ihering: les mollusques fossiles. 



597 



Modiolarca, 271, 497, 512, 526, 549. 



Modiolarca prisca, 103, 276. 



Modiolarca ptisilla, 520. 



Modiolarca trapezina, 271, 276, 520. 



Modiolaria, 271, 502, 505, 508. 



Modiolaria magellanica, 271. 



Modiolus, 271, 353, 500, 501. 



Modiolus Ameghinoi, 103, 108, 275. 



Modiolus andinus, 32. 



Modiolus guyanensis, 530. 



Modiolus platensis, 358, 359, 378. 



Modiolus rionegrensis, 30, 38. 



Modiolus Schythei, 333, 346. 



Moelleria, 549. 



Monoceros, 515. 



Monodonta, 126, 503, 526. 



Monodonta nigerrima, 126, 520, 526. 



Monophora Darwini, 356. 



Mulinia, 319, 505, 525. 



Mulinia edulis, 423, 424, 458, 490, 512. 



Murex, 92, 180, 536. 



Murex Hatcheri, 184-186. 



Murex inglorius, 447. 



Murex jorgensis, 185. 



Murex lamellosus, 182. 



Murex messorius, 531. 



Murex microphyllus, 535. 



Murex patagonicus, 182. 



Murex pomum, 533. 



Murex senegalensis, 534, 536. 



Murex turbinatus, 534, 536. 



Muricanthus, 180, 184-186. 



Mya, 549. 



Mya labiata, 352, 458. 



Mya erodona, 324, 459. 



Myochlamys, 106, 251, 258, 496, 499, 505. 



Myochlamys actinodes, 250, 354, 355, 376 



39-2-394,. 396, 397. 408. 

 Myochlamys athleta, 85. 

 Myochlamys Beethami, 85. 

 Myochlamys Burnetti, 85. 

 Myochlamys centralis, 102, 249, 251-253. 

 Myochlamys centralis Ameghinoi, 102, 



253. 

 Myochlamys chatamensis, 85. 

 Myochlamys Cranfordi, 85. 

 Myochlamys deseadensis, 392, 410. 

 Myochlamys eupatagonica, 102, 259. 

 Myochlamys Fischeri. 85. 

 Myochlamys fissocostalis, 103, 255, 256. 

 Myochlamys geminara, 103, 108, 250, 255 



256, 354, 357, 361, 377, 378, 394. 

 Myochlamys geminata radana, 103, 255. 

 Myochlamys gibba, 532. 

 Myochlamys Hutchinsoni, 85. 



Myochlamys jorgensis, 102, 108, 258, 259 

 Myochlamys juliana, 102, 253. 

 Myochlamys laeta, 259. 

 Myochlamys laziarina, 392, 409. 

 Myochlamys natans, 251. 

 Myochlamys nodosoplicatus, 103, 108, 



256. 

 Myochlamys paranensis, 255, 354-357, 



360, 376-378, 538, 539. 

 Myochlamys paranensis tehuelcha, 376, 



536. 

 Myochlamys patagonen.sis, 47, 75, 257, 



357, 361, 377, 489. 

 Myochlamys patagonensis negroina,75. 

 Myochlamys patagonensis portenia, 357, 



377. 

 Myochlamys patagonensis puntana, 75, 



102, 108, 257, 258, 377. 

 Myochlamys patagónica, 250. 

 Myochlamys polymorphoides, 85. 

 Myochlamys praenuncius, 102, 108, 251- 



253. 

 Myochlamys quemadensis, 102, 109, 255- 



257. 

 Myochlamys salamanca, 47, 55, 56. 

 Myochlamys tehuelcha, 376, 423. 

 Myochlamys tehuelchus, 377. 

 Myochlamys venosa, 85. 

 Myochlamys Williamsoni, 85. 

 Mytilaster, 269. 

 Mytilus, 269, 272-274, 283, 380, 411, 499, 



505, 530, 544, 545. 

 Mytilus achatinus, 380. 

 Mytilus aff . chorus, 103, 273, 392, 411. 

 Mytilus aff. trigonus, 354, 380. 

 Mytilus angustus, 27. 

 Mytilus chilensis, 270, 283. 

 Mytilus chorus, 74, 271, 273, 274, 283, 380, 



411, 499, 505, 517, 520, 525, 530, 544. 

 Mytilus chorus australis, 103. 

 Mytilus chorus Hauthali, 273. 

 Mytilus Dunkeri, 270. 

 Mytilus edulis, 270, 272, 273, 380, 497, 



508, 509, 520, 521, 526, 530, 540, 544, 545, 



547, 550, 554, 5-55, 559, 560. 

 Mytilus edulis patagonicus, 392, 411, 420 



425. 

 Mytilus edulis platensis, 427. 

 Mytilus Fischerianus, 270. 

 Mytilus latus, 272. 

 Mytilus lotensis, 272. 

 Mytilus magellanicus, 270, 272, 274. 

 Mytilus meridionalis, 271. 

 Mytilus obesus, 271. 

 Mytilus ovalis, 412. 



