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Toothed No Line Scorpionfish

Phenacoscorpius adenensis Norman 1939

Diagnostic Description

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This species is distinguished by the following set of characters: pectoral-fin rays 16-18 (mode 17) with middle rays branched in young and adults; pored lateral-line scales 2-8 (mode 3) with last pored scale situated from below second to fifth dorsal-fin spine base; longitudinal scale series about 50 rows; gill rakers 17-21 (mode 19); presence of palatine teeth; distinct nuchal and parietal spines; suborbital spines 3-5 (mode 5); the nape and anterior part of body moderately arched throughout life; relatively short post-nuchal-spine length, 3.2-9.5% (mean 5.7%) of SL; relatively long caudal-fin length, 23.4-30.7% (mean 26.7%) of SL; black spots on posterior half of caudal peduncle 5-37 (mode 8); body of preserved specimens with 4 distinct saddles (Ref. 92845).
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Recorder
Cristina V. Garilao
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Morphology

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Dorsal spines (total): 12; Dorsal soft rays (total): 8 - 9; Analspines: 3; Analsoft rays: 5
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Recorder
Cristina V. Garilao
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Biology

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Rare species.
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cc-by-nc
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FishBase
Recorder
Cristina V. Garilao
original
visit source
partner site
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Habitat

provided by World Register of Marine Species
Known from seamounts and knolls

Reference

Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication.

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