• Creature The Mackled Malaclaw is a creature of the shore and coastline, resembling a lobster. The malaclaw’s bite gives the victim bad luck for up to a week. It has light gray shell with green spots and is around twelve inches long. While it looks edible the Mackled Malaclaw should never… Read More
• Event The Magical Congress of the United States  was housed in a secret edifice somewhere in the Appalachian Mountains until 1760, when it was relocated to Williamsburg, Virginia, the home of Thornton Harkaway, then President of MACUSA (Pm). Unfortunately for the local No-Maj population, President Harkaway raised Crups, a type of… Read More
• Businesses, merchants, and shops The Magical Menagerie is a very crowded pet store in Diagon Alley, noisy with the sounds of all the animals, where Hermione bought Crookshanks. The proprietor is a witch who wears heavy black spectacles. She offers advice and sells things like rat tonic. Other creatures for sale… Read More
• Creature Magical pests are a variety of destructive and/or mischievous magical creatures who like to inhabit human spaces. Read More
• Occupations A Magizoologist is a witch or wizard who studies magical creatures (FB). Read More
• Headlines and advertisements Making sure the purchaser of your old wand is human is a public information article in the Daily Prophet, following a report about goblin riots (DP3). A handy guide to species identification was included on page 11 of the Prophet after the goblins rioted in Chipping Clodbury using illegally obtained wands. Read More
• Plants Centaurs burn this, observing the fumes and flames to refine the results of their stargazing (OP27). Read More
• Creature The Manticore is a beast with a human-like head, a lion’s body, and the tail of a scorpion. Read More
• Character A “thin and nervous-looking” boy, in Ravenclaw and a year ahead of Harry. A candidate for the Slug Club because his Uncle Damocles invented Wolfsbane potion (HBP7), but not a favored member because he does not see much of his Uncle Damocles. Read More
• Quidditch The Mascot Restriction was a motion to restrict mascots to “herbivores, creatures smaller than a cow and nothing that breathes fire”. It was defeated by an overwhelming majority in 1995. Quidditch supporters worldwide have been opposed to any meddling with what they see as a traditional, colourful part… Read More
• Creature The Matagot is a magical beast that resembles a large, black cat with bulging blue eyes. They are spirit familiars that guard the French Ministry of Magic but will not harm anyone unless they are provoked. When attacked, they multiply and mutate becoming more aggressive. If taken from their… Read More
• Character Mauler is one of three pet Kneazles belonging to Newt Scamander and his wife Porpentina (FB). Read More
• Thing A book about fantastic creatures found in Newt Scamander’s shed inside his brown leather suitcase (WFT). Read More
• Thing Memories can be removed from the head of a witch or wizard and placed into a vessels known as a Pensieve to be viewed and studied. After removal, memories can be tampered with, as Horace Slughorn did when he tried to revise and conceal his own memory of teaching Tom… Read More
• Creature Merpeople are sentient beings who live underwater in lakes and seas, although they can breathe air for short periods of time. Read More
• Creature A distinct variety of Merperson from the lakes and seas of Ireland. They live in cooler waters than the selkie of Scotland, and are generally considered less beautiful than their Scottish cousins (FB). Read More
• Character Milly is one of three pet Kneazles owned by Newt Scamander and his wife Porpentina (FB). Read More
• Rules and laws Ban on Experimental Breeding 1965 written by Newt Scamander (FB) Code of Wand Use clause 3: no non-human creature permitted a wand (GF9) Decree for the Reasonable Restriction of Underage Sorcery 1875 (CS2, CS5, PA3, OP2, OP8) Violation under paragraph… Read More
• Furniture and household items Ordinary mirrors are found in bathrooms, dormotories and on corridors in Hogwarts. Read More
• Source MNA refers to a series of essays written by Rowling originally for Pottermore detailing the history of magic on the North American continent as well as the background of the Magical Congress of the United States and of Ilvermorny, the North American school of magic. The Magical Congress of… Read More
• Character Modesty Rabnott was a thirteenth century Witch living in Kent. She tried to stop Barberus Bragge from his barbaric treatment of a Golden Snidget during a Cuaditch match, only to be fined 10 Galleons for her trouble (a huge amount of money in those days). According to the… Read More
