Stolephorus lotus , a New Anchovy (Teleostei: Clupeiformes: Engraulidae) from the Northern Territory, Australia

被引:4
|
作者
Hata, Harutaka [1 ]
Motomura, Hiroyuki [2 ]
机构
[1] Smithsonian Inst, Natl Museum Nat Hist, 10th & Constitut Ave NW, Washington, DC 20560 USA
[2] Kagoshima Univ Museum, 1-21-30 Konmoto, Kagoshima 8900065, Japan
基金
日本学术振兴会;
关键词
Actinopterygii; Stolephorus acinaces; Stolephorus andhraensis; Taxonomy;
D O I
10.6620/ZS.2022.61-87
中图分类号
Q95 [动物学];
学科分类号
071002 ;
摘要
A new anchovy Stolephorus lotus sp. nov., is described based on 30 specimens collected from Van Diemen Gulf, Northern Territory, Australia. The species closely resembles Stolephorus acinaces Hata, Lavou & eacute; and Motomura, 2020 and Stolephorus andhraensis Babu Rao, 1966, in having a long maxilla (posterior tip just reaching or extending slightly beyond the posterior margin of the opercle), indented posterior preopercular margin, anal fin with 16-18 branched fin rays, and 21-23 lower gill rakers, and lacking a predorsal scute and pelvic scute spine. However, the new species differs from the other two species in having higher counts of longitudinal series of scale rows and predorsal scales (37-39 and 20 or 21, respectively vs. 35-38 and 17-19 in the other two) and a more anteriorly located anal -fin origin (below bases of sixth to eighth dorsal -fin rays vs. eighth to tenth dorsal -fin rays).
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页数:11
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