WORMS. TESTACEA. 68. Mytilus. 293 



i Modiolus. Shell fmpoth blackifh, obtufe at the fmaller end and rounded 

 at the other ; one fide angular near the beaks, 

 Pennant/Brit- Zool.lv. tah. 66. fig. 77. 

 Donovans Brit- Shells. \. tab. 23. 

 DaCoJia Brit conch, t. 15./. 5. Bar but. t. n,/. 7. 

 Jdull. Zool Dan. 1. tah % 53./. 2—5, 

 Lifter, t. 359 /. 198. Adansfeneg. 1 . t. 15./. 1. 

 >^. r'«i. /«*. 22. C Rump/. Uuf. tab. 46, B, C, © f 

 (i/* G«a&. /*/, /«*• 91. H. #«<wr Vtrgny 4. fr 15.'/' 3- 

 V. #/*/« e/?/\ *• 9-/ 2 >* '• rI */- 6 7' 

 Om«. «*<& 8./. 85./ 757— 7 G o, 

 2. Lifter conch, t. ^6. f *94' 

 Klein pfir, 12 /A 7 8 > 19* 

 «i Lifter conch, tah. IO57. /. 5* . rt ... „ . , 



Inhabits European American and imafato &w, adhering to tuci and 



Zoophytes: 6-7 inches long and nearly 3 broad. 

 SWhlueifti under thefkin or with a mixture of white, fometimes 

 white or yellowifh with red rays, or half chefnut and white ; 

 beaks tumid oblong; the front firiate ; hind-part prominent : 

 hinge near the beaks: the i/A red or orange and eatable. 



?CyP*w. Shell ovate very brittle and tranfverfely wrinkled: the an- 

 terior endcompreffed, the other rounded: hinge lateral. 

 Pennant Brit. Zool. iv. tab. 67. fig. 78. 

 t)ono<uans Brit. Shells, ii, tah. 55. 

 %ifter con&: tab. i'5'6. An, Angl. app. t. if. 29. 

 Gualt tefl. tah. 7. F. Scbrat. Flufc tab, 3./, \. 

 y~ Argenville conch* i.tab. 24. fig. 5, 6, 7, M«*^ 



Gfewa. re«r£. 8, /«£. 85./. 762. ftb f^ 

 2. Radiate. Lifter conch, tab. 155./. 10. 

 %. Lifter conch, tab. 150.7.5? m 



Found frequently in Rivers and Ponds | 2—5 inches broad and 

 nearlv 3 long : Jfi*// deep, covered with a greemfh fkm, unae? 

 which it is tranfverfely wrinkled, ochraceous or varied with 

 bright brown and fometimes radiate : within white opake an4 

 ' often rough with imall pearls : beaks minute retroverted and 

 connivent. 



S Anatinus Shell oval, a little compreijed, very brittle and femitranf- 

 parent, witb a membranaceous margin : beaks decu- 

 ticated. , 



Pennant Brit s ZooL iv. tab. 68. fg. 79. - 

 Lifer, tab. 153. fg* 8. Klein ojir. t. 9. f. 26. 

 y Gualt. test. tab. J. E. Schrat. Flufc. tab. \.fig, $, 3. 



Argenv* conch. 1. tab. 2^. jig* I, 2. Zcow. i. %f $-*-%>%. 

 Peti-v. Ga_%Gph % tab^ y$.fg- 8, 9. 

 Chemn. conch. 8. tab. $6. fig. 763. 



2. Z,?j#r c/w$f$* /<z£. 154. fig. 9. 



3. Lifter conch, tab. 150,7%* 6? , 



Ifijiilits 



