diskutil list:

/dev/disk0 (internal, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *1.0 TB     disk0
   1:                        EFI EFI                     209.7 MB   disk0s1
   2:          Apple_CoreStorage Macintosh HD            999.2 GB   disk0s2
   3:                 Apple_Boot Recovery HD             650.0 MB   disk0s3
/dev/disk1 (internal, virtual):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                  Apple_HFS Macintosh HD           +998.9 GB   disk1
                                 Logical Volume on disk0s2
                                 9A1310D8-0C18-40E2-9165-71FF4E8805C8
                                 Unencrypted

diskutil cs list:

CoreStorage logical volume groups (1 found)
|
+-- Logical Volume Group 200B26FD-11DE-438A-8CE9-5CEA3A32BB1C
    =========================================================
    Name:         Macintosh HD
    Status:       Online
    Size:         999223816192 B (999.2 GB)
    Free Space:   0 B (0 B)
    |
    +-< Physical Volume 04E0BA99-1695-4453-8331-4A88FA867A7E
    |   ----------------------------------------------------
    |   Index:    0
    |   Disk:     disk0s2
    |   Status:   Online
    |   Size:     999223816192 B (999.2 GB)
    |
    +-> Logical Volume Family 81967E5E-008A-48A9-8913-AC646CA63C12
        ----------------------------------------------------------
        Encryption Type:         None
        |
        +-> Logical Volume 9A1310D8-0C18-40E2-9165-71FF4E8805C8
            ---------------------------------------------------
            Disk:                  disk1
            Status:                Online
            Size (Total):          998871494656 B (998.9 GB)
            Revertible:            Yes (no decryption required)
            LV Name:               Macintosh HD
            Volume Name:           Macintosh HD
            Content Hint:          Apple_HFS

sudo gpt -r show /dev/disk0:

       start        size  index  contents
           0           1         PMBR
           1           1         Pri GPT header
           2          32         Pri GPT table
          34           6
          40      409600      1  GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B
      409640  1951609016      2  GPT part - 53746F72-6167-11AA-AA11-00306543ECAC
  1952018656     1269536      3  GPT part - 426F6F74-0000-11AA-AA11-00306543ECAC
  1953288192      921895
  1954210087          32         Sec GPT table
  1954210119           1         Sec GPT header

sudo fdisk /dev/disk0:

Disk: /dev/disk0	geometry: 121643/255/63 [1954210120 sectors]
Signature: 0xAA55
         Starting       Ending
 #: id  cyl  hd sec -  cyl  hd sec [     start -       size]
------------------------------------------------------------------------
 1: EE 1023 254  63 - 1023 254  63 [         1 - 1954210119] <Unknown ID>
 2: 00    0   0   0 -    0   0   0 [         0 -          0] unused
 3: 00    0   0   0 -    0   0   0 [         0 -          0] unused
 4: 00    0   0   0 -    0   0   0 [         0 -          0] unused