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This is a primitive scolioid group whose closest relationship appears to be with the Tiphiidae.
The family is known from the single genus Sierolomorpha which has six New World species
ranging from North America south to Panama, one possibly adventive species in Hawaii, and
two Old World species from North China and Tadzhikistan.
There is no information on host relationships, but the lack of a tarsal pecten in Sierolomorpha
females suggests that they are not fossorial in habit.
Revision: Evans, 1961. Breviora, No. 140, 12 pp., 6 figs.
Taxonomy: Melander and Erues, 1932. Mus. Compar. Zool. Bui. 73: 500. —Schuster, 1949.
Ent. Amer. (n. s.) 29: 124-125.
Genus SIEROLOMORPHA Ashmead
Sierolomorpha Ashmead, 1903. Canad. Ent. 35: 42.
Type-species: Sierola (?) ambigua Ashmead. Orig. desig.
Sierolomorpha apache Evans
Ariz.
Sierolomorpha apache Evans, 1961. Breviora, No. 140, p. 5, fig. 6. S-
Sierolomorpha bicolor Evans
Ariz.
Sierolomorpha bicolor Evans, 1961. Breviora, No. 140, p. 4, fig. 5. ♀, ♂.
Sierolomorpha brevicornis Evans
S. C. (Greenville).
Sierolomorpha breviconiis Evans, 1961. Breviora, No. 140, p. 8, fig. 3. ♂.
Sierolomorpha canadensis (Provancher)
Alta., Ont. and Mass. south to Ariz., Tex. and Fla.
Photopsis Ca^iadensis Provancher, 1888. Addit. Corr. Faune Ent. Canada Hym., p. 410. ♂.
Secondary homonym in Mutilla.
Sierola^ ambigua Ashmead, 1893. U. S. Natl. Mus., Bui. 45: 56.
Mutilla tertia Dalla Torre. 1897. Cat. Hym., v. 8, p. 91. N. name.
nigreseens Evans. Yukon, Alta. and Sask. south to Calif., Ariz, and Colo.
Sierolomorpha nigreseens Evans, 1961. Breviora, No. 140, p. 9, fig. 1. ♂, ♀.
Sierolomorpha similis Evans
Conn, south to Ga., W. Va., Kans.
Sierolomorpha similis Evans, 1961. Breviora, No. 140, p. 6, fig. A. S, 9.
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