Proceedings of the 16Th International Echinoderm Conference TATSUO OJI, TOSHIHIKO FUJITA, TATSUO MOTOKAWA, MIÉKO KOMATSU, YUKIO AGATSUMA & KEN'ichi KANAZAWA (Eds)

http://dx.doi.org/10.11646/zoosymposia.15.1.2

Proceedings of the 16th International Echinoderm Conference TATSUO OJI, TOSHIHIKO FUJITA, TATSUO MOTOKAWA, MIÉKO KOMATSU, YUKIO AGATSUMA & KEN'ICHI KANAZAWA (Eds)

Table of contents

5 New reports of echinoderms on the Caribbean continental slope of central America SERGIO CAMBRONERO-SOLANO, ROSARIO BENAVIDES MORERA, FRANCISCO A. SOLÍS- MARÍN & JUAN JOSE ALVARADO

13 Ophiuroid locomotion from fundamental structures to integrated systems ELIZABETH G. CLARK

23 Estimating survival in echinoid populations THOMAS A. EBERT, JOSÉ CARLOS HERNÁNDEZ & SABRINA CLEMENTE

33 A field guide to coastal echinoderms of the Kerguelen Islands JEAN-PIERRE FERAL, ELIE POULIN, CHANTAL DE RIDDER & THOMAS SAUCEDE

44 Reinterpretation of the enigmatic Ordovician genus Bolboporites (Echinodermata) EMERIC GILLET, BERTRAND LEFEBVRE, VERONIQUE GARDIEN, EMILIE STEIMETZ, CHRISTOPHE DURLET & FREDERIC MARIN

71 Arrangement and size variation of intra-gonadal offspring in an asynchronous viviparous asterinid sea star MOHAMMAD SADEQUR RAHMAN KHAN, CAMILLA MARIE WHITTINGTON, MICHAEL BADEN THOMPSON & MARIA BYRNE

83 A project for analyzing the ecology and phylogeny of western Pacific echinoids KEN'ICHI KANAZAWA, MASAYA SAITOH, NORIO WAKAYAMA, MASAMI OBUCHI, SHU NAKACHI & ANDREAS KROH

88 Crinoids lived around the Cretaceous seeps: the second example from cold-seep eeposit in the Yezo Group in Hokkaido, Japan MOE KATO

98 First evidence of autofluorescence of a cell mass in developing temnopleurid sea urchins CHISATO KITAZAWA & AKIRA YAMANAMA

106 New wheel microfossils of Ophiocistioidea and Holothuroidea (Echinodermata) from Japan AKITO OGAWA, YUI TAKAHASHI & TOSHIHIKO FUJITA

115 First report of the mitrate Lagynocystis (Echinodermata: Stylophora) in the Ordovician of the Baltic paleobasin SERGEY V. ROZHNOV, GEORGY V. MIRANTSEV & SERGEY S. TERENTEV

123 The echinoid fauna from middle and southern Japan: a preliminary report MASAYA SAITOH, ANDREAS KROH, SHU NAKACHI, MASAMI OBUCHI, YUKI KIYONO & KEN'ICHI KANAZAWA

TABLE OF CONTENTS Zoosymposia 15 © 2019 Magnolia Press · 3 129 Two partial mitochondrial gene sequences (COI and 12S-rRNA) suggested that Ceramaster japonicus (Sladen, 1889) and Ceramaster patagonicus (Sladen, 1889) (Asteroidea: Goniasteridae) from the Japanese waters are probably of the same species DAVIN H. E. SETIAMARGA, RENA SHIBA, YUKI KAMITO, NAZIFA NAZIHA BT. RAZALI, MASAKI YAMAMOTO, MIKIHITO ARAI, TOSHIHIKO FUJITA & CHRISTOPHER L. MAH

141 First record of symbiosis of the brittle star Ophiocnemis marmorata (Echinodermata: Ophiuroidea: Ophiotrichidae) on jellyfish of the genus Rhopilema (Cnidaria: Scyphozoa) in Vietnamese waters BORIS I. SIRENKO, IGOR S. SMIRNOV, SOFIA D. STEPANJANTS, OLEG P. POLTARUHA, OLEG V. SAVINKIN

146 Comparison of 2D SEM imaging with 3D micro-tomographic imaging for phylogenetic inference in brittle stars (Echinodermata: Ophiuroidea) SABINE STÖHR, ELIZABETH G. CLARK, SIMON A.F. DARROCH & BEN THUY

159 A geometric morphometric analysis of Arachnoides placenta (Echinoidea: Clypeasteroida): an examination of ontogenetic development and morphological variation ROBERT E. SWISHER & JIH-PAI LIN

172 Combined visualization of echinoderm hard and soft parts using contrast-enhanced micro-computed tomography ALEXANDER ZIEGLER

192 Effective DNA extraction methods for mitochondrial phylogenomics of the sea urchins NORIO WAKAYAMA, YUKI KIYONO, NATSUKI MATSUMOTO, MASAYA SAITOH & KEN'ICHI KANAZAWA

203 First observation of the "double-faced X-framed cup ossicle" extracted from a deep sea holothurian in Japan YUSUKE YAMANA, TAKESHI HAYASHIBARA, MASAKI YAMAMOTO & DAVIN H. E. SETIAMARGA

212 Experimental hybridization of sympatric temnopleurid sea urchins living in Yamaguchi, Japan AKIRA YAMANAKA, YUKI TAKUWA & CHISATO KITAZAWA