Search the Dictionary

Webster’s Dictionary (1828)



66 words match “ARVAL”

LONGICORNIA n.
large number of species, in which the antennæ are very long. Most of them, while in the larval state, bore into the wood or beneath the bark of trees, and some species are very destructive to fruit and shade trees. See Apple borer, under Apple, and Locust beetle, under Locust.
MAGGOT n.
The footless larva of any fly. See Larval.
MEASLY a.
Containing larval tapeworms; -- said of pork and beef.
METANAUPLIUS n.
A larval crustacean in a stage following the nauplius, and having about seven pairs of appendages.
MINER n.
Any of numerous insects which, in the larval state, excavate galleries in the parenchyma of leaves. They are mostly minute moths and dipterous flies.
NECROPHAGAN a.
Any species of a tribe (Necrophaga) of beetles which, in the larval state, feed on carrion; a burying beetle.
NEGRO a.
Durra. McElrath. -- Negro fly (Zoöl.), a black dipterous fly (Psila rosæ) which, in the larval state, is injurious to carrots; -- called also carrot fly. -- Negro head (Com.), Cavendish tobacco. [Cant] McElrath. -- Negro monkey (Zoöl.), the moor monkey.
NUT n.
l.), any species of weevils of the genus Balaninus and other allied genera, which in the larval state live in nuts.
PAEDOGENESIS n.
Reproduction by young or larval animals.
PAEDOGENETIC a.
Producing young while in the immature or larval state; -- said of certain insects, etc.
POLYEIDIC a.
Passing through several distinct larval forms; -- having several distinct kinds of young.
POTATO n.
A beetle (Doryphora decemlineata) which feeds, both in the larval and adult stages, upon the leaves of the potato, often doing great damage. Called also Colorado potato beetle, and Doryphora. See Colorado beetle. (b) The Lema trilineata, a smaller and more slender striped beetle which feeds upon the potato plant, bur d…
PROSCOLEX n.
An early larval form of a trematode worm; a redia. See Redia.
PUPIPAROUS a.
Bearing, or containing, a pupa; -- said of the matured larvæ, or larval skins, of certain Diptera.
SIREDON n.
The larval form of any salamander while it still has external gills; especially, one of those which, like the axolotl (Amblystoma Mexicanum), sometimes lay eggs while in this larval state, but which under more favorable conditions lose their gills and become normal salamanders. See also Axolotl.
SPOROCYST n.
An asexual zooid, usually forming one of a series of larval forms in the agamic reproduction of various trematodes and other parasitic worms. The sporocyst generally develops from an egg, but in its turn produces other larvæ by internal budding, or by the subdivision of a part or all of its contents into a number of mi…
SPOROSAC n.
An early or simple larval stage of trematode worms and some other invertebrates, which is capable or reproducing other germs by asexual generation; a nurse; a redia.
STAGE n.
rked phases or periods in the development and growth of many animals and plants; as, the larval stage; pupa stage; zoea stage. Stage box, a box close to the stage in a theater. -- Stage carriage, a stagecoach. -- Stage door, the actor's and workmen's entrance to a theater. -- Stage lights, the lights by which the st…
STREPSIPTERA n.
appendages, while the posterior ones are large and membranous. They are parasitic in the larval state on bees, wasps, and the like; -- called also Rhipiptera. See Illust. under Rhipipter.
STYLOPS n.
A genus of minute insects parasitic, in their larval state, on bees and wasps. It is the typical genus of the group Strepsiptera, formerly considered a distinct order, but now generally referred to the Coleoptera. See Strepsiptera.
← Previous Page 3 of 4 Next →