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The top documents tagged [biology of sharks]
Feeding chap
1.054 views
Order: Pristiophoriformes Family: Pristiophoridae (Sawsharks) Etymology: Greek, pristis= saw
217 views
Family Pseudotriakidae Gollumsharks and False Catsharks Sara McCutcheon
223 views
Order: Hexanchiformes - most primitive sharks - fossil records indicate they date back to late Jurrasic (150 mya) - 1 posterior dorsal fin without spine
214 views
Order: Orectolobiformes Family: Orectolobidae (Wobbegongs) Etymology: Greek, oryktos= to digger + Greek, lobos= lobe
221 views
Squaliformes Centrophoridae (the gulper sharks) Jeff Guertin 9/18/07
220 views
Family Rhinidae Wedgefishes /Guitarfishes. Taxonomy Order Rhiniformes (or Rajiformes?) Family Rhinidae (or Rhynchobatidae?) Genus Rhynchobatus R. djidennsis
213 views
Myliobatiformes Potamotrygonidae (the River Stingrays )
28 views
Order - Torpediniformes Family - Narkidae The Sleeper Rays
214 views
Myliobatiformes Potamotrygonidae (the River Stingrays ) Jeff Guertin 11/27/07
217 views
Family Rhinidae Wedgefishes /Guitarfishes
17 views
Family Pseudotriakidae Gollumsharks and False Catsharks
36 views
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