Morphology Data of Xenaploactis asperrima
Identification keys
Abnormalities
Main Ref. Poss, S.G. and W.N. Eschmeyer, 1980
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
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Body densely covered with modified scales which form spinous points; depth greater than 1/3 SL.. Lachrymal with 2 strong sharp spines, the first notably curved. Second infraorbital bone with 1 or 2 spines, and an obscure small circular lateral line pore. Uppermost preopercular lateral-line pores with no finger-like cirri. Mouth very strongly upturned, nearly vertical. Interorbit with prominent ridges, divergent anteriorly, convergent over middle of interorbit, divergent posteriorly (Ref. 35984, 39602).

Ease of Identification

Meristic characteristics of Xenaploactis asperrima

Lateral Lines Interrupted: No
Scales on lateral line 10 - 11
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 5 - 7
on upper limb 3 - 3
total 8 - 10
Vertebrae
preanal
total 27 - 27

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total 13 - 13
Soft-rays total 9 - 9
Adipose fin

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 10 - 10

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   13 - 14
Pelvics Attributes  more or less normal
Position    thoracic  behind origin of D1
Spines     1
Soft-rays   3 - 3
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Comments & Corrections
Back to Search
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17