534 



INDEX OP SPECIES. 



P!u/setermacroce2Jhaliis,]:nstoTyotthe'knowled.geot,309. 



, humerus of, 357. 



, hyoid bones of, 325. 



, kno-WTi specimens of, 311-314. 



, measurements of skuUs of, 321-323. 



, metacarpals of, 362-364. 



, nares of, 317. 



, nasal bones of, 318. 



, orbits of, 319. 



, osteology of the, 309-369. 



, pectoral limb of, 356-364. 



, pelvis of, 364-366. 



, petrotympanic of, 321. 



, pisiform bone of, 360. 



, radius of, 358. 



, ribs of, 351-354. 



, scapula of, 356. 



, sternum of, 354-356. 



-, teeth of, 320, 324. 



-, ulna of, 358. 



-, vertebral column of, 326-350. 



-, vertebral formuk of, 348. 



■ microps, 369. 



■ (^Euphysetes) siimis, 30-43. 

 , comparison of skull of, 41, 42. 



— , description and measurements of, 



172-174. 



turslo, 369. 



-, external characters of, 30-32. 



-, fins of, 43. 



-, frontals of, 37. 



-, interior of cranium of, 40. 



-, lower jaw of, 40. 



-, malars of, 39. 



-, maxillaries of, 38v 



-, nasals of, 37. 



-, occipital of, 34. 



-, palatines of, 37. 



-, pelvic bones of, 43. 



-, pterygoids of, 38. 



-, ribs of, 43. 



-, scapula of, 43. 



-, skull of, 34. 



-, sphenoids of, 35, 36. 



-, squamosals of, 39. 



-, ulna of, 43. 



-, vertebra; of, 42, 43, 



-, vomer of, 37. 



Physeteridm, 30, 32, 33, 93, 103, 113, 114, 116, 



366, 368. 

 PhyseterincB, 114, 115, 368. 

 Pimeleptenes boseii, 386. 

 Pimelodiis cinerasc^ns, 384, 474. 



godmanni, 393, 404. 



guatemaleiisis, 393, 403. 



managuensis, 393, 474. 



micropterus, 393. 



modesUis, 384, 393, 405. 



motttf/uensis, 393, 404. 



nictiraguoisis, 393, 405. 



petenensis, 393, 404. 



polycavJus, 393,404. 



scdvini, 393, 404. 



wagneri, 384, 393, 405, 474. 



BftUdea, 72, 76. 



PlaUmista, 44, 87, 89, 92, 94, 96, 98, 100, 102-104, 



112, 11.5. 



, atlas of, 330. 



, cervical vertebrae of, 328, 830, 333. 



gartgetlca, vertebral formula of, 349. 



Plritanistidce, 113, 115. 

 Phifanisliiia; 114, 115. 

 Phifyglossas hivittatus, 390. 



dispdus, 390, 447. 



Plecostonms, 393, 405. 



bicin-Tiosus, 477. 



Plectognathi, 396. 

 Plcctropoma a/rum, 385, 411. 



cldoropterum, 411. 



monacanthtis, 411. 



multiguttatum, 411. 



Pleiironectidce, 392. 

 Phtus, 512. 

 Plovers, 72, 75, 79. 

 Podargiis humeralis, 74. 

 Podiceps, 76, 520. 

 Pcecilia chisoyensis, 395, 404. 



dovii, 395, 403, 405. 



elongata, 395, 406, 484. 



gillii, 395, 406, 485. 



mcvkaiM, 395, 403. 



petenensis, 395, 404, 484. 



spUunis, 395. 



thermalis, 395, 403. 



Polynemidce, 387. 



Polynemus e^pvoximans, 383, 387, 423. 



