Data from Morphology and anatomy of the Late Jurassic Mayrocaris bucculata (Eucrustacea?, Thylacocephala) with comments on the tagmosis of Thylacocephala

Shield and appendages measurements for 28 specimens of Mayrocaris bucculata from Solnhofen Lagerstätte (Lower Tithonian, Upper Jurassic). Measurements were directly done on digital photographs with ImageJ2. Script for descriptive statistics and for the study of size allometry is provided.

Measurement abbreviations. A_ad, anterodorsal angle; A_av, anteroventral angle; A_pd, posterodorsal angle; A_pv, posteroventral angle; h_a, anterior shield height; h_max, maximum shield height; h_p, posterior shield height; l_s, length of the shield; l, length of element (appendages); ra_1-3, raptorial appendages 1–3; rae_1-5, elements 1–5 of raptorial appendages; w, width of element (appendages).