Pickfordiateuthis bayeri, or Bayer’s grass squid, is a species of squid in the family Loliginidae.

[1] A small squid, the female specimens sized between 23 and 26 mm mantle length.

[2] Found in the western Atlantic Ocean, particularly in the Caribbean region.

Specimens were collected from a swarm of squid at ~110m depth.

[3] This squid-related article is a stub.