I don’t have a direct answer right now, but in a manuscript about hippocampal subfields I compiled a very brief table that might help as a starting place for searching out more!
see Table 1 on page 3. It’s not super relevant to the question, but I also had fun making a 3D video of hippocampal gray matter subfields as a supplement to the manuscript.
Article:
Article Posttraumatic Stress Disorder and Depression Symptom Severit...
Video (RG keeps messing with the link to the journal supplement, so I used a YouTube link instead)