Morphology Summary - Discordipinna vibrissa
Morphology Data of Discordipinna vibrissa
Identification keys
Abnormalities
Main Ref. Allen, G.R. and M.V. Erdmann, 2024
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral  (shape guide) elongated
Cross section oval
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished from its congeners by the following set of characters: dorsal rays VI + I,8; anal rays; I,8-9 (usually 8), pectoral rays 15-16; pelvic frenum well developed; presence of cephalic sensory pores, including 3 preopercular pores; longitudinal pattern of cephalic sensory papillae on cheek, papillae rows include several elongate tentacles, also over-sized papillae present on mandibular-preopercle row; prominent postorbital tentacle on each side of dorsal head; presence of dermal flap on midline of chin tip; scattered skin flaps on body scales; longitudinal scales 26-27; absence of scales on head, ctenoid scales on body; colour in life mottled brown on head with several white tentacles mainly along mandibular preopercular papillae row; body whitish on dorsal half and dark brown with scattered white blotches/spots on lower half; dorsal and caudal fin mainly reddish brown with 1-2 dark brown spots near outer margin of anterior most rays of second dorsal fin and pair of prominent dark brown spots on outer portion of uppermost caudal-fin rays; anal and pelvic fins dark brown to nearly black, pair of white bars across pelvic fins and sometimes with short white band or large spot on outer margin of anterior portion of anal fin; and maximum size to about 20 mm SL (field observations) (Ref. 138626).

Ease of Identification

Meristic characteristics of Discordipinna vibrissa

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
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 8 - 8
Adipose fin absent

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 8 - 9

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   15 - 16
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
(e.g. 9948)
(e.g. oophagy)
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