- 

 ceptis tegentia; ramus superior pedis parvus, parte inferiore in processum conico- 

 acuminatum prodncto, sctis numcrosis, apicem versus sjiinulis minimis in seriehus 

 transirrsis confcrtis disjxisilis asperis; sctac rami infrrioris infra apirrni intcprum 

 anl ohsolctc hidentatum scrlatim transvcrsc dcntiruhdac; illae iiaidlo hrcviores fere 

 dnpli) crassiorcs, in /josticis srg^nentis ae(pic longac . in ultimis longiorcs ipiam setae 

 rami infcrioris: cirri duo anidrs suh ano. 



m 1. L. extenuata v. Mkzllk. {Poli/noe cxtcnuala Gk., P. rirrata 0. F. Mull., 

 Gr., P. longisrtis Gk., Lagisca FJdersi Mlmgr.). Corpus ad 30 — 33 mm long., 

 segMientis 40 — 45, griseum , interdum dilute l)runni'um ; ajtpcndices cephalicae 

 tiisciis duabus obscuris notatae; antennae tentaculo mcdio dimidium hreviores; lobus 

 ccphalicus rotundato-hexafronus, incisura antic.a et sulco mcdiano bii^artitus: palpi 

 tentaculo lonfriores, niulto crassiores, cylindrici, apice brevissimo tere tilitormii 

 oculi 4; cirri dorsales setis ventralibus longiores, ventrales breves. 



Habit.: Marseille (Makion et Bohkktzky); Napoli (Grube, CLAPARftDE); 

 Adria: \'eiuzia. Si^alato (Mus. Caes. ^'indoh.!, Zaolc, Lussin, Crivizza (Grube, 

 V. ^I.xkknzkllkk), Cherso, Ossero, Cigale (^Stosskh). 



