Craniate with well-defined heads, thus excluding members of the chordate subphyla Tunicata (tunicates) and Cephalochordata (lancelets), but including Myxini, which have cartilaginous skulls and tooth-like structures composed of keratin. Craniata also includes all lampreys and armoured jawless fishes, armoured fish, sharks, skates, and rays, and teleostomians: spiny sharks, bony fish, lissamphibians, temnospondyls and protoreptiles, sauropsids and mammals. The craniate head consists of a brain, sense organs, including eyes, and a skull. In addition to distinct crania (sing. "cranium"), craniates possess many derived characteristics, which have allowed for more complexity to follow. Molecular-genetic analysis of craniates reveals that, compared to less complex
You Are What You Is (song) "Zoot Allures," "Lonesome Cowboy Burt" from ""200 Motels""', and the song "Harder Than Your Husband", which is the 2nd song on the album with the lyric "Where's my waitress?" Another reference is "Robbie, take me to Greek Town", more prominent in "Jumbo Go Away", and "I'm goin' down 'n work the wall 'n work the floor" from "Mudd Club." The a cappella group The Persuasions covered "You Are What You Is" on their album Frankly a Cappella. 7" 12" You Are What You Is (song) "You Are What You Is" is a single which Frank Zappa released from his 1981