Moderately sized plesiosaur up to 3.5 rn in length, differing from other genera by its small head with relatively short antorbital and temporal regions; subcircular supratemporal fenestrae; narrow temporal bar but only weak cheek emargination; broad yet distally pointed rostrum; prominent pineal foramen; relatively narrow and sharp sagittal crest; non spatulate mandibular symphysis; homodont dentition lacking carinae; elongate neck comprising approximately 40 cervical vertebrae; cervical rib heads pierced by elongate longitudinal forarnen resulting in distinctly paired facets on the vertebral centrum; slightly to markedly rugose edges to the articular faces of virtually all mature vertebral centra; prominent anterior “U" notch in clavicular arch, stout longitudinal pectoral bar between ovate fenestrae; slender dorsal blade of scapula; coracoids of moderate breadth; acute posterolateral expansion to the coracoid plate in adult condition humerus with prominent shaft curvature and marked posterodistal expansion but weak anterodistal corner; robust, pillar-like anterior epipodials offset to extend distally beyond posterior epipodials; broad, crescentic posterior epipodials; large, lozenge-shaped spatia interossea; pubis slightly longer anteroposteriorly than ischium; generally convex anterior margin of pubis; small, ovate to circular, puboischiatic fenestrae with unfused longitudinal pelvic bar; ihum with little twist to shaft; very elongate yet narrow limbs; forelimbs slightly longer than hindlimbs in adult; up to nine phalanges in the middle digit; digit IV the longest