Figure 55 Devonian brachiopods. A Schizophoria striatula, 

 x^4. B Athyris spiriferoides, x$4. C Chonetes coronatus. D 

 Rhipidomella oblata, x^4. E Atrypa spinosa, x&. F Rcns- 

 selaeria ovoidcs, x. l / 2 . G Stropheodonta demissa, xji. H Meris- 

 tella laezns, x^. / Atrypa reticularis, xH- J 1> 2 Hipparionyx 

 proximus, x l / 2 . K Sieberella coeymanensis, x$i. L Uncinuhis 

 tnutabilis, x^. M, N Leptaena rlwmboidalis, xj<2. 



