APPENDIX 403 



(320). [Plectognathi], intermaxillaries and maxillaries united. 

 [LoPHOBEANCHu], body covered with bony plates: i^ii^efishes (321j. 

 Dipnoi, lung-fishes (324). 



AMPHIBIA (= Batrachia). Vertebrata having no lateral fins 

 (but instead, legs) ; functional external gills during a part of their 

 life. Ukodela. Amphibia which retain the tail permanently : 

 Sirenidw (2.5.5) ; ProLeidic (339) ; Ariiphiuiindu: (339) ; Crijplo- 

 branchid(v (339) ; Amblyslomida: (340) ; Plctliodoutidcc (342) ; Dcs- 

 mognaihidce (342). Anura, Amphibia which lose the tail in the 

 adult stage: Pipidce (345) ; Hylidcc (345) ; Biifonidic (347) ; Raiddtp 

 (347). Gymnophiona, Amphibia which have no limbs nor tails; 

 body worm-like (329). 



REPTILIA. Vertebrata which breathe exclusively bj- lungs 

 and whose skin contains horny epidermal scales or bonj' plates. 

 Chelonia, trunk enclosed in a bony case : Chelotiidic (302) ; Trio- 

 nychidae (363) ; Ti:fiiudin/id(c (3(13). S.-^uria, shoulder-girdle and 

 sternum present, usually with eyelids : Chamaieonidir (360) ; Igunn- 

 idce (357) ; Varanidfje (3.58) ; Lacertidw (359) ; HelodermidcE (359) ; 

 Anguidce (360). Ophidia, footless scaled reptiles with no shoulder- 

 girdle, sternum, nor movable eyelids: Coliibrida- (365); Elti/nda 

 (366) ; Crotnlida; (366). Crocodilina, large reptiles, with longitu- 

 dinal vent (368). 



AVES. Feathered Vertebrates. Cursores, Aves with keelless 

 sternum (391). Natatores, swimming birds (392). Gralla- 

 TORES, wading birds (393). Galling, large ground birds with 

 strong, perching feet and flat nails (394). Columbin.e, short cloven 

 feet and compressed nails (396). Coccyges, birds with powerful 

 beak and feet adapted for climbing (399). Pici, woodpeckers (400). 

 Macrochires, long-winged birds, mthout cere or scales on meta- 

 tarsus (401). Paskeres, birds whose metatarsus is covered with 

 laminae or scales, usually with singing apparatus : T yrannidoe (402) ; 

 Alaudidce (404) ; Corvidw (404) ; Icteridw (405) ; Fringillidw (406) ; 

 Tanagridce (407); Hirudiiiidrr (408); Ampdida: (409); Laniidce 

 (409) ; Vireo-iddce (409) ; Mninlilidce (410) ; Troglodylidrc (410) ; 

 Certhiidfj! (413) ; Parida (413) ; Tiirdidir (413). Raptoees, birds 

 with cere, hooked bill, and strong, hooked claws (396). Psittaci, 

 birds with cere, high, hooked beak, and fleshy tongue (parrots, 397). 



