{"id":"W4412940784","doi":"10.1186/s13358-025-00382-5","title":"Massospondylus embryos and hatchling provide new insights into early sauropodomorph ontogeny","year":2025,"lang":"en","type":"article","venue":"Swiss Journal of Palaeontology","topic":"Paleontology and Evolutionary Biology","field":"Earth and Planetary Sciences","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Amgen (Canada)","funders":"Natural Sciences and Engineering Research Council of Canada; Jilin University","keywords":"Hatchling; Biology; Obligate; Ontogeny; Body plan; Quadrupedalism; Evolutionary biology; Paleontology; Ecology; Embryo; Cell biology; Hatching","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001037773,0.0002759639,0.0001152862,0.0007891569,0.0003111108,0.0002840377,0.0001597805,0.0002715339,0.001983846],"category_scores_gemma":[0.0001574172,0.0001948923,0.0001658116,0.0002359983,0.0003254799,0.0002714327,0.0004450917,0.0002409076,0.000348636],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001641272,"about_ca_system_score_gemma":0.0001209053,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001437741,"about_ca_topic_score_gemma":0.004647615,"domain_scores_codex":[0.9999527,0.000004576953,0.0000040661,0.00002031337,0.00000971438,0.000008685199],"domain_scores_gemma":[0.9998486,0.00003326973,0.00005457696,0.00001565493,0.00002065194,0.00002724943],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0001808029,0.00001035887,0.1114972,0.0001057102,0.00002252159,0.0007455299,0.0007453444,0.0001440408,0.8668067,0.0003290452,0.000101271,0.01931133],"study_design_scores_gemma":[0.000001895665,0.00007449055,0.9873865,0.00001730594,0.00000902833,0.0005952005,0.0002247391,0.0001154316,0.01004295,0.0000780314,0.001449598,0.000004907391],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9950315,0.0007893585,0.001572607,0.00001912212,0.000005044739,0.000006432334,0.0003222736,0.00002236067,0.002231213],"genre_scores_gemma":[0.9940113,0.0005136451,0.002539442,0.00002285521,0.000009991904,0.00001356417,0.0004083382,0.00001167575,0.002469144],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001983846,"threshold_uncertainty_score":0.00663662,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0098078752282905,"score_gpt":0.2292991425624243,"score_spread":0.2194912673341338,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}