Pyramidellidae. 269 



Distrib.: Atlanticum boreale et medium. — Fossilis tertiaria. 



Habit.: Gibraltar, Malap:a, Conejera (Mc Andkew); Alger (Weixkauff), 

 .Tijeli, Benzert, Rasel Amush (Jeffreys); litora Galliae, Roussillon : Paulilles 

 (BuciiUOY, Dtzbg., Dfs.), Garlaban (Maeiox), Cannes (Dautzexbekg); litora pede- 

 montana (Jeffreys); Spezia (Jeffkeys, Tai'1'aeoxe-Canefki); Livorno, Castiglion- 

 cello (Appelius); Civitavecchia (Montekosato); Napoli (Scacchi); Sicilia: Palermo, 

 Trapani (Philippi); „Adventure Bank" (Jeffeeys); Tunis (Mc Andrew, Jeffkeysj; 

 Taranto (Philippi); Adria: Zara, Brevilaqua, Sebenico (Bkusina); mare Aegeuni 

 o5 — 40 org'., frequ. (Forbes). 



2. 0. pallida Ald. (Tiirho pallidus Mtu. , TurhonlUa oscifans Lov. , Od. 

 euUmoides F. et H., 0. nnidentata [TurboJ Turt., Flem., nec Mtg., 0. mvegradensis 

 BoNS., Pft/cJiostonion pallidum Loc). Animal album flavo-punctulatum , rostrum 

 angustum, ante expansum et rotundatum, tentacula acuminata apice albo inflato; 

 pes brevis, angulis anticis indistincte auriculatis, post abrupte acuminatus; testa 

 subfusiformis, subsolida, fere opaca, modice nitens, striis spiralibus sub lente con- 

 spicuis sculpti; lactea, leviter aurantiaco aut purpureo suffusa in parte supera; 

 nucleus occultus, anfractus (^ — 7 compressi, ultimus fere ^/s testae occupans, 

 siitura obliqua, distincta, apertura ovata, admodum expansa, infra angulata, labra 

 curvato, non valde prominente , labio in columella membranaceo , infra crassiore, 

 reflexo, umbilico nullo, dente forti, partim occulto. — Long. 5,7, lat. 2,5 mm. 



Var. crassa-THOMPs. Minor, crassior, striis aliquabus in cristulas conflueiitibus. 

 Var. notata Jeffr. Anfractus magis convexi, striis spiralibus magis conspicuis, 

 Var. angusta Jeffr. Tenuior et gracilior. 



Distrib.: Atlanticum usque ad Norvegiam, saepissime auriculis Pectinum 

 affixa. — Fossilis tertiaria. 



Habit. : 2 — 250 org. ; Cette (Granger), sinus leoiiis (Martin), Garlaban, 

 Ratonneau (Marion); Nizza (MAcfi) ; Corsica: Ajaccio (var. angusfa, Susini); Spezia 

 (Jeffreys, Tapparone-Canefri) ; Dalmatia: Novegrad (Brusina); mare Aegeum: 

 21,5 org. (Spratt, Jeffreys). 



3. 0. acuta Jeffr. (Ptjjchostonmi acufum Loc). Animal sordide album ma- 

 culis sparsis rubro-fuscis, mentum cochleariforme, pes brevis angulis anticis tenta- 

 culiformiter productis; testa pyramidalis basi lata, solidiuscula, semipellucida, nitens, 

 striis nuraerosis microscopicis, margine leviter carinata , alba , roseo suffusa , an- 

 fractus 6 (nucleo excepto), compressi, rotundati, ultimo dimidiam testam occu- 

 pante, sutura valde angusta, apertura rotundato-ovata, supra contracta, infra sub- 

 expansa, tertia parte spirae brevior, labro curvato, infra marginem inflexo, labiO' 

 columellae supra dentem adhaerente , labro supra continuo , umbilico parvo con- 

 spicuo , dente forti prominente , operculo flavo-brunneo striato , sulcuni curvatum 

 praebente. — Long. 4,5, lat. 2 mm (Jeffreys, angl.). 



Distrib. : Atlanticum usque ad Norvegiam borealem. 

 Habit. : Litora Hispaniae (Mc Andrew); Nizza (VfiRANY) ; Spezia (JEFFREYSy 

 Tapparone-Canefri); Sicilia: Palermo (Monterosato). 



4. 0. crassa Jeffr. Testa cylindrica, crassa, solida, opaca, vitrea, eburnea, 

 laevis, spira elongata, attenuata; anfractus 8 — 10 planiusculi, subangulati, sensim 

 accrescentes, sutura paullo impressa, infra rotunda discreti ; apertura parva, ovata, 

 labro incrassato, intus liris 8 — 10 spiralibus brevibus munito, labio insolito moda 

 incrassato, umbilico nullo, dente magno solido prominente, circum columellam torto, 

 — Long. (fragmenti maxinii observati) 6,3, lat. 2,14 mni (Jeffreys, angl.). 



Distrib.: Atlanticum („Porcupine"). 

 Habit. : „Adventure Bank" (Jeffreys). 



