Revision of the genusgirella (girellidae) from east asia

Revision of the genusgirella (girellidae) from east asia
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来自东亚的girella属(girellidae)的修订

DOI:
10.1007/bf02684232
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发表时间:
2007
影响因子:
1.2
通讯作者:
T. Nakabo
T. Nakabo
中科院分区:
生物学4区
文献类型:
--
作者:
N. Yagishita;T. Nakabo

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本文报道了东亚沃茨三种吉瑞拉(Girella)的分类学研究。punctataGray,1835,G. leonina(Richardson,1846)和G. mezinaJordan & Starks,1907年,是审查和种内(个体和个体发育)变异详细描述。Girella mezinais的特征是非常宽的嘴和厚的上唇,臀鳍的软射线部分高而圆,头部的背侧轮廓在成年人的眼睛前面突然倾斜,在生活中身体上有一条横向的黄色带,沿着外颚边缘沿着3-4排牙齿,斑鳍吉鱼的特征是通常沿着外颚边缘有2排沿着的牙齿,通常在侧线和背鳍的中间棘状部分之间有7个横向的鳞片系列(TRac),通常有52-55个有孔侧线鳞片(LLp)。该物种在身体和尾鳍的形状,在鳃盖区域的鳞状化程度,以及在鳞片上的黑点的数量和位置上是可变的。Girella leoninais的特征是一个明显的黑色鳃盖,基本上是一排牙齿沿着外颚边缘,通常10-11 TRac和通常59-64 LLp。种内变异在口部位置、鳞片状况、死后体色以及头侧线管的气孔数量等方面表现明显。G. punctata,以前仅从一个图中得知,本文首次描述了该种。punctata与指定为前者的选型。
The taxonomy of three species ofGirellafrom East Asian waters,G. punctataGray, 1835,G. leonina(Richardson, 1846) andG. mezinaJordan & Starks, 1907, is reviewed and intraspecific (individual and ontogenic) variations detailed.Girella mezinais characterized by a very wide mouth and thick upper lip, the soft-rayed portion of the anal fin high and round, dorsal profile of the head abruptly slanting in front of the eyes in adults, a transverse yellow band on the body in life, and 3–4 rows of teeth along the outer jaw margins, the central cusp of each tooth being wider than the lateral cusps in adults.Girella punctatais characterized by usually 2 rows of teeth along the outer jaw margins, usually 7 transverse series of scales between the lateral line and median spinous portion of the dorsal fin (TRac), and usually 52–55 pored lateral line scales (LLp). The species is variable in body and caudal fin shape, extent of squamation on the opercular region, and number and position of dark spots on the scales. It also exhibits ontogenetic variation in the number of tooth-rows.Girella leoninais characterized by a conspicuously black opercular flap, essentially a single row of teeth along the outer jaw margins, usually 10–11 TRac and usually 59–64 LLp. Intraspecific variations were evident in the mouth position, scale condition and body color after death, and in the number of pores of cephalic lateral line canals. The holotype ofG. punctata, previously known only from a figure, is described for the first time.Girella melanichthysis synonymized underG. punctatawith a lectotype designated for the former.