Gulf of Mexico Science Volume 16 Article 16 Number 1 Number 1 1998 Abstracts of Contributed Papers Presented at the 1998 North American Echinoderms Meeting August 16-19, 1998, Wallops Island Marine Science Center, Wallops Island, Virginia DOI: 10.18785/goms.1601.16 Follow this and additional works at: https://aquila.usm.edu/goms Recommended Citation 1998. Abstracts of Contributed Papers Presented at the 1998 North American Echinoderms Meeting August 16-19, 1998, Wallops Island Marine Science Center, Wallops Island, Virginia. Gulf of Mexico Science 16 (1). Retrieved from https://aquila.usm.edu/goms/vol16/iss1/16 This Article is brought to you for free and open access by The Aquila Digital Community. It has been accepted for inclusion in Gulf of Mexico Science by an authorized editor of The Aquila Digital Community. For more information, please contact [email protected]. et al.: Abstracts of Contributed Papers Presented at the 1998 North Ameri 1998 North American Echinoderms Meeting August 16-19, Wallops Island Marine Science Center ABSTRACTS OF CONTRIBUTED PAPERS PRESENTED AT THE 1998 NORTH AMERICAN ECHINODERMS MEETING AUGUST 16-19, 1998 WALLOPS ISLAND MARINE SCIENCE CENTER WALLOPS ISLAND, VIRGINIA In order of presentation LISTING OF CONTENTS, AUTHORS, AND ABSTRACT TITLES PAGE NUMBER AUTHORS TITLE 111 FOREWORD 112 John M. Lawrence A HISTORY OF MEETINGS ON ECHINODERMATA IN NORTH AMERICA 115 Christopher M. Pomory REGENERATION OF ARMS IN LUIDIA CLATHRATA Michael T. Lares (ECHINODERMATA: ASTEROIDEA) IN THE FIELD, TAMPA BAY, FLORIDA 115 S. Anne Boettger VARIATIONS IN THE DISTRIBUTION AND Stephen A. Watts ABUNDANCE OF LYTECHINUS VARIEGATUS IN SAINT James B. McClintock ANDREW BAY, NORTHERN GULF OF MEXICO Larry E. Thompson John M. Lawrence 116 Christopher Mah IS THE LABIDIASTERIDAE (FORCIPULATACEAE: ASTEROIDEA) PARAPHYLETIC? 116 Susan I. Hottenrott STATUS OF THE GENERA IN THE OPHIUROID FAMILY OPHIOLEPIDIDAE: TIME TO TAilli OUT THE TRASH? 117 Richard L. Turner THE TAGMATIZED ECHINODERM 117 K. Emily Knott MOLECULAR PHYLOGENY OF THE FORCIPULATIDA (ASTEROIDEA) 117 I. Bosch EFFECTS OF UV LIGHT ON ECHINODERM D. K. I\arentz DEVELOPMENT DURING THE ANTARCTIC SPRINGTIME DEPLETION OF OZONE 118 James McClintock THE CHEMICAL ECOLOGY OF ANTARCTIC Charles Amsler ECHINODERMS Bill Baker Simona De Marino Maria Iorizzi Franco Zollo Luigi Minale 118 Stephen P. Greer INHIBITION OF ALGAL SPORE SETTLEMENT CAUSED Charles D. Amsler BY AQUEOUS AND ORGANIC EXTRACTS OF SEASTAR James B. McClintock BODY WALLS 118 John C. Ferguson HOW DO ECHINODERMS MAINTAIN FLUID BALANCE? 119 Richard L. Turner LIMITS TO SALINITY TOLERANCE OF THE BRACKISH­ Janelle A. Wood WATER BRITTLESTAR OPHIOPHRAGMUS FILOGRANEUS 119 Ana Beardsley Christensen THE EFFECTS OF DECLINING P02 AND HYPERCAPNIA ON THE OXYGEN CONSUMPTION RATE OF HEMIPHOLIS ELONGATA (ECHINODERMATA: OPHIUROIDEA) Published by The Aquila Digital Community, 1998 1 Gulf of Mexico Science, Vol. 16 [1998], No. 1, Art. 16 llO GULF OF MEXICO SCIENCE, 1998, VOL. 16(1) LISTING OF CONTENTS, AUTHORS, AND ABSTRACT TITLES PAGE NUMBER AUTHORS TITLE 120 Sophie K. Hill MICROHABITATS OF CO-OCCURRING LYTECHINUS John M. Lawrence VAIUEGATUS AND ARBACIA PUNCTULATA (ECHINODERMATA: ECHINOIDEA) ON THE FLORIDA GULF SHELF 120 Frederick H. C. Hotchkiss ORIGIN OF ABNORMAL NUMBERS OF RAYS IN John M. Lawrence STARFISH (ECHINODERMATA) 120 John M. Lawrence THE SEA URCHIN TRIPNEUSTES DEPRESSUS, THE SEA Jorge Sonnenholzner CUCUMBER SELENKOTHURIA THEEL[, AND THE STARFISH PHATARIA UNIFASIAUS (ECHINODERMATA) AT PUNTA LOS FRAILES AND PUNTA CARNERO (ECUADOR) 121 John M. Lawrence ECCENTRICITY OF THE APICAL SYSTEM AND Christopher M. Pomory PERISTOME OF SAND DOLLARS (ECHINODERMATA: Boris Wawrik ECHINOIDEA) 121 Emma S. Creaser VARIATION IN TUBEFOOT STRUCTURE ALONG THE LENGTH OF A BURROWING BRITTLESTAR ACROCNIDA BRACHIATA 121 Robert B. Hill WHAT IS "LOCAL DEGENERATION" IN HOLOTHURIAN BODY WALL? 122 Jonathan Dale CHEMOSENSORY SEARCH BEHAVIOR IN THE STARFISH ASTERIAS FORBES! 122 Charles W. Walker MANIPULATION OF FOOD AND PHOTOPERIOD Michael P. Lesser PROMOTES OUT-OF-SEASON GAMETOGENESIS IN Nature A. McGinn THE GREEN SEA URCHIN, STRONGYLOCENTROTUS Laura Harrington DROEBACHIENSIS: IMPLICATIONS FOR LAND-BASED AQUACULTURE 123 T. S. Klinger EFFECT OF TEMPERATURE, WATER FLOW, AND FEED E. W. Mitcheltree FORMULATION ON FEEDING, RESPIRATION, AND J. M. Lawrence PRODUCTION OF STRONGYLOCENTROTUS A. L. Lawrence DROEBACHIENSIS (ECHINODERMATA: ECHINOIDEA) 124 Stephen A. Watts GONAD PRODUCTION IN THE SEA URCHIN S. Anne Boettger LYTECHINUS VARIEGATUS (LAMARCK) FED PREPARED James B. McClintock DIETS John M. Lawrence 124 Kristina M. Wasson ESTRADIOL, TESTOSTERONE, AND PROGESTERONE Stephen A. Watts AFFECT OVARIAN DEVELOPMENT IN THE ECHINOID LYTECHINUS VAIUEGATUS 124 Emma S. Creaser AN INVESTIGATION INTO THE RELATIONSHIP Lisa L. Robbins BETWEEN MAGNESIUM, ECHINODERM SKELETAL John M. Lawrence PROTEINS, AND CALCIUM CARBONATE 125 Susan C. McBride INGESTION, ABSORPTION, AND GONAD John M. Lawrence PRODUCTION OF ADULT STRONGYLOCENTROTUS Addison L. Lawrence FRANCISCANUS FED DIFFERENT RATIONS OF A PREPARED DIET https://aquila.usm.edu/goms/vol16/iss1/16 2 DOI: 10.18785/goms.1601.16 et al.: Abstracts of Contributed Papers Presented at the 1998 North Ameri Gulf of Alexico Science, 1998(1), p. 111 FOREWORD PROCEEDINGS OF THE NORTH AMERICAN ECHINODERMS MEETING 16-19 AUGUST 1998, WALLOPS ISLAND, VIRGINIA ollowing the tradition started at the Dau­ the breadth of activities of researchers investi­ F phin Island Sea Lab (1989), and contin­ gating the Echinodermata. Following are ab­ ued at the Harbor Branch Oceanographic In­ stracts resulting from oral or poster presenta­ stitution (1992), the third North American tions contributed to the 1998 North American Echinoderms Meeting was sponsored by the Echinoderms Meeting, and a special, invited Marine Science Consortium and held at the retrospective on meetings on Echinodermata Wallops Island Marine Science Center in Auc in North Ameriea. gust of 1998. In keeping with the practices of prior meetings, this meeting provided a forum ORGANIZING COMMITTEE: for colleagues from throughout North Ameri­ THOMAS ScoTT KLINGER, The Marine Science Con­ ca to share current work, and fostered com­ soTtium and BloomsbuTg Univenity; munication between researchers whose work is CYNTHIA VENN, The Marine Science ConsDTtium based upon