276 Polychaeta. — Limivora. 



ui 3. Serpula aspera Phil. Branchiae fuscescentes aut ruhentes, filis 8 

 utriuque; uijercuhj albidu, ( renis 1(5 — 24: testa teretiuscula, costis circiter 7 crenu- 

 latis ornata, alba, diani. 1 lin. 



Habit.: Mediterraneuni (Philiiti): Marseille (Marion et Bokrktzky); 

 Adria: Cherso, Portore, Ciiiale, Lussin piccolu (CTRrBE). 



)ii 94. S. subquadrangula Phh,. Aninial albidum, branchiis tilis S 

 utrin(iue; uiiercuhj basi Larnea c.yliiidrica denium obconico , crenis admodum pru- 

 fundis circiter 24; testa subquadrangula, elongata, angulis crenato-dentatis, carinis 

 tribus singulis in medio laterum liberorum. 



H a b i t. : Mediterraneuni ( Philij'1'i). 



m ?5. S. nodosa Rissu. Testa subflexuosa, glabra nodosa, albo rubes- 

 cente, apertuia dilatata, hmg. 80 mm; corpus animalis eh»ngatuni, depressum, 

 flavo rubescens, antice hituni, margine tentaculis 42 longis, pennato-ciliatis, albo 

 rubroque annulatis, unica serie circnm os ordinatis niunito ; operculum longe in- 

 fundibulifurme, laete rubrum, pedunculu lungu albu: biteribus infra os branchiac 

 6 pectinatae insident; pars inferiur imda, rubra. Lungit. tentacuL If) mm, upcr- 

 culi 17 min, corporis 20 mni. 



Habit.: Xizza (Risso). 



S. sulfurata H. M. Enw. Branchiae longae, cirris 10, suUiireae; oj^erculuni oblon- 

 gum truncatuui, valde concavuiu, crenis 10 — IS, tubus subijuaih-anguhu-is, in (|uo(|ue mar- 

 ginum lihcrdiuni costis binis rotundatis, hievibus, contiguis, leviter supra marginein prc- 

 iicientihus ; — et 



S. lactea H. ^L Enw. Brancliiae longac tilis tantum 8 — 9; operculum elongatum, 

 suhinfiindibuhfi)rnic, margine dcnticuhito (crenis ultra 20); testa lactea, dorso costis tribus 

 longitudinalil)Us laevihus, latcrihus costis hinis ornata. 



Hae duae species a H. Milne Edwauhs prope a Nizza repertae, secundum \ . Makk.n- 

 ZELLER forinac sunt juveiies. 



Spccics (liil)iae. non certo determinandae: 



VI S. Gervaisii Qtk(;s. Branchiae longae, cirris 4(1—48 (juasi biseriatis in hasi 

 producta; operculum infundihuliforme, concavum, denticulis 50 — 54; corjius animalis circiter 

 2()0 scgmentis, antcriorihus 8; setae anteriorcs incurvatae, filifornies; scutella dentata; tuhus 

 teres, transversim striatus, subrugosus. 



H a b i t. : Cette ( (^iathekaoes). 



)ii S. compressa (^tkos. Brancliiae longae, filis 34; operculum infundihuliforme 

 planum, 4(1 crcnis; corj^us segmentis circiter 200; setae anferiores tiliformes incurvatae, 

 vix sulcatac ; scutella dcnticulata ; tuhus teres, carinis tcnuihus 4 -(5 scrratis, ore integro. 



Hahit. : Xapoli ((^iAi keka(;es). 



?S. cereolus G.m. „Testa tereti laevi flavicante multoties contorta." 



Distril) : ,,Ad Americae litora." — Habit.: Napoli (Scacchij. 



Hydroides (ii nn. { I'jij)i»)it(fiis Phil.). A)ii))i(d iptoad scfas So-pulis siuiile, 

 opo-cKliO)/ rc)-(i c(i)iici())i. i)i/)()i(lih((li/ii)'))ic, p<iidlii))i (■oiicanim, nnnyi^ir iloifato, nicdio 

 co)(»((i sjiicdhn 111)1 HKiliiliiiDi ( c(»')icori())() orilio: 



»1 1. H. uncinata v. Mrzllr. [J'^iip. lodioafns ]'hil., '^ SaMld Kujilacaxa 

 DCh.). Animal fuscescens, brancliiarum albarum fusco-fasciatarum tilis ntrimiue 13; 

 margine upcrouli incisu-dentato, curnubns uctu apice incurvu uncinatis : tcsta tercs, 

 transversim riigusa ; diam. 1 lin. 



Habit.: Mediterraneum (PiiiLinn ; Marscille (Mariox et JioitnKi/Kvi : 

 Napuli (Dkllk ('iiia.ik, ui^erciila duu I ) : Adria: Chersu, Ossero ((iRunK). 



2. H. pectinata v. Mrzller. (Vy/. ))(»-rc(iica (ii xx., Eui). pccfimtfus Phil., 

 Iht. IrifpiDK») Clai'., Scriiida rcrmicidnris (). F. ]\L, Eitp. rci-micidaris DCh., teste 

 Paxceri). Testa teres snbulata, curvata, rugosa ; operculum duplex (i. e. unum 

 alteri insidens); ((dlare laciniatum : brancbiae 18, pennatae luteae ; ojterculuin, 

 cum nun jM-rfectc ('xteiisum , mcmbrana mulli ubtectum et sinij)liciter clavatiiin, 

 cajiitulu j)iiitnnni i^apiilis diialms tcniiiiiatu aitjiarct , iii miiiiiii;i vcru cxtciisiuiic 



