Stenamma californicum Snelling

Submitted by David on Thu, 09/09/2010 - 00:57
Genus Species: 
Stenamma californicum
Biology
Biology Introduction: 

Very Little is know about this species. The types were found in fern humus and a second collection is noted as being from the leaf litter in chaparral. Other collections show it has also been collected in woodlands.

Identity
Identification: 

A relatively small and variable speices in the diecki group. Eyes with 3-5 facets in greatest diameter; thoracic rugulae coarse, close, interspaces moderately to strongly shiny; postpetiole shiny between rugulae; first tergite lightly punctulate on basal third or less; first sternite punctulate and firiely striolate, at least at sides. The sculptured first sternite, within this group, is shared with Stenamma dyscheres, but that species is usually larger, has distinct, rather coarse rugulae on the sides of the thorax, usually has distinct longitudinal striae on the first sternite and the first tergite is not distinctly punctulate.

Workers are uniformly light ferruginous with the sutures and margins a little darker.

Etymology Text: 

Named for the state of California.

Occurrence
Range: 

USA and Mexico. Known from California, Arizona and Baja California.

Johnson and Ward (2002)

Region: 
Nearctic
Type Information
Type Information: 

Holotype and 14 paratype workers: Snow Creek Canyon, San Jacinto Mts., Riverside Co., CALIF., 20 March 1954 (J. N. Belkin, et al.) in fern humus. Holotype and 8 paratypes in LACM; one paratype each in AMNH, MCZ, USNM, ACC, GCW and WSC.

 

Holotype: LACM; Paratypes: AMNH, LACM, MCZ, USNM

Type Locality: 

USA. Snow Creek Canyon, San Jacinto Mountains, Riverside Co., California.