606 H. R. Göppert, über die Flora d. Silur., d. Devon, u. unteren Kohlen formation. 



Spiriferen - Sandstein 442. 

 Spirifer disjunctus 497. 

 Spongiarium aequistriatum, Ed- 



warsii, interlineatum inter- 



ruptum 432. 

 Stephanida 480. gracilis, dupli- 



cata 480. 

 Stereocalameae 464. 

 Sternberg 513. 



Stigmaria 536. Anabathra 542. 

 annularis 546. ficoides 435. 

 540 — 542. et variet. a vul- 

 garis 540, ßundulata, y re- 

 ticulata, S stellata, s sigilla- 

 rioides, £ inaequalis 541, r\ 

 minuta, & elliptica, t laevis, 



y. Anabathra, X dactylostigma 

 542. melocactoides 540. Soe- 

 colovii 542. Veltheimiana 

 520. 



Stigmatocanna 470. Volkman- 



niana 471. 

 Symonds 577. 



Syncardia 481. pusilla 481. 

 Syringodendron altcrnans 540. 



Thalloideae 436. 

 Thallophyta 437. 

 Tolypothrix coactilis 437. 

 Trichoides ambiguus 432. 

 Trichomanites 492. grypophyl- 

 lus 492. bifidus 492. 



Trigonocarpum 551. ellipsoi- 



deum 552. 

 Tubicaulis angulatus 476. 



Unger 431 u. v. a. 0. 



Vanuxem 565. 566. 

 Variolaria ficoides 541. 

 Verneuil 575. 

 Volkmann 512. 



Wenlock- Schichten 560. 



Zygopteris 476. tubicaulis 477. 



