race·run·ner

(rās′rŭn′ər)

Any of several swift teiid lizards, especially Aspidoscelis sexlineata (syn. Cnemidophorus sexlineatus) of the United States and northern Mexico, having a brownish body with longitudinal light-colored stripes.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

race•run•ner

(ˈreɪsˌrʌn ər)

n.

a whiptail lizard, Cnemidophorus sexlineatus, common in the eastern and central U.S., that runs with great speed.

[1640–50]

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

racerunner - very swift lizard of eastern and central United States

Cnemidophorus sexlineatus, race runner, six-lined racerunner

whiptail, whiptail lizard - any of numerous very agile and alert New World lizards

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References in periodicals archive

Natural history of the six-lined racerunner (Cnemidophorus sexlineatus).

Thermoregulation by a population of Aspidoscelis calidipes from Apatzingan, Michoacan, Mexico

Aspidoscelis neotesselata is a parthenogenetic species that originated as the result of hybridization between a diploid unisexual Common Checkered Whiptail (Aspidoscelis tesselata), and a diploid sexual species, Six-lined Racerunner (A.

Discovery of the parthenogenetic Colorado Checkered Whiptail, Aspidoscelis neotesselata (Squamata: Teiidae), in Washington state

As a specialised supplier of mass storage combined with data acceleration software, WhipTail's Racerunner uses OCZ's SSDs as building blocks into a reliable and performance oriented platform.

WhipTail Technologies selects OCZ's solid state drives

Ecology and behavior of the six-lined racerunner, Cnemidophorus sexlineatus.

The use of odors in burrow selection by the whiptail lizard Aspidoscelis laredoensis B (Squamata: Teiidae)

maculosus), Eastern Slender Glass Lizard (Ophisaurus attenuatus longicaudus), Southeastern Five-lined Skink (Eumeces inexpectatus), Broad-headed Skink (Eumeces laticeps), Eastern Six-lined Racerunner (Aspidoscelis sexlineata sexlineata), Northern Scarlet Snake (Cemophora coccinea copei), Red Cornsnake (Elaphe guttata), Milksnake (Lampropeltis triangulum), Southeastern Crowned Snake (Tantilla coronata), Eastern Hog-nosed Snake (Heterodon platirhinos), Eastern River Cooter (Pseudemys c.

The herpetofauna of the upper Duck River watershed in Coffee County, Tennessee

Aspidoscelis sexlineata (Linnaeus, 1766), Six-lined Racerunner (I)

Herpetological assemblages of the Michigan Regional Landscape Ecosystems

The six-lined racerunner (Cnemidophorus sexlineatus), bullsnake (Pituophis melanoleucus), and eastern hognose snake (Heterodon platirhinus) were also relatively common; however, I observed each in only two counties in northwest Indiana.

Amphibians and reptiles from twenty-three counties of Indiana

Already Blankinship has reports of use by many reptiles and amphibians in the newly planted habitats: Texas tortoise and Texas indigo snake, both endangered in the state; the giant toad, threatened in Texas; Gulf Coast toad; checkered whiptail; six-lined racerunner. This spring the refuge will begin intensive monitoring of small animals on the replanted sites, including the installation of drift fences for amphibians and reptiles.

Herpin' around: Thought it just took a little water to make these critters happy? Biologists say it takes trees to make frogs sing and snakes slither

These species were Bufo quercicus (oak toad), Bufo terrestris (southern toad), Gastrophryne carolinensis (narrow-mouth toad), Gopherus polyphemus (gopher tortoise), Anolis carolinensis (green anole), Cnemidophorus sexlineatus (six-lined racerunner), Eumeces egregius (mole skink), Eumeces inexpectatus (southeastern five-lined skink), Neoseps reynoldsi (sand skink), Sceloporus woodi (Florida scrub lizard), Cemophora coccinea (Florida scarlet snake), Coluber constrictor (southern black racer), Masticophis flagellum (eastern coachwhip), Tantilla relicta (crowned snake), Aphelocoma coerulescens (Florida Scrub Jay), Cryptotis parva (least shrew), Peromyscus polionotus (oldfield mouse), and Podomys fioridanus (Florida mouse).

HABITAT FRAGMENTATION AND THE ABUNDANCES OF VERTEBRATES IN THE FLORIDA SCRUB

on the basis of size (small and large dentaries), it is likely that the fossils represent two or more species of Cnemidophorus, one in the size range of the Recent six-lined racerunner C.

Late Pleistocene lizards from Fowlkes Cave, Culberson County, Texas

Diet of the Texas yellow-faced racerunner, Cnemidophorus sexlineatus stephensi (Sauria: Teiidae), in southern Texas.

Characteristics of peripheral populations of parthenogenetic Cnemidophorus laredoensis a (Squamata: Teiidae), in southern Texas