1. Redescription of the bigeye chimaera, Hydrolagus macrophthalmus de Buen, 1959 (Chondrichthyes: Chimaeriformes), with a genetic characterization of the species

   • Matthew Jew
   • David A. Ebert
   • Kimberly L. Quaranta

   Original Paper 14 July 2018 Pages: 1605 - 1614

   

2. Correction to: Redescription of the bigeye chimaera, Hydrolagus macrophthalmus de Buen, 1959 (Chondrichthyes: Chimaeriformes), with a genetic characterization of the species

   • Matthew Jew
   • David A. Ebert
   • Kimberly L. Quaranta

   Correction 24 July 2019 Pages: 1615 - 1616

   

3. A new species of Paradoneis Hartman, 1965 (Annelida: Paraonidae) from Hawaii with notes on its reproductive strategy

   • Wagner F. Magalhães
   • Julie H. Bailey-Brock
   • Romulo Barroso

   Original Paper 03 December 2018 Pages: 1617 - 1625

   

4. Deep mitochondrial lineage divergence among populations of the southern stingray (Hypanus americanus (Hildebrand & Schroeder, 1928)) throughout the Southeastern United States and Caribbean

   • Vincent P. Richards
   • Melissa B. DeBiasse
   • Mahmood Shivji

   Original Paper 12 December 2018 Pages: 1627 - 1634

   

5. Convergent evolution of mouthparts morphology between Siphonostomatoida and a new genus of deep-sea Aegisthidae Giesbrecht, 1893 (Copepoda: Harpacticoida)

   • Nancy F. Mercado-Salas
   • Sahar Khodami
   • P. Martínez Arbizu

   Original Paper 23 January 2019 Pages: 1635 - 1655

   

6. On the larva and the zooid of the pterobranch Rhabdopleura recondita Beli, Cameron and Piraino, 2018 (Hemichordata, Graptolithina)

   • F. Strano
   • V. Micaroni
   • S. Piraino

   Original Paper 07 January 2019 Pages: 1657 - 1666

   

7. The ecological role of brachiopods in the Namuncurá MPA/Burdwood Bank, off southern South America

   • Sandra Gordillo
   • María Sol Bayer
   • Gisela A. Morán

   Original Paper 13 February 2019 Pages: 1667 - 1681

   

8. The hydroid of the medusa Lizzia blondina Forbes, 1848

   • Peter Schuchert

   Original Paper 06 February 2019 Pages: 1683 - 1693

   

9. The family Apseudidae Leach, 1814 (Crustacea: Tanaidacea) in the Gulf of Gabès (Mediterranean Sea): taxonomic and biogeographic remarks and description of Apseudopsis gabesi Esquete sp. nov.

   • Patricia Esquete
   • Abir Fersi
   • Jean-Claude Dauvin

   Original Paper 15 February 2019 Pages: 1695 - 1711

   

10. Population size structure, asexual reproduction, and somatic growth estimates of the non-indigenous brittle star Ophiothela mirabilis (Echinodermata: Ophiuroidea) on the southeastern coast of Brazil

    • Marcela Rosa Tavares
    • Paulo Alberto Silva Costa
    • Carlos Renato Rezende Ventura

    Original Paper 15 February 2019 Pages: 1713 - 1725

    

11. Last species standing: loss of Pocilloporidae corals associated with coastal urbanization in a tropical city state

    • Rosa Celia Poquita-Du
    • Zheng Bin Randolph Quek
    • Danwei Huang

    Original Paper 21 February 2019 Pages: 1727 - 1741

    

12. Colour pattern measurements successfully differentiate two cryptic Onchidiidae Rafinesque, 1815 species

    • Ian Z. W. Chan
    • Jia Jin Marc Chang
    • Peter A. Todd

    Original Paper 19 February 2019 Pages: 1743 - 1750

    

13. Species delimitation and multi-locus species tree solve an old taxonomic problem for European squat lobsters of the genus Munida Leach, 1820

    • Paula C. Rodríguez-Flores
    • Annie Machordom
    • Enrique Macpherson

    Original Paper 15 March 2019 Pages: 1751 - 1773

    

14. Morphological and molecular diagnostic species characters of Staurozoa (Cnidaria) collected on the coast of Helgoland (German Bight, North Sea)

    • Sabine Holst
    • Anneke Heins
    • Silke Laakmann

    Original Paper 29 April 2019 Pages: 1775 - 1797

    

15. Temporal and ontogenetic variation in the diet of three small pelagic fish in the Black Sea of Turkey

    • Hacer Saglam
    • Ilknur Yıldız

    Original Paper 15 March 2019 Pages: 1799 - 1812

    