• Nature preserves The Modesty Rabnott Snidget Reservation was established in the fourteenth century in Somerset to protect a dwindling population of Golden Snidgets. Dwindling because they were being hunted for sport as well as killed in Quidditch matches, the Chieftainess of the Wizards’ Council, Elfrida Clagg, made the… Read More
• Creature A moke is a small magical lizard of Britain and Ireland which grows up ten inches long. The moke has never been noticed by Muggles thanks to its ability to shrink at will. This habit of  shrinking when approached makes the lizard’s silver-green skin prized by wizards and witches for purses and… Read More
• Magical objects A small, slightly furry pouch worn round the neck for holding possessions, made from the skin of the moke.  Items stored in a mokeskin pouch can only be retrieved by the owner. Read More
• Books and Literature The Monster Book of Monsters is a book about magical creatures. It is the required textbook for Care of Magical Creatures class in Harry Potter’s third year (PA1, PA4). Hagrid sends Harry a copy for his birthday, but he has to hold it shut with… Read More
• Food and drinks Newt Scamander kept a crate of Mooncalf Pellets in his work shed. In 1926, Jacob Kowalski fed them to the Mooncalves inside Newt Scamander’s case (WFT). Read More
• Creature Someone interviewed by The Quibbler claimed to have brought back a bag of moon frogs to prove his claim that he had flown to the moon on a Cleansweep 6 (OP10). Read More
• Titles, nicknames, and honorifics Nicknames of the Marauders used amongst themselves and in the creation of the Marauders Map. Moony = Remus Lupin, refers to being a werewolf Wormtail = Peter Pettigrew, refers to being a rat Animagus Padfoot = Sirius Black, refers to being a black dog – also another name for The… Read More
• Character Morfin Gaunt was the son of Marvolo Gaunt. He is first seen dressed in rags, his thick hair so matted with dirt the color was indistinguishable. He was missing several teeth, and his eyes, like those of his father and sister, looked in opposite directions. Morfin is a Parselmouth and… Read More
• Character Morgan is young wizard who is the subject of “The Rhyme of Gormless Morgan”, which appears in the Book of Spells (BoS). He is ordered to capture a Gorgon, however the attempt ends very unhappily for him. Read More
• Character A Ministry raid on his house in August 1992 turned up some extremely odd ferrets (CS3). Read More
• Character Female acromantula, wife of Aragog (CS15). Read More
• Event Mascots have been a problem at several Quidditch matches. An attempt by the International Confederation of Wizards Quidditch Committee (ICWQC) to restrict the size and nature of mascots to “herbivores, creatures smaller than a cow and nothing that breathes fire” was defeated in 1995 (Pm). Currently… Read More
• Mountains, hills, and landforms Mount Greylock is a mountain in western Massachusetts in the U.S. whose highest peak is where Ilvermony School of Witchcraft and Wizardry stands. It is also where the Steward family lived in the 1600s (Pm). Read More
• Headlines and advertisements Muggles Not as Stupid as We Think, says Ministry Report is the headline for a lead article in the Daily Prophet (DP1). This article in the Prophet outlines the findings of a report by a committee on Muggles, headed by Professor Phoebus Penrose, entitled “A Study… Read More
• Character Burdock Muldoon was Chief of Wizards’ Council in the mid-14th century. Muldoon tried to define the difference between a “being” and a “beast.” He decreed that any creature that had two legs was a “being,” and therefore deserving of better representation and treatment. When he called a summit meeting to discuss… Read More
• Character Merchiefteness of the Merfolk living in the Hogwarts lake.  She is described as “a particularly wild and ferocious-looking female.” (GF26)… Read More
• Creature The Murtlap is a rat-like creature with a growth on its back resembling a sea anemone, which when pickled can be used to promote resistance to curses. Read More
• Diseases and healing The bite from the rat-like Murtlap initially causes the victim to pass out. While not considered serious, there can be side-effects within 48 hours, such as flames erupting from their bottoms. Therefore victims should be monitored closely (WFT). Read More
• Magical effects Music is a powerful magic often associated with healing and lifting the spirit. Read More
• Character Myrtle Elizabeth Warren was a Ravenclaw student in the 1940s who was killed by the basilisk from the Chamber of Secrets. She became the ghost known as Moaning Myrtle. Read More