Morphology Data of Scolecenchelys laticaudata
Identification keys
Main Ref. Hibino, Y. and S. Kimura, 2015
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral eel-like
Cross section circular
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales

This species of the Scolecenchelys gymnota species group is distinguished by the following set of characters: head 9.9-12 % TL; tail 54-58 % TL; body depth 2.0-4.0 % TL; snout 15-20 % HL; horizontal distance between dorsal-fin origin and a vertical through mid-anus 3.5-46 % HL; blunt snout; rictus of mouth anterior to or just below a vertical through posterior margin of eye; upper-jaw teeth arranged biserially and vomer only a single row or rarely biserial anteriorly; predorsal vertebrae 54-63, preanal 54-58, total 135-146; MVF 59-56-139 (Ref. 104540).

Description: Characterized by pale greyish color, sometimes with reddish fins; no pectoral fins; dorsal and anal fins confluent with caudal fin; soft and flexible tail tip; small and sharp teeth (Ref. 90102).

Ease of Identification

Meristic characteristics of Scolecenchelys laticaudata

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
preanal 54 - 58
total 135 - 146


Dorsal fin(s)

Fins number
Finlets No. Dorsal   
Spines total
Soft-rays total
Adipose fin

Caudal fin


Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   0 - 0
Pelvics Attributes  
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17