Laserfiche WebLink
<br /> <br />{ <br />28 COPEIA, 1996, NO.1 Copeia, 1996(1), pp. 29-41 <br />ApPENDIX 1. POPULATION ESTIMATES (= ESTI- ApPENDIX 1. CONTINUED. Cranial Or <br />MA TE) FOR Gila c)'pha IN THE LiTTLE COLORADO Rlv- Paedomorphic, <br />ER BY REACH AND MONTH, WITH STANDARD DEVI- ESTI- EST./ <br />ATION OF THE ESTIMATE (= SD), AND 95% LOWER AND REACH TRIP MATE SD L.CI U.CI RKM <br />UPPER CONFIDENCE INTERVALS (= L.CI; U.CI), AND P 09/92d 0 0 0 0 0 <br />ESTIMATES RELATIVE TO RIVER KILOMETER (= EST./ S 09/92d 0 0 0 0 0 <br />RKM). TRIP = month/year; C = Confluence; P = C 10/92 397 379 100 1976 331 Cranial de" <br /> Powell; S = Salt. P 10/92 588 324 236 1658 103 Siren interme <br /> ESTI. S 10/92 758 49 670 862 110 ossification al <br />REACH TRIP MATE SD L.CI EST./ C 11/92 376 188 167 987 313 shape was qUI <br />U.CI RKM <br /> C 07/91' 0 P 11/92 545 312 213 1592 96 dorsal cranial <br /> 0 0 0 0 S 11/92 270 <br /> P 07/91 643 30 221 337 39 spline and re <br /> 218 356 1264 113 C <br /> S 07/91 4007 12/92 0 0 0 0 0 togenetic paU <br /> 1521 2001 8315 581 <br /> P 12/92 0 0 0 0 0 <br /> C 08/91 b 1034 366 552 2071 to cranial onl <br /> 862 S 12/92 0 0 0 0 0 <br /> P 08/91 b 939 123 738 1239 165 mains remad <br /> S 08/91 b 3417 620 2430 4901 495 . No net set at confluence. elements, am <br /> C 08/91< 276 56 192 434 230 . Early month sampling. to Siren. The 1 <br /> C Late month sampling. <br /> P 08/91< 773 127 576 1084 136 d No recaptures. and cranial-sl <br /> S 08/91< 1936 231 1552 2480 281 . In Rood. general pattel <br /> C 09/91 175 48 109 326 146 traits seem t< <br /> P 09/91 205 73 115 426 36 burrow. <br /> S 09/91 1142 176 862 1583 166 <br /> C 10/91 40 14 23 97 33 <br /> P 10/91 176 35 124 275 31 ApPENDIX 2. POPULATION ESTIMATES FOR Gila c)'pha <br /> S 10/91 4761 2747 1722 13,744 690 IN THE LITrLE COLORADO RIVER BY MONTH (= TRIP), SINCE its description <br /> C 11/91d 0 0 0 0 0 WITH STANDARD DEVIATION OF THE ESTIMATE (= SD), has interested comJ <br /> P 11/91 381 387 89 2042 67 AND 95% LOWER AND UPPER CONFIDENCE INTERVALS cause of its unique cha <br /> S 11/91 1621 805 673 4134 235 (= L.CI; U.CI). 2: (Estimate) = monthly population arrested state of develoJ <br />C 12/91 68 15 48 108 57 estimates summed over the three reaches (data re- paedomorphic species ; <br />P 12/91 339 322 85 5763 59 corded in Appendix 1). manders. Linnaeus (17t <br /> S 12/91 878 442 371 2283 127 distinct enough to place <br />C 01/92 509 506 119 2651 424 TRIP Estimate I suborder, Meantes. E, <br /> SD L.CI U.CI (Estimate) <br />P 01/92 774 746 182 3872 136 whether sirens were the <br />S 01/92 1201 1199 263 6227 174 07/91' 2329 291 1842 2994 4650 known salamander (C\ <br />C 02/92 778 183 509 1249 648 08/91 b 3157 381 2516 4021 5390 1837). Cope, obsessed <br />P 02/92 880 470 368 3531 154 08/91< 2562 224 2172 3055 2985 "retrograde metamorpl <br />S 02/92 1323 1081 356 5467 192 09/91 1771 300 1296 2492 1522 1885b, 1889), placed Sil <br />C 03/92b 1944 728 1067 6240 1620 10/91 2038 518 1276 3368 4977 der (Trachystomata COF <br />P 03/92b 1428 777 585 5720 251 11/91' 1989 489 1264 3235 2002 generacy" of cranial b <br />S 03/92b,d 0 0 0 0 ,0 12/91 745 210 453 1309 1285 turned Sirenidae to the <br />C 03/92< 1173 440 602 2434 978 01/92d 2227 1251 839 6310 2484 Brame (1967) returned t <br />P 03/92< 2585 773 1491 4642 454 02/92d 1831 381 1246 2771 2981 suborder (renaming Me, <br />S 03/92< 1470 557 745 3067 213 03/92'bd 4380 1359 2459 8004 3372 <br />C 04/92 653 118 471 964 544 03/92cd 2555 674 1568 4294 5228 recent systematic analyse <br />P 04/92 2152 440 1486 3341 378 04/92d 5555 671 4416 7067 5683 enidae as the sister gro <br />S 04/92 2878 508 2068 4091 417 05/92d 4363 1216 2594 7523 4602 salamanders whether t <br />C 05/92 1320 415 4738 944 1100 06/92 4384 458 3573 5381 4854 molecules, or both (Duel <br />P 05/92 1050 703 362 6241 184 07/92d 1265 237 895 1888 1395 Sever, 1991; Larson anc <br />S 05/92 2232 880 1095 4769 323 08/92d 635 184 381 1222 408 Although an extensi\ <br />C 06/92. 670 103 507 931 558 09/92d 1950 1381 598 6908 124 dae exists (reviewed by <br />P 06/92. 1102 251 730 1741 193 10/92d 1099 60 990 1224 1743 1974a) and unique traits <br />S 06/92. 3082 552 2200 4402 447 11/92d 1417 408 839 2500 1191 attract attention (e.g., l <br />C 07/92 140 46 82 302 117 12/92d 0 0 0 0 0 Greven, 1988; polyploi <br />P 07/92 487 141 295 932 85 . Summation for two of three reaches only. 1993), anatomical studie <br />S 07/92 768 220 459 2791 III . Early month sampling. limited to descriptions <br />C 08/92 48 29 20 261 40 c Late month sampling. ranchial apparatus oflar <br /> d In Rood. <br />P 08/92 68 25 40 150 12 I! Summation for one of three reaches only. ersheim, 1877; Parker, <br />S 08/92 292 31 240 362 42 Thus, comparisons to ot <br />C 09/92 124 80 50 417 103 and the "degenerate" I <br /> played an important role <br />