1. Rinistachya hilleri gen. et sp. nov. (Sphenophyllales), from the upper Devonian of South Africa

   • Cyrille Prestianni
   • Robert W. Gess

   Original Article 28 November 2018 Pages: 1 - 11

   

2. The origin and diversification of the Entorrhizales: deep evolutionary roots but recent speciation with a phylogenetic and phenotypic split between associates of the Cyperaceae and Juncaceae

   • Kai Riess
   • Max E. Schön
   • Sigisfredo Garnica

   Original Article Open access 03 December 2018 Pages: 13 - 30

   

3. Organization of the lophophore in the deep-sea brachiopod Pelagodiscus atlanticus and evolution of the lophophore in the Brachiozoa

   • Tatyana V. Kuzmina
   • Elena N. Temereva

   Original Article 18 December 2018 Pages: 31 - 39

   

4. Pseudovermis paradoxus 2.0—3D microanatomy and ultrastructure of a vermiform, meiofaunal nudibranch (Gastropoda, Heterobranchia)

   • Christina K. Flammensbeck
   • Gerhard Haszprunar
   • Katharina M. Jörger

   Original Article 04 January 2019 Pages: 41 - 62

   

5. Setting the records straight: the ventral receptacle and the spermathecae of Piophila casei (Diptera: Piophilidae)

   • Marion Kotrba

   Original Article 03 January 2019 Pages: 63 - 69

   

6. Exploring the evolution and terrestrialization of scorpions (Arachnida: Scorpiones) with rocks and clocks

   • Richard J. Howard
   • Gregory D. Edgecombe
   • Jesus Lozano-Fernandez

   Review Open access 06 February 2019 Pages: 71 - 86