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duck-billed platypus (Ornithorhynchus anatinus)
Subject: duck-billed platypus (Ornithorhynchus anatinus)
Poster: Wiki Photos (---@---.---)
Cambridge Natural History Mammalia Fig 056.jpg
Resolution: 701x1355 File Size: 136358 Bytes Upload Date: 2017:06:06 17:36:43

duck-billed platypus (Ornithorhynchus anatinus)


Fig. 56.—Skeleton of male Ornithorhynchus. Ventral view. The right fore-limb has been separated and turned round so as to bring into view the dorsal surface of the manus. The lower jaw is removed. acc.tars, Accessory tarsal bone supporting the spur; ant.pal.for, anterior palatine foramen; ast, astragalus; atl, atlas; ax, axis; bs.oc, basi-occipital; bs.sph, basi-sphenoid; calc, calcaneum; cbd, cuboid; cerv.rb, cervical rib; clac, clavicle; cond.for, foramen above inner condyle of humerus; cor, coracoid; cun, cuneiform of carpus; dent, horny dental plate; ect.cun, ecto-cuneiform; ent.cun, ento-cuneiform; ep.co, epicoracoid; epist, episternum; ep.pb, epipubis; fb, fibula; fem, femur; for.mag, foramen magnum; glen, glenoid cavity of shoulder-joint; glen, glenoid cavity for mandible; hum, humerus; in.cond, inner condyle of humerus; inf.orb.for, points to position of infra-orbital foramen; infr.proc, inferior processes of caudal vertebrae; int.rbs, intermediate ribs; isch, ischium; mag, magnum of carpus; max, maxilla; max.for, maxillary foramen; metat.I, first metatarsal; metat.V, fifth metatarsal; nas.cart, nasal cartilage; obt, obturator foramen; ol, olecranon; out.cond, outer condyle of humerus; pal, palatine; pat, patella; post.pal.for, posterior palatine foramen; pr.max, premaxilla; pr.st, presternum; pter, pterygoid; pub, pubis; rad, radius; scap, scapula; scaph, scaphoid of tarsus; scaph.lun, scapho-lunar; ses, sesamoid bones of wrist and ankle; sp, tarsal horny spur; sq, squamosal; tib, tibia; trd, trapezoid; trm, trapezium; tym.c, tympanic cavity; uln, ulna; unc, unciform; vom, vomer; x, dumb-bell shaped bone; zyg, zygomatic arch; I-V, digits of manus; V, foramen for fifth nerve. (From Parker's Zoology.)
Date 1902
Source The Cambridge Natural History, Volume X—Mammalia.
Author Frank E. Beddard
Source: https://commons.wikimedia.org/wiki/File:Cambridge_Natural_History_Mammalia_Fig_056.jpg

The platypus or duck-billed platypus (Ornithorhynchus anatinus) is a semiaquatic egg-laying mammal endemic to eastern Australia, including Tasmania. It is one of the extant species of monotremes, the only mammals that lay eggs instead of giving birth.

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