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A subfamily of snakes commonly known as pit vipers, crotaline snakes, or pit adders in the family VIPERIDAE. They are distinguished by a deep pit cal…

A genus of snakes of the subfamily Crotalinae, having a hollowed out pit in the maxillary bone between the eye and nostril. Most well recognized spec…

A plant genus of the family EUPHORBIACEAE. The common name of dragon's blood is also used for DRACAENA and Daemonorops (ARECACEAE). CROTON TIGLIUM is…

Common name for the largest birds in the order PASSERIFORMES, family Corvidae. These omnivorous black birds comprise most of the species in the genus…

A large subphylum of mostly marine ARTHROPODS containing over 42,000 species. They include familiar arthropods such as lobsters (NEPHROPIDAE), crabs …

A plant genus of the family LAURACEAE. Members contain cryptofolione, caryachine, grandisin and other compounds. Some PEUMUS species have been reclas…

Cryptococcal capsular antigen detected in serum, cerebrospinal fluid, or another validated specimen.

A mitosporic Tremellales fungal genus whose species usually have a capsule and do not form pseudomycellium. Teleomorphs include Filobasidiella and Fi…

A species of the fungus CRYPTOCOCCUS. Its teleomorph is Filobasidiella bacillispora.

A species of the fungus CRYPTOCOCCUS. Its teleomorph is Filobasidiella neoformans.

A plant genus of the family ASCLEPIADACEAE. Members contain the alkaloids quindoline, CSA-3, cryptolepine, and neocryptolepine.

A plant genus of the family CUPRESSACEAE which produce POLLEN that is a major ALLERGEN.

A class of EUKARYOTA (traditionally algae), characterized by biflagellated cells and found in both freshwater and marine environments. Pigmentation v…

A family of parasitic organisms in the order EIMERIIDA. CRYPTOSPORIDIUM is the most important genus.

A genus of coccidian parasites of the family CRYPTOSPORIDIIDAE, found in the intestinal epithelium of many vertebrates including humans.

A species of parasitic protozoa that infects humans and most domestic mammals. Its oocysts measure five microns in diameter. These organisms exhibit …

A genus of FLEAS in the family Pulicidae. It includes the cat flea (Ctenocephalides felis), one of the most common species on earth.

Phylum of marine colenterates characterized by eight comb rows of fused cilia on the body surface. In contrast to CNIDARIA they lack stinging cells, …

A class of highly venomous jellyfish in the phylum CNIDARIA. They are referred to as box jellyfish based upon their cube (box) shape.

A genus of large SEA CUCUMBERS possessing the primitive radial configuration of podia in all five ambulacral areas.

A plant genus of the family CUCURBITACEAE, order Violales, subclass Dilleniidae best known for cucumber (CUCUMIS SATIVUS) and cantaloupe (CUCUMIS MEL…

A plant species of the family CUCURBITACEAE, order Violales, subclass Dilleniidae known for the melon fruits with reticulated (net) surface including…

A creeping annual plant species of the CUCURBITACEAE family. It has a rough succulent, trailing stem and hairy leaves with three to five pointed lobe…

A genus of plant viruses of the family BROMOVIRIDAE, which infect cucurbits and solanaceous plants. Transmission occurs via aphids in a non-persisten…

A plant genus of the family CUCURBITACEAE, order Violales, subclass Dilleniidae, which includes pumpkin, gourd and squash.

The gourd plant family of the order Violales, subclass Dilleniidae, class Magnoliopsida. It is sometimes placed in its own order, Cucurbitales. 'Melo…

A genus of mosquitoes (CULICIDAE) commonly found in tropical regions. Species of this genus are vectors for ST. LOUIS ENCEPHALITIS as well as many ot…

A family of the order DIPTERA that comprises the mosquitoes. The larval stages are aquatic, and the adults can be recognized by the characteristic WI…

Insects of the order DIPTERA, suborder NEMATOCERA. They include mosquitoes, gnats, black flies, and true flies.

A plant genus of the family APIACEAE. The seed is used in SPICES.