1. Ultrastructure of the extracorporeal tube and “cement glands” in the sessile rotifer Limnias melicerta (Rotifera: Gnesiotrocha)

   • Hui Yang
   • Rick Hochberg

   Original paper 09 August 2017 Pages: 1 - 12

   

2. Immunocytochemically determined regulatory proteins, troponin, calponin and caldesmon, may occur together in the musculature of a Gordian worm (Ecdysozoa, Cycloneuralia, Nematomorpha)

   • Victor Benno Meyer-Rochow
   • Mar Royuela

   Original paper 19 August 2017 Pages: 13 - 17

   

3. Functional morphology of the venom apparatus of Prorhynchus stagnalis (Platyhelminthes, Lecithoepitheliata)

   • Seth Tyler
   • Ani Varjabedian
   • Efrat Hamami

   Original paper 25 October 2017 Pages: 19 - 29

   

4. Renewal mechanisms of buccal armature in Flabellina verrucosa (Nudibranchia: Aeolidida: Flabellinidae)

   • Anna Mikhlina
   • Alexander Tzetlin
   • Elena Vortsepneva

   Original paper 31 July 2017 Pages: 31 - 50

   

5. Intra-specific morphological variation of the spermatheca in the simultaneously hermaphroditic land snail Helix aperta

   • Meriem Abdelli
   • Saida Benbellil-Tafoughalt
   • Joris M. Koene

   Original paper 16 October 2017 Pages: 51 - 61

   

6. Age determination of Loligo vulgaris and Loligo forbesii using eye lens analysis

   • Blondine Agus
   • Marco Mereu
   • Danila Cuccu

   Original paper 25 October 2017 Pages: 63 - 70

   

7. An organ of equilibrium in deep-sea isopods revealed: the statocyst of Macrostylidae (Crustacea, Peracarida, Janiroidea)

   • Simon Bober
   • Torben Riehl
   • Angelika Brandt

   Original paper 21 September 2017 Pages: 71 - 82

   

8. Correction to: An organ of equilibrium in deep-sea isopods revealed: the statocyst of Macrostylidae (Crustacea, Peracarida, Janiroidea)

   • Simon Bober
   • Torben Riehl
   • Angelika Brandt

   Correction 04 November 2017 Pages: 83 - 84

9. Structure and functional morphology of the acid-secreting pygidial glands in the whipscorpion Mastigoproctus giganteus (Lucas, 1835) (Arachnida: Thelyphonida)

   • John Freeman
   • Rick Hochberg

   Original paper 21 September 2017 Pages: 85 - 103

   

10. Is there a relationship between the morphology of the forewing axillary sclerites and the way the wing folds in aphids (Aphidomorpha, Sternorrhyncha, Hemiptera)?

    • Barbara Franielczyk-Pietyra
    • Tytus Bernas
    • Piotr Wegierek

    Original paper Open access 30 November 2017 Pages: 105 - 117

    

11. Sexual dimorphism and allometry of secondary sexual character in Morimus asper (Coleoptera: Cerambycidae)

    • Sarah Rossi de Gasperis
    • Lara Redolfi De Zan
    • Giuseppe Maria Carpaneto

    Original paper 20 October 2017 Pages: 119 - 130

    

12. Elytra reduction may affect the evolution of beetle hind wings

    • Jakub Goczał
    • Robert Rossa
    • Adam Tofilski

    Original paper Open access 18 November 2017 Pages: 131 - 138

    

13. Morphology and porosity of the spines of the sea urchin Heterocentrotus mamillatus and their implications on the mechanical performance

    • Christoph Lauer
    • Tobias B. Grun
    • Klaus G. Nickel

    Original paper 04 November 2017 Pages: 139 - 154

    

14. A unique juxtaglomerular apparatus in the river ray, Potamotrygon humerosa, a freshwater stingray

    • E. R. Lacy
    • E. Reale

    Original paper 31 August 2017 Pages: 155 - 164

    

15. A comparison of feeding biomechanics between two parrotfish species from the Gulf of California

    • M. P. Melgarejo-Damián
    • A. F. González-Acosta
    • R. Moncayo-Estrada

    Original paper 26 October 2017 Pages: 165 - 176

    

16. Light and electron microscopic studies on the retina of the booted eagle (Aquila pennata)

    • Y. G. Montoyo
    • M. García
    • Yolanda Segovia

    Original paper 18 August 2017 Pages: 177 - 190

    

17. Revealing histological and morphological features of female reproductive system in tree shrew (Tupaia belangeri)

    • Shan Zhong
    • Shi-yao Zhang
    • Xuesong Yang

    Original paper 29 August 2017 Pages: 191 - 199

    

18. Postnatal evolution of the ciliary processes in the gerbil (Meriones unguiculatus): a structural, ultrastructural and morphometric study

    • Antonina Pisani
    • Domenico Puzzolo
    • Pasquale Aragona

    Original paper 20 September 2017 Pages: 201 - 211

    

19. A simple setup for episcopic microtomy and a digital image processing workflow to acquire high-quality volume data and 3D surface models of small vertebrates

    • Karolin Engelkes
    • Frank Friedrich
    • Alexander Haas

    Methods Paper 04 November 2017 Pages: 213 - 228

    

20. Correction to: Ultrastructural study of retinal development in the turtle Trachemys scripta elegans

    • Y. Segovia
    • M. García
    • R. Mengual

    Correction 08 February 2018 Pages: 229 - 229