IIQ Platelminthes. — Cestodes. 



retrorsum sensini attenuatum ; artiaili corporis superiores latiores quam longiores, 

 subsequentes (luadrati, ultimi oblongi. Long. 10 '/2 lin., lat. corp. ^'s lin., capit. 

 ^(12 lin.. colli minima ^ n lin. 



Habit.: Tr/ijion pastinaca intestinum spirale : Trieste (Wkdl.). 



Onchobothrium (de Blxv.) Vax Bex. Bothrla supra uncinis dnohus sim- 

 plicihns, hasi laniina in forma fcrri eqiiini unitis armata. 



1. 0. uncinatum de Blnv. {Bothriocejihatus [Onchohothrins] nncinatns Rud.). 

 Caput quadrantiuhuu nuifinum , colluni (pars inarticulata corporis) longissimum ; 

 bothria elongata , forma versatili , septis duobus muscularibus quasi tribjcularia : 

 articuli margine crenulato ; separati globosi aeque longi ac lati (E sententia cl. 

 voN SiEBOLD status juvenis Aeanthohothrii coronati). 



Habit. : Sfjiiahis (jahHs, intestinum crassum: Rimini (Rudolphi). 



Calliobothrium Van Bex. Bothria snpra parihus binis iincinorum sim- 

 plicinm hanit fnrcafornm, hinis Jnnctis, armata, septis (hiotjns trihcularia, saepe un- 

 cinis in arcolis trihns inunita. 



1. C. verticillatum Vax Bex. {Bothriocephalus [Onchohothrius] verticiJlatns 

 RuD.). Caput subquadrangulare corpore continuum; bothriis angularibus subellipticis, 

 septis duobus transversis inaeciualiter tribicularibus, apice antico papilla triloba, 

 lobulo singulo rotundato scrobiculato instructis , uncinulis aequalibus ad basiu 

 papillarum juxtapositis; corpus antrorsum lilitbrme, retrorsum increscens, articulis 

 margine postico processibus triangularibus in utroque latere 4 ; aperturae genitales 

 marginales. Longit. 80 — 110 mm, latit. 0,75 — 1 mra. 



H a b i t. : Jln.stelus vuhfaris, intestinum : Palermo (Grohmann) ; Gahus canis^ 

 intestinum : Rimini (Ridolphi», Jlustelus e(juestris et phhejns, Baja hatis, intestinuni 

 crassum : Padova (MtiLix); Mustclus phhc/us: Trieste (Stossich). 



2. C. Eschrichtii Vax Bex. Uncini graciles, satis elongati, interiores 

 modice curvati; status strobilatus denis segmentis constans, 4 — 5 mm longus, cum 

 capite, proglottis 8 — 9 mm longa. 



Habit.: Jlustclus vuh/aris. Adria : Trieste (Stossich). 



Scolices. 



Sc. (Gymnoscolex) soleatus Molix. Corpus subglobosum magniim; 

 bothriis 4 soleitormibus, inversis, cruciatim oppositis, versatilibus ; rostellum iuerme 

 sphaericum in cavitatem sphaericam apicalem retractile ; corpus continuum, teres, 

 inflexum, retrorsum sensim attenuatum. apice acuminatum , cellulis embryonalibus 

 nucleatis sparsum. Long. 1 — '2 mm. 



Habit.: ('mnirr vuhiaris, intestinum tenue : Padova (Molin). 



„Sc. polymorphus Rud. Corpus utrimque attenuatum polynuirphum ; 

 bothria oblonga antice convergentia , capiti apice adnata, postice libera, septo 

 transversali bipartita, valde versatilia. Long. ^s — 4'", latit. ^/3 — V^'"-" 



Habit. : In multis piscium speciebus a Rudolphi repertus: Rimini, Roma, 

 Napoli. 



Sc. (Gymnoscolex) cornucopia ^Mhl. Caput lncvitfr fusiforme, bothriis 

 4 longitudinaliterellipticis; haustellum inerme, retrorsum vix constrictum, alveolo cor- 

 nucopiiformi instructo; corpus obconicum, ceIIuIisembryonaIibusrei>letunL Long. 1 mm. 



Habit.: Caranz trachurus, intestina : Padova (^I(ilin). 



Sc. (Gymnoscolex) triqueter M<il. (Oriius (ibcdnicum, (luandoiiue fusi- 

 forme antici- tiiMu atuui : caiiut sulitriqiu^trum, acctabulisl (irbicularibus, cruciatim 

 oppositis et acetabulo tenninali antico, ex quo haustellum ineriuc Long. 1,.') — 2 lum. 



Habit.: liclone acns, intestina: Padova (Molin). 



Sc crassus Mol. Caput vix incrassatum, acetabub) ukixIuio apicali aiicrtuia 



