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Title: 90年ぶりに原記載地から採集されたコノハクラゲ(ヒドロ虫綱,軟クラゲ目)
Other Titles: Medusae of Eutima japonica (Hydrozoa, Leptomedusae) collected from the type locality after 90 years
Authors: 久保田, 信  KAKEN_name
池田, 周平  KAKEN_name
山本, 岳  KAKEN_name
奥泉, 和也  KAKEN_name
三宅, 裕志  KAKEN_name
Author's alias: Kubota, Shin
Ikeda, Shuhei
Yamamoto, Gaku
Okuizumi, Kazuya
Miyake, Hiroshi
Keywords: biogeography
bivalve-inhabiting hydrozoan
Eutima japonica
type locality
Issue Date: 20-Dec-2015
Publisher: 日本生物地理学会
Journal title: 日本生物地理学会会報
Volume: 70
Start page: 271
End page: 274
Abstract: In 2015 both in Yamagata and Kanagawa Prefectures, Japan, mature medusae of Eutima japonica Uchida, 1925 were collected from the type locality after 90 years. One male from Yamagata and 8 mature medusae from Kanagawa were the northern form of the present species without cirri, not according with the original description.
90年ぶりに山形・神奈川県の模式産地から,8本の触手と8個の平衡胞を有するコノハクラゲが,2015年に採集された.成熟個体を含む9個体の形態上の諸特徴から北日本型であり,糸状体は見られなかった.南日本型の原記載2個体よりも大型で(傘径 8 - 18 mm ),傘縁瘤数も多く(少なくとも45),口唇がよく発達し,口柄支持柄は長く傘口から突出する.
Rights: 発行元の許可を得て登録しています.
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