/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *120.0 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: Apple_HFS 119.7 GB disk0s2
/dev/disk1 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *250.1 GB disk1
1: EFI EFI 209.7 MB disk1s1
2: Apple_APFS Container disk2 246.0 GB disk1s2
3: Apple_HFS OS X Base System 3.7 GB disk1s3
/dev/disk2 (synthesized):
#: TYPE NAME SIZE IDENTIFIER
0: APFS Container Scheme - +246.0 GB disk2
Physical Store disk1s2
1: APFS Volume Macintosh HD 33.7 GB disk2s1
2: APFS Volume Preboot 23.9 MB disk2s2
3: APFS Volume Recovery 516.1 MB disk2s3
4: APFS Volume VM 5.4 GB disk2s4
/dev/disk3 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: FDisk_partition_scheme *1.0 TB disk3
1: Windows_NTFS SAMSUNG 1.0 TB disk3s1
MacBook-Pro:~ julien$