Science

Boussingault, Jean-Baptiste

French chemist

Parnassian Butterfly

insect subfamily

Loganiaceae

plant family

Willstätter, Richard

German chemist

Bubble Shell

marine snail

Vinogradov, Ivan Matveyevich

Soviet mathematician

Clam Shrimp

crustacean

Philepittidae

bird family

Dace

fish

Arginine

biochemistry

Phalanger

marsupial

Carnosaur

dinosaur group

Muridae

rodent family

Lake Trout

fish

Haustorium

& Facts

Nepheline Syenite

rock