M Y T I L U S. 



57 



Linn, names. Gm. Engl. names. Synonyms. Habitat. 



6 Unguis ; 335l7nail M.L. 7.539. No. 131. Mediter. 



7 lithophagus 3351 burrowing L. t. 427,/. 268. GU.90, 



/.D. C.8,*.82,/.729- 

 730. E.M.t.22l,f.6,7. 



East and West Indies. 



8 aristatus cross-beaked ^.p.267,J.19,/.2. Senegal. 



9 rugosus 3352 rugged C. 8,t. 82,/. 735. P.B.Z. 



*.66,/.l. D.t.Ul. M. 

 p.164. Britain, &c. 



10 coralliopha- 3359 coral-boring C. 8, t. 84, /. 752. E. M. 



gus f.219,/4. E. & W. Indies. 



11 praecisus truncated M.p.l65,tA,f.2. Britain. 



12 fuscus 3359 brown L.t.359,f.l97. East Indies. 



13 arborescens dendritical C. 11, t. 198, /. 2016-17. 



E.M.t.221,f.2. West Indies. 



14 plicatus 3358 plaited C.8,*.82,/.733. Nicobar Islands. 



15 vulgaris 3358 small C. 8, t. 82, f. 732. E.M. 



218,/.4. West Indies. 



16 niveus 3358 snow-white C.8,.82,/.734. Nicobar Islands. 



17 bilocularis 3352 two-celled C.8,*.82,/.736-7. Indian Ocean. 



18 exustus rose-colouredZ.?.366,/.206. C.8,f.S3, 



y.744. Tranquebar. 



19 striatulus 3358 striated S. J Ein/.3,p.449,.9,/.16. 



Northern Ocean. 



20 niger 3362 black A.p.211,t.l5,f.3. Africa. 



21 edulis 3353 eatable Z.*.362,/.200. C.8,i.84, 



22 pellucidus pellucid 



23 ungulatus 3354 ox-hoof 



D.t.128. M.p.\59. Britain, &c. 

 P.B.Z.t.6Q,f.3. D.t.81. 



M.p.lGO. Britain. 



C.8 5 *.85,/.756. West Indies. 