16. Tropical Eastern Pacific Amphoriscidae Dendy, 1892 (Porifera: Calcarea: Calcaronea: Leucosolenida) from the Peruvian coast

    • Báslavi Cóndor-Luján
    • Fernanda Azevedo
    • Michelle Klautau

    Original Paper 19 March 2019 Pages: 1813 - 1830

    

17. Spatial scale influences diversity patterns of free-living nematode assemblages in coral degradation zones from the Caribbean Sea

    • José Andrés Pérez-García
    • Diana Marzo-Pérez
    • Maickel Armenteros

    Original Paper 09 April 2019 Pages: 1831 - 1842

    

18. Aethozooides uraniae, a new deep-sea genus and species of solitary bryozoan from the Mediterranean Sea, with a revision of the Aethozoidae

    • Thomas Schwaha
    • Joan M. Bernhard
    • M. Antonio Todaro

    Original Paper Open access 04 April 2019 Pages: 1843 - 1856

    

19. Pycnophyidae (Kinorhyncha: Allomalorhagida) from the Gulf of Mexico: Fujuriphyes viserioni sp. nov. and a redescription of Leiocanthus langi (Higgins, 1964), with notes on its intraspecific variation

    • Nuria Sánchez
    • Martin V. Sørensen
    • Stephen C. Landers

    Original Paper 11 April 2019 Pages: 1857 - 1875

    

20. Caligus adanensis sp. nov. (Copepoda: Caligidae Burmeister, 1835) parasitic on garfish, Belone belone (Linnaeus, 1760), from the eastern Mediterranean Sea, off the Turkish coast

    • Argun Akif Özak
    • Yetkin Sakarya
    • Geoffrey Allan Boxshall

    Original Paper 30 April 2019 Pages: 1877 - 1890

    

21. Description of a new species of Neoargestes Drzycimski, 1967 (Copepoda, Harpacticoida, Argestidae) from the Clarion Clipperton Fracture Zone (Pacific Ocean), with remarks on the systematics of the genus

    • Hendrik Gheerardyn
    • Kai Horst George

    Original Paper 04 May 2019 Pages: 1891 - 1912

    

22. Implications of the environmental heterogeneity on the distribution of the fish functional diversity of the Campeche Bank, Gulf of Mexico

    • R. Aguilar-Medrano
    • M. E. Vega-Cendejas

    Original Paper 02 May 2019 Pages: 1913 - 1929

    

23. Two new and one known deep-sea Comesomatidae Filipjev, 1918 species (Nematoda: Araeolaimida) from New Zealand’s continental margin

    • Sujing Fu
    • Daniel Leduc
    • Zeng Qi Zhao

    Original Paper 04 May 2019 Pages: 1931 - 1949

    

24. A revision of sea anemones of the genus Cribrinopsis Carlgren, 1921(Actiniaria: Actiniidae) from British Columbia with the description of a new species

    • Nadya P. Sanamyan
    • K. E. Sanamyan
    • E. S. Bocharova

    Original Paper 06 May 2019 Pages: 1951 - 1969

    

25. Mesoscale distribution and assemblage structure of fish larvae in the Kuroshio waters off eastern Taiwan

    • Hung-Yen Hsieh
    • Wen-Tseng Lo

    Original Paper 09 May 2019 Pages: 1971 - 1986

    

26. Coelosphaera (Coelosphaera) koltuni sp. nov. (Porifera: Demospongiae): a new species from South Orkney Islands, Antarctica

    • Laura Schejter
    • Javier Cristobo
    • Pilar Ríos

    Original Paper 06 June 2019 Pages: 1987 - 1996

    

27. Natural history clues to the evolution of bivalved gastropods (Mollusca: Gastropoda: Sacoglossa: Juliidae)

    • Nur Leena W. S. Wong
    • Julia D. Sigwart

    Original Paper Open access 23 May 2019 Pages: 1997 - 2007

    

28. On the coral-feeding habit of the sea star Peltaster placenta

    • M. Bo
    • S. Canese
    • G. Bavestrello

    Short Communication 17 December 2018 Pages: 2009 - 2012

    

29. Whale shark foraging on baitfish off Djibouti

    • G. Boldrocchi
    • R. Bettinetti

    Short Communication 17 January 2019 Pages: 2013 - 2016

    

30. A different manner to share a house: is a colonial species possible in Ceriantharia (Cnidaria; Anthozoa)?

    • Hellen Ceriello
    • Celine S. S. Lopes
    • Sérgio N. Stampar

    Short Communication 01 March 2019 Pages: 2017 - 2020

    

31. Cetacean sightings within the Great Pacific Garbage Patch

    • Susan E. Gibbs
    • Chandra P. Salgado Kent
    • Julia Reisser

    Short Communication Open access 09 April 2019 Pages: 2021 - 2027