Table 8

Jaekelopterus howelli metastoma measurements
Specimen Length Width (centre) Width (base) Width (shoulders) Notch depth Notch angle
FMNH PE 61153 57 39 16 17 4 130º
FMNH PE 61165 20 14 4 6 1 135º
FMNH PE 61169 45* 60* 36 10 120º
FMNH PE 61175 10* 23* 10* 5 80º*

All measurements in millimetres. Asterisk (*) indicates an incomplete measurement.

Lamsdell and Selden

Lamsdell and Selden BMC Evolutionary Biology 2013 13:98   doi:10.1186/1471-2148-13-98

Open Data