Other Humanoid · El Yunque, Puerto Rico · 1977
UNI-1977ID case-9e3f561d88Added to map Oct 22, 2026
- Creature
- Other Humanoid
- When
- Jun 1977to the month
- Where
- El Yunque, Puerto Ricoto approximate level
- Reports
- 2 documents1 independent
The account
A woman and her family saw numerous thin, dark beings in the forest that appeared to attempt mental domination before running away.
Trace the source trail → every document, in time order, and how they connect
We map claims, not creatures: this is what the sources say, not proof. How a case is built
Details
- Creature
- Other Humanoid
- Where
- El Yunque, Mameyes II, Río Grande, Puerto Rico, 00738, United States
mapped to approximate level · from the report's own words - When
- Jun 1977
- Account
- Not first-hand (retold or reported by someone else)
- Backed by
- 1 independent source (2 documents; copies and reprints are not confirmations)
- Added to map
- Oct 22, 2026
- Case id
- case-9e3f561d88
Place lookups use data © OpenStreetMap contributors (ODbL), via Nominatim. All credits
Source trail (2)
Down the rabbit hole → 2 documents, and how they connect
Every link goes to where we found the account. The earliest we found is marked; it is the earliest found, not necessarily the original.
- A collection of reports from the 60's to the late 90's, relaying what can only be described as little greenish men, the majority of these encounters would take place in Puerto Rico & Brazil
Reddit · 2024-01-31
Earliest found, not necessarily the original. - A collection of reports from the 60's to the late 90's, relaying what can only be described as little greenish men, the majority of these encounters would take place in Puerto Rico & Brazil
Reddit · 2024-01-31
Further reading
- On the Track of Unknown Animals, Bernard Heuvelmans (1959)
The founding work of cryptozoology.
Borrow on Internet Archive - Cryptozoology A to Z, Loren Coleman and Jerome Clark (1999)
Encyclopedia of reported creatures.
Borrow on Internet Archive - Abominable Science!, Daniel Loxton and Donald Prothero (2013)
Skeptical history of the Yeti, Nessie and others.
Borrow on Internet Archive - In Search of Prehistoric Survivors, Karl Shuker (1995)
Borrow on Internet Archive
Books we have not reproduced: borrow them free at archive.org. Listing a book is not an endorsement of its claims.