Trochidae. 257 



Sardinia (Mc Andrew) ; Spezia (Tapparoxk-Canefei) ; Napoli (Scacchi) ; Sicilia 

 (Philippi , Aradas et Benoit) , Palermo (Montebosato) ; Timis (Mc Andrew) ; 

 Taranto (Salis); Adria: Venezia (G. v. Martens, Weinkauff), Trieste, Lussiu piccolo, 

 Neresine, Cherso (Grube), Pirano (Stossich), Curzola, Lagosta (Heller), Zara 

 (Sandri, Brusina); mare Aegeum (Forbes). — Fossilis in stratis tertiariis Siciliae. 



m 3. Z. cingulatus Kob. {Trockus cbKjuhdus Bkocchi). Testa imperforata, 

 conica, ochracea, flammulis rufis picta, cingulis spiralibus 6 — 8, infima crassiore 

 cincta, basi circinnatim sulcata, marginata; apex granulosus. — Alt. 12, diam. 

 1 1 mm. 



Habit. : Sicilia (Philippi, Aradas et Benoit); Adria: Venezia (Philippi, 

 AVeinkauff), Trieste (Philippi), Neresine (Gru^be), Zara (Sandri, Brusina, teste 

 Weinkauff). 



4. Z. Gualtierianus Mtrs. {TrocUus laeviyatus, Gualtierlanus Phil.). Testa 

 anguste conica, imperforata, laevigata, apice haud granulato, violacea, rarius fulva, 

 concolor aut flammulata et taeniata , interdum violacea , cingulo suturali nullo ; 

 apertura rhombea. — Alt. 11, diam. 8 mm. 



Distrib.: Mare lusitanicum. — Fossilis in stratis tertiariis Siciliae. 



Habit. : Alger (Weinkauff); litora Galliae: Roussillon: la Franqui (Bucquoy, 

 Dtzbg., Dfs.), litora Provinciae (Petit), Marseille, hi Corbiere (Mabion), Toulon 

 (Doublier), Cannes (Dautzenberg) ; Mentone (Locabd); Corsica (Requien); Sicilia 

 (Philippi, Aradas et Benoit); litora Tunetana (Monterosato , Dautzenberg). 



ni 5. Z. dubius Brus. {Trochus diihius Phil., Tr. lucidus Risso). Testa 

 imperforata, exacte conica, solida, olivacea, albo aut rufo flammulata, spira conica, 

 apice acuto; anfi-actus 10 plani, supremi liris granulosis cingulati, sequentes 

 laeves aut sulcis impressis 1 — 4 cinguhiti, ad suturam inferam cingulo marginati, 

 ultimus acute angulatus, cingulo angulum sequente, basi perpaullo conve:ia, con- 

 centrice sulcata ; apertura rhomboidea , cohimella perobliqua , ad basin leviter 

 tuberculata, labrum simplex medio angulatum. — Alt. 15, diam. 13 mm. — Var. 

 violacea Mtrs., alhida Dtzbg. 



Habit. : Gibraltar (McAndrew); litora Galliae: la Franqui, rar. (BucyuoY, 

 Dtzbg. , Dfs.), Cette, Toulon, St. Tropez (Locard); Sicilia, frequ. (Philippi), 

 Palermo (Monterosato) ; litora Tunetana (Montebosato) , sin. Gabes (Dautzen- 

 berg); Adria: Curzola, Lagosta (Heller), Zara (Danilo et Sandri). 



6. Z. suturalis Mtrs. {Trocfms suturalis Phil. , Ox>jstelc suturalis Jeffr.; 

 var.: Tr. Folinii Fisch., sec Jeffr.). Testa obliqua, depresso-conica, umbilicata, 

 anfractus 7 planati, medio laevissimi, supra et infra serie tuberculorum coronati, 

 noduli superiores majores , acuti, inferiores parvi; anfractus ultimus angulatus, 

 marginatus, ad marginem densissime transversim striatus, sulcis obliquis eleganter 

 granulato-nodosus, basi convexus, cingulis circ. 10 concentricis sculptus ; apertura 

 angulata. — Alt. 8, diam. 9 mm. 



Zig. Folini Fisch. „Testa obtecte umbilicata, cornea, parum elevata, albido- 

 carneola; sutura plano-canaliculata ; aufractus vix convexi, penultimus cingulis 

 11 spiraUbus eleganter moniliformibus, minutis ornatus; infra Hris 12 simplicibus 

 aut divisis, haud granulosis notatus; area umbilicaris sulco spiralicircumscripta, 

 callo centrali obtecta; apertura obliqua, subquadrata." Diam. maj. 17, alt. 13 mni. 



Distrib. : Sinus Biscayensis. — Fossilis in stratis pliocenicis. 



Habit. : Algeria, 900 m („Travailleur" Fischer), Alger, Rasel Amush 

 (nPorcupine", Jeffreys) ; Marseille, sinus (^Travailleur", Marion). 



m 7. Z. Laugieri Jeffr. (IV. Laugieri Payr., Tr. maculatus, violaceus 

 Risso, Tr. niycrrimus, seriepunctntus, hyacintkinus Blv. , Z. candidus Brus. ; var. 

 Z. olivaceo-concolor Ri5qu.). Testa conica, basi dilatata, laevigata, nitida, im- 

 Carus, Fauna niediterranea. II. 17 



