Morphology Data of Corythoichthys amplexus
Identification keys
Abnormalities
Main Ref. Randall, J.E., G.R. Allen and R.C. Steene, 1990
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs other
Different appearance always different morphology between mature adults
Different colors
Remarks Males with brood pouch; females with ovipositor (Ref. 205).

Descriptive characteristics of juvenile and adult

Striking features striking shape of body
Body shape lateral eel-like
Cross section angular
Dorsal head profile more or less straight
Type of eyes more or less normal
Type of mouth/snout tube-like
Position of mouth terminal
Type of scales
Diagnosis

Description: Characterized by broad reddish-brown bands interspread with narrower pale bands; 10 caudal rays; rings 14 - 16 + 35 - 39; discontinuous superior trunk and tail ridges; straight lateral trunk ridge, ends near anal ring; continuous inferior trunk and tail ridges; length of snout 2.1-2.8 in head length; depth of snout 3.7-5.4 in snout length; head length 8.4-12.0 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Corythoichthys amplexus

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 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 22 - 30
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number
Spines total
Soft-rays total 4 - 4

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   12 - 15
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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