Scorpaenopsis crenulata Motomura & Causse 2011

This species is distinguished by the following characters: 17 pectoral-fin rays; 37 scale rows in longitudinal series; 19 pored lateral-line scales; posterior margin of maxilla extending well beyond a vertical through posterior margin of orbit; an additional spine arising from a low median ridge of anterior lacrimal spine; posterior lacrimal spine divided into 2 spinous points; poorly developed interorbital ridges, covered with skin (not visible if skin is not removed); upper opercular spine divided into three spinous points; postocular, tympanic, nuchal, pterotic, posttemporal, and supracleithral spines serrated; extremely deep occipital pit, its depth greater than pupil diameter; space between ventral margin of orbit and suborbital ridge broad, its distance 4.1% SL ; extremely deep suborbital pit, its depth subequal to pupil diameter; a pair of pores behind a symphysial knob on lower jaw; nape and anterior body not highly arched; a narrow interorbital space, its width (7.2% SL ) less than orbit diameter; a large head, its length 50.5% SL ; short snout, length 13.7% SL ; large eye, orbit diameter 11.5% SL ; inner surface of pectoral fin with a poorly defined, large black blotch distally between third and seventh rays; a large black blotch on the upper one-third of pectoral-fin axil (Ref. 56405).

Dorsal spines (total): 12; Dorsal soft rays (total): 9; Analspines: 3; Analsoft rays: 5

Scorpaenopsis crenulata, the serrated deepwater scorpionfish, is a species of venomous marine ray-finned fish belonging to the family Scorpaenidae, the scorpionfishes. This species is found in the Southwestern Pacific around Wallis and Futuna Islands.

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Scorpaenopsis crenulata Scorpaenopsis generoko animalia da. Arrainen barruko Scorpaenidae familian sailkatzen da.

頭鋸擬鮋（学名：Scorpaenopsis crenulata）是輻鰭魚綱鮋形目鮋亞目鮋科的其中一種，為熱帶海水魚，分布於西南太平洋Wallis及Futuna群島，體長可達4.9公分。棲息在底中層水域，生活習性不明。