Species Texamaurops reddelli - Kretschmarr Cave Mold Beetle
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Staphyliniformia)
Superfamily Staphylinoidea (Rove, Carrion and Fungus Beetles)
Family Staphylinidae (Rove Beetles)
Subfamily Pselaphinae (Ant-loving Beetles)
Species reddelli (Kretschmarr Cave Mold Beetle)
Explanation of Names
Texamaurops reddelli Barr and Steeves in 1963
Patronym for Texas biospeleologist James R Reddell.
Kretschmarr Cave Mold Beetle - Official USF&WS name which denotes the type locality, Kretschmarr Cave.
Body length 2.72-3.08 mm.
A small, long-legged beetle with short elytra leaving five abdominal tergites exposed; metathoracic wings absent. Color reddish-brown, shiny; pubescent hairs pale, moderately abundant and partially laid back; general body surface sparsely and weakly dotted with small pits. Ventral surface of head heavily pubescent. Eyes absent, but represented by small knobs with six vestigial eye facets. Antennae 11-segmented, simple.
Known from six caves in Travis Co., Texas
troglobite (cave obligate)
Food preferences are unknown, but it is believed to be a predator
Type Specimen: Female holotype, Kretschmarr Cave, Travis County, Texas, March 2, 1963. Collected by James R. Reddell and David McKenzie. Deposited in the Field Museum of Natural History, Chicago. Found under a rock in the second room of the cave, about 10 m from the entrance.
Listed: Endangered; September 16, 1988
Texas considers this a "Species of Greatest Conservation Need" (SGCN) (2)
“Superficially similar to Batrisodes texanus by the greatly elongated antennae and legs, as well as body size” (Chandler 1992)
Barr, T.C., Jr. 1974. The eyeless beetles of the genus Arianops
Brendel (Coleoptera, Pselaphidae) . Bull. Amer. Mus. Nat. Hist., 154: 1-52. Link
Barr, T.C., Jr. and H.R. Steeves, Jr. 1963. Texamaurops
, a new genus of pselaphids from caves in Central Texas (Coleoptera: Pselaphidae). Coleopterists’ Bulletin, 17: 117-120. JSTOR
Chandler, D.S. 1992. The Pselaphidae (Coleoptera) of Texas caves. Pp. 241-253 In: J.R. Reddell, (editor). Studies on the cave and endogean fauna of North America II. Speleological Monographs, v. 3, Texas Memorial Museum, Austin.
U. S. Fish and Wildlife Service. 1994. Recovery Plan for Endangered Karst Invertebrates in Travis and Williamson Counties, Texas. Albuquerque, New Mexico. 154 pp. Slightly modified version