Telling the Evolutionary Time: Molecular Clocks and the Fossil Record

001?1 ?0131 11111 00001 01101 1???? ??0?0 ?11?? 1?111 ??111 1010? ?1001 0

Gephyrostegus 00101 11111 11??1 00001 01101 1100? ??000 201?0 1?111 ??111 1010? ?1010 0

Balanerpeton 00101 0?131 11111 00001 01102 0100? ??011 ?0001 1?101 ??111 00000 00000 0

Platyrhinops 0?101 01131 11111 00001 01101 0100? ??011 ?0??1 1?101 ??111 ??0?? ?00?0?

Microbrachis 01101 01131 11111 00001 01101 0100? ??011 ?0000 1?110 31111 10010 00000 0

Discosauriscus 01101 11131 11111 00001 11101 0100? ??011 ?01?0 1?110 31111 11010 00010 0

Eocaptorhinus 0112? ?1031 ????! 00001 11101 0100? ??!?? ?0000 1?111 ???11 1100? ?10?1?

Diploceraspis 0112? ?00?1 11111 00001 11101 0100? ??!?? ?0000 1?111 ???01 1001? ?0100?

Sauropleura 011?? ????? ????? 00001 11101 11??? ??!?? ?0000 01111 ???11 1010? ?0101?

Ophiacodon 00111 ?1031 1?1?1 00001 11101 0100? ??!?? ?0100 1?111 ????! 1100? ?100??

Caerorhachis 01101 01131 11111 ???11 01101 00001 01010 ?0010 00111 ???01 1?001 10000 1

266 BONES, MOLECULES, AND CROWN-TETRAPOD ORIGINS

Proterogyrinus