Okay, I'll take a stab at some write-ups.




Carapacian Traits
Ability Score Increase: Your Charisma score increases by 2, and your Dexterity score increases by 1.
Age: ???
Alignment: Most carapacians are neutral good.
Size: Medium.
Speed: Your walking speed is 30 feet.
Mute: You are incapable of speech.
Silent Spellcasting: You cast all your spells without a verbal component, even those listed as having one.
Keen Senses: You have proficiency in the Perception skill.
Naturally Quiet: You have proficiency in the Stealth skill.
Languages: You can "speak," read, and write Carapacian Sign Language. You can understand, read, and write Common, though you cannot speak it.




Cherub Traits
Ability Score Increase: Your Strength score increases by 2, and one other ability score of your choice increases by 1.
Age: ???
Alignment: Cherubs tend towards no particular alignment.
Size: Medium.
Speed: Your walking speed is 30 feet.
Cold Resistance: You have resistance to cold damage.
Menacing: You gain proficiency in the Intimidation skill.
Mountain Born: You’re acclimated to high altitude, including elevations above 20,000 feet.
Languages: You can speak, read, and write Common and Cherubic.




Crocodile Traits
Ability Score Increase: Your Dexterity score increases by 2, and your Intelligence score increases by 1.
Age: ???
Alignment: Most crocodiles are lawful evil.
Size: Small.
Speed: Your walking speed is 30 feet, and you have a swimming speed of 30 feet.
Bite: You can use your powerful jaws as a natural weapon. If you hit with it, you deal piercing damage equal to 1d6 + your Strength modifier, instead of the bludgeoning damage normal for an unarmed strike. You may also choose to treat your bite as if it were a finesse weapon.
Fire Affinity: You know the produce flame cantrip. Intelligence is your spellcasting ability for this spells.
Fire Resistance: You have resistance to fire damage.
Hold Breath: You can hold your breath for up to 15 minutes at a time.
Natural Mechanic: You have proficiency with artisan’s tools (tinker’s tools).
Languages: You can speak, read, and write Common and Nak.




Human Traits
Ability Score Increase: Your ability scores each increase by 1.
Age: Humans reach adulthood in their late teens and live less than a century.
Alignment: Humans tend toward no particular alignment.
Size: Medium.
Speed: Your base walking speed is 30 feet.
Languages: You can speak, read, and write Common and one extra language of your choice.




Iguana Traits
Ability Score Increase: Your Dexterity score increases by 2, and your Wisdom score increases by 1.
Age: ???
Alignment: Most iguanas are chaotic neutral.
Size: Small.
Speed: Your base walking speed is 30 feet, and you have a climbing speed of 30 feet.
Agility: You have resistance against damage resulting from falling. When you fall, you land on your feat even if you take damage.
Branchwalk: You have proficiency in the Acrobatics skill.
Iguana Weapon Training: You have proficiency with the blowgun, longbow, shortbow and sling.
Standing Leap: Your long jump is up to 30 feet and your high jump is up to 15 feet, with or without a running start.
Languages: You can speak, read, and write Common and Thip.



Sorry, I haven't made a picture for this one yet.

Imp Traits
Ability Score Increase: Your Dexterity score increases by 2, and your Strength score increases by 1.
Age: ???
Alignment: Most imps are neutral evil.
Size: Small.
Speed: Your base walking speed is 30 feet.
Claws: You have claws that act as natural weapons, which you can use to make unarmed strikes. If you hit with them, you deal slashing damage equal to 1d4 + your Strength modifier, instead of the bludgeoning damage normal for an unarmed strike. You may also choose to treat your claws as if they were finesse weapons.
Nimble Escape: You can take the Disengage or Hide action as a bonus action on each of your turns.
Superior Darkvision: You can see in dim light within 120 feet of you as if it were bright light, and in darkness as if it were dim light. You can't discern color in darkness, only shades of gray.
Unarmored Defense: While you are wearing no armor and not wielding a shield, your AC equals 10 + your Dexterity modifier + your Intelligence modifier.
Languages: You can speak, read, and write Common and Impish.




Leprechaun Traits
Ability Score Increase: Your Wisdom score increases by 2, and your Dexterity score increases by 1.
Age: ???
Alignment: Most leprechauns are chaotic evil.
Size: Medium.
Speed: Your base walking speed is 30 feet.
Lucky: When you roll a 1 on an attack roll, ability check, or saving throw, you can reroll the die. You must use the new result, even if it is a 1.
Woodwise: You are proficient in the Nature and Survival skills.
Languages: You can speak, read, and write Common and Leprechaunese.




Salamander Traits
Ability Score Increase: Your Dexterity score increases by 2, and your Charisma score increases by 1.
Age: ???
Alignment: Most salamanders are chaotic good.
Size: Small.
Speed: Your base walking speed is 30 feet, and you have a swimming speed of 30 feet.
Amphibious: You can breathe air and water.
Charming: You are proficient in the Deception and Persuasion skills.
Languages: You can speak, read, and write Common and Glub.




Sprite Traits
Ability Score Increase: Your Intelligence score increases by 2, and your Wisdom score increases by 1.
Age: ???
Alignment: Most sprites are lawful neutral.
Size: Medium.
Speed: Your base walking speed is 30 feet, and you have a flying speed of 30 feet (with the ability to hover).
Lore: You are proficient with one of the following skills of your choice: Arcana, History, Nature, or Religion.
Languages: You can speak, read, and write Common and two extra languages of your choice.




Troll Traits
Ability Score Increase: Your Constitution score increases by 2 and one other ability score of your choice increases by 1.
Age: ???
Alignment: Trolls tend towards no particular alignment.
Size: Medium.
Speed: Your base walking speed is 30 feet.
Superior Darkvision: You can see in dim light within 120 feet of you as if it were bright light, and in darkness as if it were dim light. You can't discern color in darkness, only shades of gray.
Languages: You can speak, read, and write Common and Trollish.

Choose one of these subraces

Landdweller
Skill Versatility: You gain proficiency in one skill of your choice.

Seadweller
Amphibious: You can breathe air and water.
Swim Speed: You have a swimming speed of 30 feet.




Turtle Traits
Ability Score Increase: Your Dexterity score increases by 2, and your Constitution score increases by 1.
Age: ???
Alignment: Most turtles are lawful good.
Size: Small.
Speed: Your base walking speed is 20 feet, and you have a swimming speed of 20 feet. Your speed is not reduced by wearing heavy armor.
Armored Body: You gain a +2 bonus to Armor Class.
Hold Breath: You can hold your breath for up to 15 minutes at a time.
Toughness: Your hit point maximum increases by 1, and it increases by 1 every time you gain a level.
Languages: You can speak, read, and write Common and Chell.