形態學資料 Lutjanus monostigma
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Abnormalities
主要參考文獻 Anderson, W.D. Jr. and G.R. Allen, 2001
形態描述的性別
Bones in OsteoBase

性別內容

特殊器官 no special organs
不同的外表 males alike females
不同的顏色 males alike females
附註

稚魚與成魚的特徵描述

顯著的特徵 none
側面體型 fusiform / normal
橫切面 oval
頭部背面描繪 more or less straight
眼的類型 more or less normal
口/吻尖的類型 more or less normal
口的位置 terminal
Type of scales ctenoid scales
鑑別

This species is distinguished by the following characters: body moderately deep to somewhat slender; greatest depth 2.6-3.0 in SL; preopercular notch and knob poorly developed; vomerine tooth patch crescentic, without a medial posterior extension; tongue smooth, no teeth; gill rakers of first gill arch 7 + 11-12 = 18-19 (including rudiments); caudal fin truncate to slightly emarginate; scale rows on back rising obliquely above lateral line. Colour generally whitish to pinkish with dusky scale margins; grey or brown on upper back and dorsal portion of head, a black spot, sometimes faint or absent, on back below anterior soft dorsal-fin rays (in juveniles, the spot is round and gradually shrinking and becoming horizontally elongate with increased growth); fins yellowish (Ref. 9821, 90102).

Description: dorsal profile of head gently to moderately sloped; preorbital width about equal to eye diameter (Ref. 9821).

鑑定難易度

分節特性 Lutjanus monostigma

側線 1 打斷: No
側線上的鱗片 47 - 50
側線上鱗片數 47 - 50
側生系列的鱗片
側線上的鱗片列 5 - 7
側線下的鱗片列
尾梗周圍的鱗片
觸鬚 0
鰓裂 (僅限於鯊魚/ 魟魚)
鰓耙
在下肢上 11 - 12
上枝鰓耙 7 - 7
總數 18 - 19
脊椎骨
肛門前
總數

背鰭 (s)

屬性 no striking attributes
鰭數 1notched No
離鰭號碼 Dorsal   0 - 0
Ventral  0 - 0
棘總數 10 - 10
軟條總數 13 - 14
脂鰭 absent

尾鰭

屬性 more or less truncate; more or less normal

臀鰭 (s)

鰭數 1
棘總數 3 - 3
軟條總數 8 - 9

偶鰭

胸鰭 屬性  more or less normal
脊椎     0
軟條   15 - 17
骨盤的 屬性  more or less normal
位置    thoracic  behind origin of D1
脊椎     1
軟條   5 - 5
主要參考文獻 (例如 9948)
字彙 ( 例如 cephalopods )
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