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Table 1 Overview of events and event abbreviations

From: Evolution of eumalacostracan development—new insights into loss and reacquisition of larval stages revealed by heterochrony analysis

Event group Event Information Abbreviation
Epidermal appendage development 1 Anlage of the first and second antenna present. [A1/A2]
2 Anlage of the mandible present. [Md]
3 Anlage of the first maxilla present. [Mx1]
4 Anlage of second maxilla present. [Mx2]
5 Anlage of the first thoracopod present. [T1]
6 Anlage of the sixth pleopod present. [P6]
Segmentation 7 All mesodermal segment anlagen present. [FS]
Myogenesis 8 Stomodeal muscle precursor group present. [st]
9 Medial extrinsic appendage muscle precursor of first antenna present. [a1-m]
10 Lateral extrinsic appendage muscle precursor of second antenna present. [a1-l]
11 Medial extrinsic appendage muscle precursor of second antenna present. [a2-m]
12 Lateral extrinsic appendage muscle precursor of second antenna present. [a2-l]
13 Medial extrinsic appendage muscle precursor of mandible present. [md-m]
14 Lateral extrinsic appendage muscle precursor of mandible present. [md-l]
15 Medial extrinsic appendage muscle precursor of first maxilla present. [mx1-m]
16 Lateral extrinsic appendage muscle precursor of first maxilla present. [mx1-l]
17 Longitudinal muscle precursor in first maxilla segment present. [lmp-mx1]
18 Medial extrinsic appendage muscle precursor of second maxilla present. [mx2-m]
19 Lateral extrinsic appendage muscle precursor of second maxilla present. [mx2-l]
20 Longitudinal muscle precursor in second maxilla segment present. [lmp-mx2]
21 Lateral extrinsic appendage muscle precursor of first thoracopod present. [t1-m]
22 Medial extrinsic appendage muscle precursor of first thoracopod present. [t1-l]
23 Longitudinal muscle precursor in first thoracopod segment present. [lmp-t1]
24 Longitudinal muscle precursor in sixth pleopod segment present. [lmp-p6]
25 Posterior longitudinal muscle primordium present. [lmp-post]
Neurogenesis 26 Anlagen of naupliar ganglia present. [NGA]
27 Anlagen of first maxilla ganglion present. [mx1-g]
28 Anlagen of second maxilla ganglion present. [mx2-g]
29 Anlagen of first thoracopod ganglion present. [t1-g]
30 Anlagen of sixth pleopod ganglion present. [p6-g]
31 Anlage of the nauplius eye present. [NEA]
32 Posterior pioneer neurons with anterior longitudinal neurite bundles present. [PPN]
Hatching 33 Larva or Juvenile hatches from the egg membrane. End of embryogenesis. [HAT]
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EvoDevo

ISSN: 2041-9139