458 Cumacea. 



S plerumque inenni aut postice tantum serrata, rostro horizontali aut leviter 

 resinio; antennae I. sat elongatae, flajrello majore uniarticulato, II. 6 corporis 

 longitudinem aequantes; maxillipedes III. articulo 3. expansionem magnam setis 

 numerosis ciliatis obsitam pra-ebente, ultimi 3 angustissimi; pedes I. scuto dorsali 

 longiores, II. valde setosi; uropoda sat robusta, ramis stipite brevioribus. Pallide 

 fulvescens, maculis irregularibus fuscis. Lons;. $ ad 12, d 10^2 mm. 



Distril).: ]\Iaria Muj^nae Britanniae, Daniae: sinus Biscayensis. 



Habit.: ]\Iessina. Xa]H>li (prope a Stazione zool.j, Goletta (G. 0. Saks). 



7H 2. Iphinoe tenella G. 0. Sars. Corpus gracillimura, elongatum; scutum 

 dorsale in 6 et $ ci-istatuni, crista in dimidio antico spinis arcte appressis ser- 

 rata, rostro mediocri horizontali; antennae I. breviores quam in I. gracili, flagello 

 majore biarticuhito ; maxillipedum 111. articulus o. extra parum expansus setisque 

 modo 3 — 4 ornatus; pedes 1. gracillinii elongati, II. sparse pilosi, articulo ultimo 

 antecedentibus 2 junctis multo longiore; uropoda minus robusta quam in I. gracili. 

 Long. 9 7, d 8 mm. 



Habit. : Spezia, Xapoli, Siracusa, Goletta (G. 0. Saes). 



m 3. I. inermis (t. 0. Saks. Corpus robustius; scutum dorsale supra 

 leviter carinatum nun serratum, rostro breviusculo; antennae I. mediocres, flagello 

 majore uniarticulato, II. d solito breviores, ^/-z corporis longitudinem parum su- 

 perantes; maxillipedes III. fere uti in I. gracili, expansione articuli 3. paullo 

 miuore; pedes I. scuto dorsali parum longiores, II. solito minores, articulo ultimo 

 brevi subconico; uropoda eis in I. gracili similia, articulus vero ultimus rami 

 interni ad apicem in $ nudus, in 6 seta unica praeditus. Laete fulva, fusco et 

 albido variegata. Long. $ 9, rf 8 mm. 



Habit.: Goletta (G. 0. Saks). 



Cumopsis G. 0. Saks. Corpiis minm (fracile, cephalothoracc in $ Jcviter 

 dilatato, dorso minime carinato; cutis tenuis squamosa; scutum (Jorsale rix arcuatum, 

 rostro hrevissimo oJjtuso, fere mtJJo, incisura sub co in $ mininni, in 6 nulJa; oculus 

 evolutus; segmenta 5 pccJir/era nuda, I. brevissimum, in partc modo cJorsaJi (Jistinctum; 

 abdomen in $ amjustum, ci/Jindricum, in 6 robustius, cpimeris distinctis; seijmentum 

 nltimum mecJio pJane non productum; antennae I. articidis stipitis in $ sensim Jati- 

 tudinc (Jecrcsccntihus, in S apicem versus ddatatis, ttaf/cJJis vaJde inacquaJibus. aJtero 

 majore biarticuJato appcndiciJnis oJfactoriis ^ brcvihus, aJtero rudimcntari; antcnnae 

 II. parvae biarticid((tae, 6 corporis Jonfjitudincm acquantcs; tmmchiac foJiaccae; 

 articulus hasaJis maxiJUpcdum III. rohustorum cxtus ad apiccm ntni productus; pc(Jes 

 I. breviusctdi nwJi, II. 5-articuJati ct ut III. extus prope hasin appendicc parva 

 uniarticidata sdifnyi: uropoda tcnuissima cJonijata. 



1. C Goodsiri (t. (). Saks (Cuma Kdinirdsi 8i'. B., liodotria (Toodsiri 

 Tan Bkx., Ciiina (iooiJsiri Doiihn). Scutum dorsale utrinque plicis 2 oblique ar- 

 cuatis supra in plicam aliam mediam semiellipticam confluentibus ornatum; seg- 

 mentum IL pedigerum supra utrinque in parte antica plicis 2 brevibus in semi- 

 circulum curvatis; antennae I. breves; pedes I. scuto vix longiores, ramo nata- 

 torio sat magno l(J-articulato; uropoda segmentis 3 ultimis junctis breviora, 

 stipite in $ intus aculeis 4—;") l)revissimis, ramo interno 9 aculeis (! — 7, (luorum 

 3 articulo ultinio afflxi. Corpus totnm pigmcnto laete atro-purpureo in niaculis 

 irregularibus disposito variegatum. Long. $ f), i fere item mm. 



Distrib.: Jlare Britannicum; litora Belgii. 



Habit. : Napoli; Goletta (frequentissima) (G. 0. Sars). 



2. C. laevis (t. (). Saks {? Cuma Jonijiprs DoHKN, nec Nokm.). Scutum 

 dorsale plicis lalcralibus omnino carens; segmentum 11. pedigerum omnino laeve; 



