370 Copepoda. 



m 14. Philichthys Pagri Eich. $: Cephalothorax piriformis parte siiig^ula 

 constaiis, strictura profuuda a parte sequente divisus ; pars sequens (e 3 segmentis 

 connata) cylindrica elongata, tumida ; cauda G segmentis ; margo anterior capitis, 

 pars tumida, segmentum caudae IL et ultimum appendicibus , iis Ph. Penticis 

 simililius munita; sacci ovigeri abdomine breviores, cylindrici. Long. 3,7 mm. 



Habit. : Pagrus vulgaris, sinus frontales: mare Italiae (Richiardi). 



m 15. Ph. Pagelli Ekh. §': Ceplialotliorax ovatus, antice utrin([ue appen- 

 dice brevi crussa obtusa munitus; segmentum sequens strictura levi tantum a parte 

 tumida ampla (e segmentis duobus connata) antice et postice appendice simili 

 simplici munita separatum ; cauda porrecta, segmentis sex, ultimo tantnm processu 

 conico munito. Long. 4 mm. 



Habit. : Pagellus mormyrus, sinus frontales: mare Italiae (Richiardi) :, 

 Adria (Valle). 



m 16. Ph. Baraldii Rich. Cephalothorax piriformis amphis, antice appen- 

 dice utrinque phina divergente apice breviter diviso acuminato munitus ; segmenta 

 duo sequentia strictura levi antica tantum indicata; pars tumida e segmentis 

 duobus connata, appendice parva conica simplici antica et altera apice divisa 

 postica munita ; cauda segmentis (5 decrescentibus , II. et ultimum appendicibus, 

 II. simplicibus, ultimum apice divisis instructum; sacci ovigeri tria segmenta an- 

 teriora aequantes. Long. 9 mm. 



H a b i t. : Chrysophrj^s aurata, sinus frontales : Mare Italiae (Richiaedi). 



Sphaerifer Rich. (Sphacrosoma Leydig). §: Cajjut minimum, colJum lon~ 

 (jum iitariiculatHm, pars mcdia spfiacrica appcndicihus (hiahus lonc/is cnsiformihus ;■ 

 ahdomcn H-articuIatum , ariiculus idtimus appendicihus longis; orijicia gcnitalia iit 

 articuto secundo ahdominali; sacci ovigcri pone ad ca afjixi; antennac I. triarti- 

 culatae, setis ferminaUhus, II. cheliferae; maxinipedum paria tria: I. jiolpiformi,. 

 II. interno marf/inc scrrato. TII. cxterno piermagno hamis magnis terminato. 



m 1. Sph. cornutus Rich. {Sphacrosoma Corvinae Leyd.). Caput globu- 

 lare, subtus concavum, in margine anteriore antennis I., II. biarticuhatis muni- 

 tum, post eas os maxillipedibus utrinque binis et palpo instructum; coHum tenue 

 cylindricum postice paullo incrassatum; pars tertia corporis fere sphaerica utrin- 

 que appendice apice acuminato munita; segmenta caudalia ovalia stricturis inter 

 se discreta, secundo sacci ovigei'i parvi ovales adhaerent; segmentum ultimuni 

 appendicibus duabus longis acuminatis. Long. 7 — 28 mm. 



Habit. : Corvina nigra, canales mucipari: Cagliari (^Leydk;); Pisa (Richi- 

 abdi) ; Adria (Valle); Sciaena umbra: Pisa (Richiaedi). 



m 2. Sph. Leydigii Rich. Caput piriforme, sulco profundo a parte se- 

 quente ovata ae^iue magna discretum, collo nullo; pars tertia magna sphaerica 

 utrinque appendice apice acuminato instructa; segmentuni ultimum abdominale- 

 appendice utrinque longa apice attcnuato ; sacci ovigeri ghtbosi segmento caudalii 

 II. aftixi. Long. 5 — 10 mm. 



Habit.: rmbrina cirrosa, sinus mucosi: Pisa (Richiakdi); Adria (Valle)l 



? Staurosoma Will. Corpus distincte scgmcntatum, cajnd a thorace discre- 

 fum; s(gmcnta (imnia supra fuJ)crcido parvo siiifiuJo, suJitus tuJicrcuJis Jtinis; scgmcnfum 

 II. ef III. hracJiiis transversis annuJatis munitum; aniiuJo gcnit(di in facic rcnfraJi vcsi- 

 ada pcdiceJlata, ad latera par fJorum ovigcrorum adhaerct; ahdomcn parvum annuJis- 

 raJde aftcnuatis; os anfe tuhcrcuJum venfraJe scgmcnfi ^)/*/»?/ Jamina parva cornca 

 fuJfuin. 



m 1. St. parasiticum Hkll. (Wh.l speciem innoniinatam liabuit.) 8pe- 

 cies unica. 



