7723 - Laserfiche WebLink

Home Browse Search

b. present ....................... 196 196 (195). Length from anterior margin of snout to origin of pelvic fin a. 50-53% SL . . . . . . . . . . . . . . . . . . . ., 282 b. 54% SL . . . . . . . . . . . . . . . . . . X. texanus 197 (127). Pelvic rID buds a. absent ........................ 248 b. present ....................... 198 198 (197). Length from anterior margin of snout to origin of pelvic rID a. 50-52% SL . . . . . . . . . . . . . . . . . . . .. 282 b. 53% SL . . . . . . . . . . . . . . . . . . . . . .. 248 c. 54% SL . . . . . . . . . . . . . . . . . . . . . .. 288 d. 55-57% SL . . . . . . . . . . . . . . C. discobolus 199 (150,153). Pelvic rID buds a. absent ........................ 278 b. present ....................... 200 200 (182,199). Length from anterior margin of snout to origin of pelvic rID a. 50-53% SL . . . . . . . . . . . . . . . . . . . .. 278 b. 54% SL . . . . . . . . . . . . . . . . . C. latipinnis 201 (139,142). Pelvic rID buds a. absent ........................ 255 b. present ....................... 202 202 (201). Length from anterior margin of snout to origin of pelvic fin a. 50-52% SL . . . . . . . . . . . . . . . . . . . . . 278 b. 53% SL . . . . . . . . . . . . . . . . . . . . . " 255 c. 54% SL . . . . . . . . . . . . . . . . . . . . . .. 287 d. 55-57% SL . . . . . . . . . . . . . . C. discobolus 203 (143). Pelvic rID buds a. absent ........................ 266 b. present ....................... 204 204 (203). Length from anterior margin of snout to origin of pelvic rID a. 50-53% SL . . . . . . . . . . . . . . . . . . . .. 266 b. 54% SL . . . . . . . . . . . . . . . . . . . . . .. 292 205 (136). Pelvic rm buds a. absent ................ . . . . . . ., 236 b. present ....................... 206 206 (205). Length from anterior margin of snout to origin of pelvic rm a. 50-52% SL . . . . . . . . . . . . . . . . . . . .. 266 b. 53% SL . . . . . . . . . . . . . . . . . . . . . .. 236 c. 54% SL . . . . . . . . . . . . . . . . . . . . . .. 293 d. 55-57% SL . . . . . . . . . . . . . . C. discobolus 207 (142). Pelvic rm buds a. absent ........................ 287 b. present ....................... 208 208 (207). Length from anterior margin of snout to origin of pelvic rm a. 50-52% SL . . . . . . . . . . . . . . . C. latipinnis b. 53-54% SL .................... Z137 c. 55-57% SL ............. C. discobolus 209 (133). Pelvic rm buds a. absent ........................ 288 b. present ....................... 210 210 (209). Length from anterior margin of snout to origin of pelvic rm a. 50-52% SL ............... X. texonus b. 53-54% SL .................... 288 c. 55-57% SL ............. C. discobolus 211 (18,189,190). Longitudinal eye diameter a. 24-25% of head length .. . . . . . . . . .. 218 b. 26-34% of head length . . . . . . . . . . .. 212 c. 35% of head length ..... C. platyrhynchus 212 (211). Pigment over ventral to ventro-lateral surfaces of gill covers (opercula) a. absent or present but not in distinct oblique rows (Figs. 30, 45, 72) ...... 213 b. present in a distinct oblique row of 3 or more melanophores near or along ven- tral margin of one or both preopercles (Figs. 31, 73) ................... 226 213 (212). Pigment on ventral surface of heart region a. absent (Fig. 45) .......... C. discobolus b. present (Figs. 31, 44, 73) .......... 214 214 (213). Lateral surface of head posterior to eyes with a. :S5 melanophores. (Fig. 45) . . . . . . . .. 234 b. ~6 melanophores (Figs. 31, 73) . . . . .. 215 215 (214). Developing dorsal rID with a. few (s5) or no melanophores (Fig. 45) 234 b. many (~6) melanophores (Fig. 73; Fig. 31 by our observations should have more melanophores in the dorsal rm for speci- mens of the size pertinent to this loop of the key) . . . . . . . . . . . . . . . . . . . . . .. 216 216 (215). Length from anterior margin of snout to posterior margin of vent a. 76% SL . . . . . . . . . . . . . . .. C. discobolus b. 77% SL . . . . . . . . . . . . . . . . . . . . . .. 235 c. 78-80% SL .................... 217 d. 81% SL .. . .. . .. . . .. .. . .. . .. .,. 223 217 (216). Number of myomeres to posterior margin of vent a. 32-33................ C. platyrhynchus b. 34 . . . . . . . . . . . . . . . . . . . . . . . .. 230 c. 35-37......................... 309 d. 38-40 . . . . . . . . . . . . . . . . . . . . . . . .. 224 218 (6,185,186,211). Pigment over ventral to ventro-Iateral surfaces of gill covers ( opercula) a. absent or present but not in distinct oblique rows ................... 219 b. present in a distinct oblique row of 3 or 67