870 



KEPOET OF COMMISSIONER OF FISH AND FISHERIES. 



[124] 



Page. 



Amia, nasal cavity of 5 



nasal region of 5 



nasal region of the primoidal skull 



of 23 



neural arch of first vertebra of 15 



neural spine of sixth vertebra in 85 



non-lohate fins of 57 



number of vertebrae in 84 



occipital arches of 12, 13 



occipital nerves of 14 



occipital region of 11, 40 



occiput of 17 



opercular bones of 47 



operculum of 47 



opthalmic artery in 23 



optic nerve in 23 



orbital base in 21 



obital region in 41 



orbitosphenoid of 22 



ossa parietalia of 4 



08 squamosum of 4 



palatine of 54 



palatopterygoidean arcade of 106 



paleoichthyic type of skeleton of 88 



parasphenoid of 9 



pectoral limb in 110 



pelvic bones of 82 



petrosal of 20 



plans of structure in the skull of 42 



position of the metapterygoid in 55 



posterior occipital arch of . . 14 



posterior part of orbit in 21 



posterior view of the cranium of 100 



posterotemporal in 78 



postfrontal of 4, 20 



postorbital process of 40 



postorbitals of 46 



posttemporal of 78 



prefrontal of 4 



prenasal region in 53 



primoidal cranium of 10, 22, 98 



progressive developmont of 10 



proscapula of 79, 80 



pterotics absent in 52 



quadrate of 54 



ramus palatinus of 20 



relation of the labyrinth to the 



cavum cranii in 25 



respiratory function in living 81 



rhinal chamber of 5 



scales of 84 



second occipital nerve of 15 



sections through the cranium of 100 



septomaxillare in 23 



serrated appendages of the throat of. 80 



shoulder girdle of 77, 80 



skeleton of 114 



skull of 2, 39, 43, 56, 98 



spinal column of 84 



structure of its heart 2 



studies of the skeleton of 57 



subcranial canal of 33 



suboperculum of 47 



superior vievr of skull of 98 



supra-occipital absent in 42, 51 



Page. 



Amia, supra-scapula of 6 



symplectic of 54 



tail of 86, 87, 88 



teeth of. 48 



teleoteraporals of 78 



the orbits in 21 



the three occipital nerves of 15 



thirty-eighth vertebra of 85 



thirty-ni nth vertebra of 85 



twenty-five rays in caudal fin of 86 



unprepared head of 3 



use assigned to appendages at throat 



of 82 



ventral fins of 82 



vertebral column of 17, 83 



vertebrae of 100 



vomers of 9, 10 



young of 87 



AmisB Calvae, Anatomian Descripsit Taba- 



laque lUustravit 43 



Amiidse 44 



Amniota atlas of the 18, 19 



inner nasal opening in 37 



Amphibia 10, 27, 29, 56 



axis of » 18 



cranium of 18 



first spinal nerves in the 18 



gill cleft of the higher 30 



inner nasal opening of 37 



larval and adult forms of 57 



occipital part of the skull of the . . 18 



occipital region in 18 



odontoid process of the 18 



skulls in 18 



sound conducting apparatuses in . 28 



specialized 56 



Anacanthini 2 



Anal fin, number of rays in 86 



Anatomic des fische 1 



Anatomy and Physiology, Journal of 1, 43 



45, 46, 52, 54, 50 



Angulai- 48, 75 



Anterior occipital ai ch 14, 16 



Antorbital C 



processes 10,21,23,41 



region 



10 



Anura 28, 29 



Aquasdiicti vestibuli 41 



Amiidte ^"^ 



Army Medical Museum 1- 



Arrangement of the families of fishes 77 



Articular 75, 76 



Atlas 85 



centrum of 59 



Atrium sinus imparls -. 24 



Auditory apparatus 30 



capsule 27, 52 



Baird, Professor Spencer F - 1 



Balfour 37 



Balfour, F. M;, work cited 38,89 



Basibranchial elements - - 55 



Basibranohials '^5 



Basioccipital 13, 14, 20, 24, 59, 60, 61, 64, 65, 70 



canal in 15 



condyle ^5 



