9550

• UCREFRP Catalog Number: 9550
• Author: Snyder, D. E. and R. T. Muth.
• Title: Catostomid Fish Larvae and Early Juveniles of the Upper Colorado River Basin - Morphological Descriptions, Comparisons, and Computer-interactive Key.
• USFW Year: 2004.
• USFW - Doc Type: Fort Collins, CO.
• Copyright Material: NO

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Number

LIST OF FIGURES (continued)

Page

40 Catostomus commersoni postflexion
mesolarva . . . . . . . . . . . . . . . . . . . . . . . . . . 47
41 Catostomus commersoni metalarva,
recently transformed . . . . . . . . . . . . . . . . . . 48
42 Catostomus commersoni metalarva ...... 48
43 Catostomus commersoni juvenile,
recently transformed. . . . . . . . . . . . . . . . . . 49
44 Catostomus commersoni juvenile . . . . . . . . 49
45 Selected skeletal features of Catostomus
commersoni juvenile, 20.4 mm SL . . . . . . . 50
46 Selected skeletal features of Catostomus
commersoni juvenile, 42.6 mm SL . . . . . .. 50
47 Interneurals of Catostomus commersoni 51
48 Frontoparietal fontanelle of Catostomus
commersoni ........................ 51
49 Catostomus disco bolus adult ........... 52
50 Recent distribution of Catostomus
discobolus . . . . . . . . . . . . . . . . . . . . . . . . . . 52
51 Catostomus disco bolus proto larva,
recently hatched ................... . . 54
52 Catostomus disco bolus protolarva ....... 54
53 Catostomus disco bolus flexion mesolarva,
recently transformed. . . . . . . . . . . . . . . . . . 55
54 Catostomus disco bolus postflexion
mesolarva . . . . . . . . . . . . . . . . . . . . . . . . . . 55
55 Catostomus disco bolus metalarva,
recently transformed . . . . . . . . . . . . . . . . .. 56
56 Catostomus disco bolus metalarva ....... 56
57 Catostomus discobolus juvenile,
recently transformed . . . . . . . . . . . . . . . . . . 57
58 Catostomus disco bolus juvenile . . . . . . . . . 57
59 Selected skeletal features of Catostomus
disco bolus metalarva ................. 58
60 Selected skeletal features of Catostomus
discobolus juvenile. . . . . . . . . . . . . . . . . . . 58
61 Interneurals of Catostomus discobolus . . . . 59
62 Frontoparietal fontanelle of Catostomus

~m~~..........................~
63 Catostomus latipinnis adult ............ 60
64 Recent distribution of Catostomus
latipinnis . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
65 Catostomus latipinnis proto larva,
recently hatched ............... . . . . . . 62
66 Catostomus latipinnis proto larva . . . . . . . . 62
67 Catostomus latipinnis flexion mesolarva,
recently transformed. . . . . . . . . . . . . . . . . . 63
68 Catostomus latipinnis postflexion mesolarva . . 63
69 Catostomus latipinnis metalarva,
recently transformed . . . . . . . . . . . . . . . . . . 64
70 Catostomus latipinnis metalarva ........ 64
71 Catostomus latipinnis juvenile, recently
transformed. . . . . . . . . . . . . . . . . . . . . . . . . 65
72 Catostomus latipinnis juvenile . . . . . . . . . . 65
73 Selected skeletal features of Catostomus
latipinnis metalarva .................. 66
74 Selected skeletal features of Catostomus
latipinnis juvenile . . . . . . . . . . . . . . . . . . . . 66

Page

Numba

75 Interneurals of Catostomus latipinnis . . . . . 67
76 Frontoparietal fontanelle of Catostomus
latipinnis . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
77 Catostomus platyrhynchus adult ........ 68
78 Recent distribution of Catostomus
platyrhynchus . . . . . . . . . . . . . . . . . . . . . . . 68
79 Catostomus platyrhynchus proto larva,
recently hatched ........ . . . . . . . . . . . . . 70
80 Catostomus platyrhynchus proto larva .... 70
81 Catostomus platyrhynchus flexion meso-
larva, recently transformed. . . . . . . . . . . . . 71
82 Catostomus platyrhynchus postflexion
mesolarva . . . . . . . . . . . . . . . . . . . . . . . . . . 71
83 Catostomus platyrhynchus metalarva,
recently transformed . . . . . . . . . . . . . . . . . . 72
84 Catostomus platyrhynchus metalarva . . . .. 72
85 Catostomus platyrhynchus juvenile,
recently transformed . . . . . . . . . . . . . . . . . . 73
86 Catostomus platyrhynchus juvenile ...... 73
87 Selected skeletal features of Catostomus
platyrhynchus juvenile, 21.2 mm SL ..... 74
88 Selected skeletal features of Catostomus
platyrhynchus juvenile, 45 mm SL . . . . . . . 74
89 lnterneurals of Catostomus platyrhynchus . 75
90 Frontoparietal fontanelle of Catostomus
platyrhynchus . . . . . . . . . . . . . . . . . . . . . . . 75
91 Xyrauchen texanus adult .............. 76
92 Recent distribution of Xyrauchen texanus 76
93 Xyrauchen texanus proto larva, recently
hatched. . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
94 Xyrauchen texanus proto larva .......... 78
95 Xyrauchen texanus flexion mesolarva,
recently transformed. . . . . . . . . . . . . . . . . . 79
96 Xyrauchen texanus postflexion meso larva . 79
97 Xyrauchen texanus metalarva, recently
transformed . . . . . . . . . . . . . . . . . . . . . . . . . 80
98 Xyrauchen texanus metalarva . . . . . . . . . .. 80
99 Xyrauchen texanus juvenile, recently
transformed . . . . . . . . . . . . . . . . . . . . . . . . . 81
100 Xyrauchen texanus juvenile. . . . . . . . . . .. 81
101 Selected skeletal features ofXyrauchen
texanus metalarva . . . . . . . . . . . . . . . . . . .. 82
102 Selected skeletal features ofXyrauchen
texanus juvenile ..................... 82
103 Interneurals of Xyrauchen texanus . . . . . .. 83
104 Frontoparietal fontanelle of Xyrauchen

texanus ........ . . . . . . . . . . . . . . . . . . .. 83
105 Frontoparietal fontanelles of early juveniles . . 95
106 Interneural bones of late metalarvae and
early juveniles. . . . . . . . . . . . . . . . . . . . . . . 96
107 Position of mandibles relative to maxillae
of late metalarvae and early juveniles. . . . . 97
108 Anterior-dorsal maxillary projections
of late metalarvae and early juveniles. . . . . 97
109 Postc!eithra of late metalarvae and early
juveniles . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

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