Zoology Volume 117 / 3 ( 2014 ) 161 – 224

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Contents

Table of Contents also available via e-mail by free-of-charge ToC Alert Service.Register now: www.elsevier.com/locate/zool

Abstracted/Indexed inAgricultural Abstracts; BIOSIS database; Biological Abstracts; Chemical Abstracts Service (CAS); Current Contents - Agriculture, Biology& Environmental Sciences; Deep Sea Research & Oceanographic Abstracts; Ecological Abstracts; Elsevier BIOBASE/Current Awareness inBiological Sciences; MEDLINE; NISC - National Information Services Corporation; Referativnyi Zhurnal; Reference Update® of Institutefor Scientifi c Information (ISI); Research Alert; Science Citation Index; SciExpanded; SciSearch; VITIS; Zoological Records. Also covered in the abstract and citation database Scopus®. Full text available on ScienceDirect®.

Invited PerspectivesRecent identifi cation of an ERK signal gradient governing planarian regenerationKiyokazu Agata, Junichi Tasaki, Elizabeth Nakajima and Yoshihiko Umesono _____________________________ 161

Original InvestigationMotion camoufl age induced by zebra stripesMartin J. How and Johannes M. Zanker ___________________________________________________________ 163

How important are seabirds in the diet of black rats on islands with a superpredator?Sandra Hervías, Filipe R. Ceia, Tânia Pipa, Manuel Nogales, Rocío Ruiz de Ybáñez and Jaime A. Ramos ________ 171

Eye darkening as a reliable, easy and inexpensive indicator of stress in fi shRenato H.A. Freitas, Carolina A. Negrão, Ana Karina C. Felício and Gilson L. Volpato _______________________ 179

Function of calcium phosphate renal concrements in extant Nautilus: a paradigm for Cambrian-relict short-term mineral reserve equivalent to vertebrate bonePeter Ward, John Chamberlain, Rebecca Chamberlain, Greg Barord, Anthony Ilano and Eric Catlin ____________ 185

Spermatangium formation and sperm discharge in the Japanese pygmy squid Idiosepius paradoxusNoriyosi Sato, Takashi Kasugai and Hiroyuki Munehara ______________________________________________ 192

Morphology and ultrastructure of the germarium in panoistic ovarioles of a basal “apterygotous” insect, Thermobia domesticaWaclaw Tworzydlo, Elzbieta Kisiel, Wladyslawa Jankowska and Szczepan M. Bilinski _______________________ 200

Ultrastructural analysis of the ovary and oogenesis in Spinicaudata and Laevicaudata (Branchiopoda) and its phylogenetic implicationsMariusz K. Jaglarz, Janusz Kubrakiewicz, Izabela Jedrzejowska, Bartłomiej Gołdyn and Szczepan M. Bilinski ____ 207

Swimming behavior of the spoon worm Urechis unicinctus (Annelida, Echiura)Hirokazu Abe, Waka Sato-Okoshi, Masaatsu Tanaka, Kenji Okoshi, Wataru Teramoto, Tomohiko Kondoh, Goh Nishitani and Yoshinari Endo ___________________________________________________________________________ 216

ISSN 0944-2006 Volume 117 , issue 3 ,

June 2014

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Volume 117 , issue 3 , June 2014 , ISSN 0944-2006 www.elsevier.com/locate/zool