some aspect of the biology of Echi­ and BloomsbuTg Univenity; nodermata. Presentations covered a range of JAMES B. McCLINTOCK, The Univmity of Alabama topics, from evolutionary relationships to eco­ at BiTmingham; and logical processes and from physiological mech­ TRACY WHITFORD, The Marine Science ConsDTtium anisms to aquacultural applications, illustrating and East StmudsbuTg UniveTsity. © 1998 by the Marine Environmental Sciences Consortium of Alabama Published by The Aquila Digital Community, 1998 3 Gulf of Mexico Science, Vol. 16 [1998], No. 1, Art. 16 Grtlf of Mexico Science, 1998(1), pp. 112-114 A History of Meetings on Echinodermata in North America ]. M. LAWRENCE ne of the major taxa of the world ocean Smithsonian Conference. He recognized that O that has been slow to develop a large, the number of echinoderm students had devoted following is the Echinodermata. De­ reached the critical mass for a truly interna­ spite the importance of echinoderms in em­ tional meeting that could be perpetuated. I re­ bryology and development, molecular biology, member the call for papers and the follow-up marine ecology, paleontology, and phylogeny, by David who lamented he was finding that traditionally their study has been incorporated hosting an international meeting was more into these fields rather than into a unified sub­ than simply reserving a room and getting a cof­ ject. This has had the advantage to students of fee pot. That the latter was insufficient was em­ echinoderms of making them more outward phasized in the morning session chaired by Ail­ looking than those whose subjects are widely sa Clark who announced a recess "for tea ... , studied such as molluscs and crustaceans. The or whatever you call it here." That more was disadvantage is the converse of course. Echi­ done than just obtaining a room and a coffee noderm students are often unaware of perti­ pot was obvious in the evening reception in the nent studies outside their horizontal discipline. echinoderm section of the Museum when An indication of coming of maturity of a field Maureen opened up some jars of sea cucum­ is indicated by the origin of meetings specific bers as treats to accompany the libations pro­ for that field. It is appropriate that the students vided. I also remember Porter Kier showing a in a field be aware of their history. David Nich­ film of spawning Diadema antillarum. The ols (1994) provided an interesting account of spawning was prolonged and we watched be­ the International Echinoderm Conferences at mused for some time until Porter turned to us the Atami Conference. and exclaimed, "Isn't that exhaustinrf." At the The first meeting devoted to echinoderms in meeting, the participants decided the interna­ North America was part of the International tional conference would be held every 3 yr and Congress of Zoology in Washington, DC in the venue would be rotated between the Amer­ 1963. Organized by Richard Boolootian, this icas, Europe-Mrica, and the East. The partici­ meeting brought together eminent echino­ pants also recommended that regional meet­ derm biologists who covered the field except ings be held in the years between the interna­ for paleontology.