Chiloscyllium punctatum, male: Different views of the anterior body part of the specimen with removed epibranchial and mandibular muscles revealing the gill rays, labial cartilages and the single elements of the Musculus constrictor dorsalis. A ventro-lateral, B detail of the branchial region lateral, C lateral, D detail M. constrictor dorsalis, dorso-lateral and E ventral views of the dissected specimen. Abbreviations: 1–5, visceral arches 1,2,3,4,5; ba, branchial arch; bar, branchial rays; cc, chondrocranium; ey, eye; llc, lower labial cartilage; mc, Meckel’s cartilage; mcdI, musculus constrictor dorsalis I; mcu, musculus cucullaris; mdpc, musculus depressor pectoralis; mea, musculus epiaxialis mhpx, musculus hypaxialis; mlh, musculus levator hyomandibulae; msp, musculus spiracularis; nc, nasal capsule; pec, pectoral fin; pq, palatoquadratum; te, teeth; ulcI, upper labial cartilage I; ulcII, upper labial cartilage II.