Docstoc

cstl-csm.semo.edumtaylorichprotectedich_Lab02.ppt

Document Sample
cstl-csm.semo.edumtaylorichprotectedich_Lab02.ppt Powered By Docstoc
					                 External Anatomy
                           soft-rayed                    spiny first
                           second dorsal fin             dorsal fin
             adipose fin
                                                                       lateral line
                                                                              nostrils
   caudal fin
                                                                                    barbels

                  caudal
                                                       pectoral fin
                peduncle   anal fin                                       operculum
                                      pelvic fin
                2nd dorsal                                     first dorsal
                fin (& spine)                                  fin (& spine)

caudal fin

                                                                                         nostril
                       anal fin                                        gill slits
                                          pelvic fin
                            clasper
                            (male)                             pectoral fin
Mouth Position
            Superior




        Terminal




                   Subterminal




 Inferior
Fin Position

               Abdominal




               Thoracic




               Jugular
                Tail Shapes
        Homocercal
        (lobes equal)




               Lunate
(thin, strongly forked)




        Heterocercal
      (lobes unequal)



           Isocercal
 (square to rounded)
Counts
         Number of Scales
         Number of rays and spines
Counts
         Dorsal and anal fin rays:
         1 or 2?
Measurements
         Standard length
         Relative proportions
Measurements
         Standard length
         Relative proportions
Counts and Proportions

				
DOCUMENT INFO
Shared By:
Categories:
Tags:
Stats:
views:0
posted:5/12/2013
language:Unknown
pages:9