A spectrum of connective tissue disorders characterized by the association of wrinkled, redundant and sagging inelastic skin with growth and developmental delay, and skeletal anomalies. The spectrum ranges from patients with classic ARCL2 (ARCL, Debre) type) to patients with a milder form of the disease, wrinkled skin syndrome (WSS). The disease is MONDO_0019573 (autosomal recessive cutis laxa type 2). Also known as: ARCL2, cutis laxa with joint laxity and developmental delay.