A systematic review of the fishes of the family Leiognathidae

A systematic review of the fishes of the family Leiognathidae
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对Leiognathidae科鱼类的系统回顾

DOI:
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发表时间:
1975
期刊:
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影响因子:
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通讯作者:
P. James
P. James
中科院分区:
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文献类型:
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作者:
P. James

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滑颌科鱼类是一个界限分明的类群,广泛分布于印度-太平洋地区。 浅部地区,商业开发潜力大。它们是食物和鱼粉的重要来源。该修订版整理了早期文献,补充了基于 本文对印度近海的Leiognathus Lacepfede、Secutor Gistel和GazzaRuppell三属18种鱼类的新材料进行了研究,并对某些种类的模式进行了重新研究。早期作者主要用来区分种的特征是存在 或头部和胸部无鳞片、侧线鳞片数目及其后界、比例测量。由于鳞片非常小且脱落,因此很难获得准确的计数。比例测量显示物种之间存在大量重叠,因此需要谨慎使用。虽然分生计数在分类学上没有什么价值,但已经发现颜色模式在区分至少一组物种方面是有用的,如果不是物种的话。除了给出详细的描述和检索表,修订版还为每一个命名的属和种分配了一个位置,为所有属和种提供了诊断,并以个别情况可能需要的任何细节为同义词辩护。本文所描述的种包括作者在印度附近海域报道的两个新记录种和一个新种。
The fishes of the family Leiognathidae form a well-defined group and are widely distributed in the Indo-Pacific, Though small in size, a few species form dense schools in shallow regions, offering great potentialities for commercial exploitation. They are an important source of food and fish meal. The revision collates earlier literature, supplementing with original data based on examination of fresh material of 18 species of the three genera, Leiognathus Lacepfede, Secutor Gistel and Gazza Ruppell from the seas around India and re-examination of types of some species. The characters mainly used by earlier authors to separate the species are the presence or absence of scales on head and chest, number of lateral line scales and their posterior limit, and proportional measurements. Since scales are markedly small and deciduous, accurate counts are difficult to obtain. Proportional measurements show a great amount of overlap amongst species which, therefore, need to be used with discretion. While meristic counts are of little taxonomic value, colour pattern has been found useful in distinguishing at least groups of species, if not species. Beside giving detailed descriptions and keys, the revision assigns a place to every nominal genus and species, gives diagnoses for all genera and species arguing the case for synonymies with whatever detail the individual cases may demand. The species described here include two new records and one new species already reported by the author from the Seas around India.