Intellectual Developmental Disorder with Speech Delay, Autism, and Dysmorphic Facies, also known as intellectual developmental disorder with speech delay, autism and dysmorphic facies, is related to contractures, pterygia, and spondylocarpotarsal fusion syndrome 1a and autism. An important gene associated with Intellectual Developmental Disorder with Speech Delay, Autism, and Dysmorphic Facies is CNOT3 (CCR4-NOT Transcription Complex Subunit 3). Affiliated tissues include eye, and related phenotypes are delayed ability to walk and hypotonia