Shorefishes of the Eastern Pacific online information system

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Species: Xyrichtys mundiceps, Cape razorfish, Gulf razorfish

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IP: pale brown, yellow stripe on front flank, white belly & throat
TP : pale tan; blue lines - head & scales; C base - black blotch; shoulder sometimes black & blue ocellus

Xyrichtys mundiceps Gill, 1862

Cape razorfish, Gulf razorfish

Head and body strongly compressed; head profile steep, with a fleshy longitudinal keel at front; head large (head depth ~ 83% head length, head length 25% of TL); eye on upper ½ of head; both jaws with canines at front, lower jaw without rear canine tooth; dorsal fin continuous, IX, 11, spines regularly spaced, origin over middle of operculum, height of fin gradually increasing to middle of soft part; anal III,10, origin under last dorsal spine, ~ uniform height; pectoral reaches to line through anus; pelvic strongly pointed, with first ray elongate; tail slightly convex; lateral line in 2 sections, rear section on tail base, 19 + 5 pored scales; head scaleless except for few scales below eye.
Initial phase: body pale brown, anterior mid-flank with an indistinct yellow stripe; head grey; throat, chest and belly white; a dark upper border to white belly; dorsal, pectoral and tail fins translucent; anal fin with a violet base; pelvics white. Terminal phase: darker brown, head paler, a blue line along top head profile,  each scale with a narrow blue vertical line and sometimes blue dots; sometimes a black, blue-ringed ocellus on shoulder; a large black, blue-edge blotch at base of tail just above lateral line; dorsal, anal, tail and pelvic fins translucent yellow with blue edges and base.
Size: 15.9 cm.
Habitat: benthic on fine sand.
Depth: 5-27 m.
Central Gulf of California toPanama.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Near Bottom
  • Bottom + water column
  • Sand & gravel
  • Soft bottom only
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Water column
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Planktivore
  • Carnivore
  • No Data
  • Mobile benthic gastropods/bivalves
  • Mobile benthic worms
  • Zooplankton
  • Pelagic fish eggs
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • No data
  • Pelagic larva
  • Pelagic
Global Endemism
  • All species
  • East Pacific endemic
  • Tropical Eastern Pacific (TEP) endemic
Regional Endemism
  • Continent
  • Continent only
  • TEP endemic
  • Continental TEP endemic
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • All species
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 15.9
Depth Range Min
  • 5
Depth Range Max
  • 27