{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,16]],"date-time":"2026-03-16T12:23:11Z","timestamp":1773663791567,"version":"3.50.1"},"reference-count":10,"publisher":"American Association for the Advancement of Science (AAAS)","issue":"3683","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Science"],"published-print":{"date-parts":[[1965,7,30]]},"abstract":"<jats:p>\n            Mitotic figures from the bone marrow of three parthenogenetic species of\n            <jats:italic>Cnemidophorus<\/jats:italic>\n            (whiptail lizards) exhibit chromosome numbers in the triploid range. The species are\n            <jats:italic>C. velox<\/jats:italic>\n            with 68 chromosomes,\n            <jats:italic>C. tesselatus<\/jats:italic>\n            with 69, and\n            <jats:italic>C. exsanguis<\/jats:italic>\n            with 70. A fourth parthenogenetic species,\n            <jats:italic>C. perplexus<\/jats:italic>\n            , has 46 chromosomes, the same number as the bisexual subspecies\n            <jats:italic>C. tigris septentrionalis<\/jats:italic>\n            .\n          <\/jats:p>","DOI":"10.1126\/science.149.3683.539","type":"journal-article","created":{"date-parts":[[2006,10,5]],"date-time":"2006-10-05T10:04:55Z","timestamp":1160042695000},"page":"539-540","source":"Crossref","is-referenced-by-count":40,"title":["Triploidy in Parthenogenetic Species of the Teiid Lizard, Genus\n            <i>Cnemidophorus<\/i>"],"prefix":"10.1126","volume":"149","author":[{"given":"Lewis A.","family":"Pennock","sequence":"first","affiliation":[{"name":"Department of Biology, University of Colorado, Boulder, 80304"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"221","reference":[{"key":"e_1_2_1_1_1","doi-asserted-by":"crossref","first-page":"305","DOI":"10.1159\/000129740","volume":"1","year":"1962","unstructured":"BECAK, W, CYTOGENETICS 1: 305 (1962).","journal-title":"CYTOGENETICS"},{"key":"e_1_2_1_2_1","first-page":"204","volume":"158","year":"1964","unstructured":"DAREVSKY, I.S., DOKLADY AKADEMII NAUK SSSR 158: 204 (1964).","journal-title":"DOKLADY AKADEMII NAUK SSSR"},{"key":"e_1_2_1_3_1","first-page":"168","article-title":"A synopsis of the lizards of the sexlineatus group (genus Cnemidophorus)","volume":"123","year":"1962","unstructured":"DUELLMAN, W. 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