— 684 — 



Seite 



Ammonites Eseri 565 



— fimbriates 530 



— Graved 442 



— Grenouillouxi 575 



— Grunowi 550 



— heterophyllus 527 



— Hildensis 546 



— Holandrei 584 



— Jamesoni 537 



— iufracapricornus . . . 535 



— involutus 443 



— kammerkarensis .... 534 



— Levisoni 549 



— lineatus .... 530, 532 



— lythensis ...... 565 



— macrocephalus = . . . 429 



— margantatus 542 



— Miilleri 567 



— mutabilis Damon . . . 441 



— Nilssoni 527 



— obliquecostatus .... 557 



— Parkinsoni . . . . . 197 



— Parkinsoni planulatus . . 220 



— pettos 575 



— planula ...... 443 



— pseudocordatas . . . . 44 1 



— quadrates 550 



— radians 550 



— radians compressus . . . 565 



— Raquinianus . . . 575, 582 



— retrorsicosta 557 



— Ruthenensis 561 



— Saemanni .... 549, 552 



— spi nates 539 



— Strangewaysi 554 



— subcarinatus . . . . . 534 



— subplanatus . . . . . 574 



— Walcotti 546 



Amphibolpikrit, Analyse 



513, 514 



Analysen von Akerit . . . 460 



— — Basalt 506 



— — basaltoiden Trachy- 

 doleriten 495 



Essexit . . 465, 466, 468 



— — Essexitdiabas 



473, 474, 476, 477 



— — Feldspatbalalten . . 511 



— — Granit 4u7 



Maderit . . . 476, 477 



Pikrit 513 



Silikaten 349 



— — Sodalithsyenit . . . 457 



— — Trachyandesit . . . 487 



Seite 



Analysen von trachydoleriti- 



schen Essexitporphvriten . 500 

 Trachyt 481 



— — trachytischen Gesteinen 483 



— — trachytoiden Trachy- 

 doleriten 494 



Angulates-Sch.ich.teB . . . 519 



Anhydrit 8 



— , petrograpk. Beschaffenheit 139 



— , Schonebeck 370 



— , Segeberg 121 



— , Thuringen 364 



— , Umwandlungen ... 60 



— , Werra 359 



Annularia sphenophylloides 282. 284 



Anolcites julium 425 



Anomia tenuistriata . . 375, 380 



Antiklinale, Celebes . . . 331 



Apiranthos-Schiefer, Naxos . 6 



Aplerbeck-Sohlder Tal . . 202 



Aptien, Mexiko 24 



Aptychen, Kanariscke Inseln 151 



Aptychensckiefer, Alpen . . 158 



Aptychus angulicostatus . . 155 



— atlanticus 155 



— euglyptus .... 155, 157 



— Gumbeli 157 



— lamellosus 156 



Aquilonien 446 



Archaolithe 386 



Arctomys marmotta im LoB 



547, 548, 552 



Argonauta serpentinus . . . 554 



Arieticeras pectinatum . . . 560 



— retrorsicosta 558 



— ruthenense 561 



Arietites 518, 534 



— {Arnioceras) amblyptychus 520 



— obtusus 520 



— oncocephalus 520 



— ptychogenus 520 



Arkose, Baden 496 



Arnioceras amblyptychus . . 520 



Arniotites Schmerbitzi . . . 234 



— Stautei 234 



Arnostufe, Italien .... 386 



Arpadites 419 



Artbegrenzung bei Ammoniten 410 



Artbildung bei Ammoniten 437 



Artefakte Auvergne . . . 407 



— , Deutschland 541 



— , Eifel 342 



— , Holstein 619 



Artiodactyla, . Pliocan . . . 351 



