— 439 — 



Pecten tigrinus Miiller Zooi. Dan. Prodr. p. 248 T. 60, F. 6-8. — 

 Forbes et Hanley II p. 285 T. 61, F. 8. 9. - Sow. 111. Ind. 

 T. 9, F. 11. 12. - .leffreys Br. Concli. III p. 6^) T. 23, F. 2. — 

 Sars Norv. p. 18. — Locard Cat. p. 515. — Reeve sp. 122. — • 

 M. Ch. II p. 64, T. 17. F. 1-6. 9. 10. - Jeffreys Pr. Z. S. 1879 

 p 559 



Pecteu obsoletus Penn , laevis Penn.parvus daCosta, doniesticus Ch. 

 Hab. oceannm atlanticum et arcticum 



24. P e c t e n v a ri u s L i n n e. T. ovata, subtrigona, tennius- 

 cula, subaequivalvis, costis radiantibus 30-34 subquadrato-con- 

 vexis, squamatis sculpta, squamis irregulariter dispositis; inter- 

 stitiis planis, angustis, laevibus ; auricuhe valde inaequales, costis 

 radiantibus squamosis sculptae ; color pervariabilis, atro-purpurea 

 vel aurantia, unicolor, rarius fasciato-maculata. — Long. ad 

 60 Mm. 



Ostrea varia Liune ed. 12 p. 1146. — (Pecten) Laiu. VIIp. 147. — " 

 Sow. Thes. F. 2l4. 218. - Reeve sp. 102. — Chemnitz VII T. 66 

 F. 633. 634. - Forbes et Hanlev II p. 273 T. 50, F. 1. — Sow. 

 Hl. Ind. T. 9, F. 2. 8. — Jeffreys Br. Conch II p. 53 T. 22, F. 2. - 

 Weiukauff Mittelm. p. 248. — Hidalgo T. 35 A, F. 3. 4, T. 36, 

 F. 1—5. - M Ch. II T 23, F, 4-8, T. 24. - Locard Cat. 

 p. 508. 



Ostrea punctata, muricata, aculeata, subrufa, ochroleuca, mustelina, 

 fiammea, incarnata et versicolor Gmelin. 



Pecten monotis da Costa Br. Couch. p. 151 T. 10, F. 1. 2.4.5.7.9. 

 Hab. mare mediterraneum et oceanum atlanticum usque 

 ad Scandinaviam. 



25. Pecten vitreus Chemnitz. T. rotundata, paulo 

 altior quam latior, «sat convexa, alba, solidula, lineis concentricis 

 crebris versus marginem minute squamulosis striisque micros- 

 copicis radiantibus sculpta ; auriculae latiusculae. inaequales, 

 posteriores minores, anterior sinistra magna, rectangularis, 

 dextra anguste linguaeformis; lamelloso-striata, sinu byssali 

 magno, profundo. — Long. 18 Mm. 



Pallium vitreum Chemnitz Conch. Cab. VII p. 335 T. 67. F. 635. — 

 (Ostrea) Gmelin ed. 13 p. o3-28. — Jeffreys Br. Conch. V p. 169, 

 T. 48, F. 6. — (Pall ) Monterosato Nomencl. p. 6. — Locard Cat. 

 p. 515. - M Ch. II T 18, F. 10 — Jeffreys Pr. Z. S. 1879 

 p. 561. — Verrill Traus. Connect. V p. 580. 



Pecten Geraellari-filii Biondi Mem. IIp. 6F. 3. - Weinkauff Mittelm. 

 p. 265. 



Pecten Foresti Martin mss. — Gay Cat. Var p. 65. 



Hab. mare mediterraneum, atlanticum et boreale. 



2. Grenus Amussium (Rumph.) JefEreys. 



(Pleuronectia Swains.). 



T. inaequivalvis, suborbicularis , compressa , extus laevis 

 vel varie sculpta, intus liris acutis radiantibus munita. 



1. Amussium fenestratum Forbes. T. minima, 

 inaequivalvis, suborbiculata; valvula dorsalis concentrice striata 



