— 300 — 



Jeffreys Br. Conch. III p. 182. — Locard Cat. p. 364. — Moiiteros. 

 Enum. p. 16. — Fischer J. C V p. 257. 

 Teredo pennatifera Blainville fide Fischer. 

 Hcab. maria europaea. 



7 . T e r e d P h i I i p p i G r a y . T. eae T. navalis simillima, 

 sed minor, fere aeque alta ac lata, auriculo antico striato postico 

 minus elevato; palmulae breves, compositae, funiculis 8—10 

 brevibus, compressis, iinbricalis, ad marginem inferum denticu- 

 latis. — Long. - V 



Teredo bipalmulata delle Cliiaje Mem. IV p. 28 T. 54, F. 18. 22. 28 



nec Lam. 

 Teredo palmulata Philippi Enuni. I p 2 T. 1, F. 8, uec Lam. 

 Teredo Philippii Gray mss. — Fischer J. 0. V p. 257. — Locard 



Cat. p. 3(55. 

 Teredo niiuima Monterosato Enum p. 16, an Blainv. V 

 Hab. Mare mediterraneum. 



2 Genus Xylophaga Turton. 



T. fere globosa, aequilatera, antice valde hians; cardo 

 nullus, apophysis nulla, valvulae accessoriae 2 ; crista interna 

 ex umbone ad marginem ventralem decurrens. 



Xylophaga dorsalis Turton. T. valde convexa, fere 

 globosa, antice profunde incisa, extr. antica supra incisuram 

 subtriangulari-alaeformi, postice rotundata, margine ventrah cum 

 postico arcum aequum formante, dorsali utrinque sat declivi, 

 umbonibus valde incurvatis, ex parte occultis, area dorsali antica 

 valvulis 2 juxtapositis ovato-subtriangularibus tecta; valvulae 

 antice valde hiantes, postice cUiusae, tenues, albae, cristis 2 

 medianis ex umbone radiaiitibus instructae, antice subtihter 

 longitudhiaUter striatae, area usque ad cristas striis tenuioribus, 

 obhque transversis sculpta, intus carina mediana conspicua or- 

 natae, lamina cardinali sat forti antice callo retlexo praedita, 

 apophysi interna brevi extus curvata. — Long. 11 Mni. 



Pholas dorsalis Turton Conch. Dict. p. 185. — (Xyl) Dithvra brit. 

 p 253. - Sow. Genera F 1. - Thes. I T. 108, F. 103.^104 — 

 Reeve Conch. syst. F. 21 - Forbes et Hanley 1 p. 90 T. 2, 

 F. 3. 4. - SoM-. 111. Ind. T. 1, F. 7. Adams Genera II T. 89, 

 F. 4. — Chenu Man. F. 20. 21. — Jeffreys Br. Conch. III p. 120 

 T. 53, F. 4. - WeinkauffMittelm. p. 6. - Verkriizen Nachr. Bl. 

 1871 p. 139. — Sars Norv. p. 98 - Locard Cat. p. 365. 



Pholas xylophaga Lamarck VI p. 47. 



Hab. oceanum athinticuin et rarius mare mediterraneum. 



3. Genus Pholas Lister. 



T. oblonga, aequivalvis, utrinque hians, alba, antice rugato- 

 crispata, umbpnibus lamella callosa plus miimsve occultis; cardo 

 edentulus, sed apophysi interna cochleariformi munitus; hgamen- 

 tum nuUum ; dorsum appendicibus accessoriis munitum (in subg. 

 Dactyhna 2—4, in subg. Barnea 1). 



