B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Life-Form Name

Description

Appears In


Acamarians

Humanoid inhabitants of Acamar III

The Vengeance Factor

Alcyones

Race that destroyed
the last Tarellian plague ship

Haven

Aldeans

Humanoid inhabitants of the
mythical world of Aldea

When The Bough Breaks

Aldebaran
Serpent

Three headed reptilian life form

Hide And Q

Allasomorph

Shape-shifters, natives of Daled IV

The Dauphin

Amphibian

Troi de-evolved into one in 2370

Genesis

Anaphasic
Life-Form

Noncorporeal being which was extremely
unstable unless it could find an organic
host to "merge" with and help it
maintain its molecular cohesion

Sub Rosa

Andorians

Humanoid race noted for its blue skin
and bilateral antenna

The Survivors 
Data´s Day

Angosians

Humanoid inhabitants of Angosia III

The Hunted

Anticans

Sentient, lupine humanoids
native to the planet Antica

Lonely Among Us

Antideans

Ichthyohumanoid life forms

Manhunt

Arachnid

Arthropod which Barclay
de-Evolved into in 2370

Genesis

Arkarian
Water Fowl

Ornithoid native of planet Arkaria,
noted for its interesting mating habits

Starship Mine

Armus

Malevolent life form
responsible for the death of Tasha Yar

Skin Of Evil

Australopithacine

Proto-human
that Riker de-Evolved into in 2370

Genesis