Xenelmis sandersoni Brown

Manzo, Verónica, 2006, A review of the American species of Xenelmis Hinton (Coleoptera: Elmidae), with a new species from Argentina, Zootaxa 1242, pp. 53-68 : 63-64

Xenelmis sandersoni Brown

Xenelmis sandersoni Brown 1985: 53

Diagnosis

This species may be distinguished from all other known Xenelmis species by the following combination of characters: (1) third strial interval of elytra raised, with row of tubercles; (2) characters unique for the male genitalia: penis triangular with bisinuate sides and apex enlarged; parameres subtriangular shorter than penis; phallobasis open and longer than parameres. Female genitalia as illustrated in Fig. 16 .

Distribution

USA and Mexico.

Material examined

1 female Mexico, Chihuahua, 4 miles south of Galeana, vii/22/1973. HP Brown coll.

Figures

FIGURES 1 – 16. 1 – 3, Xenelmis uruzuensis sp. nov.: 1, male genitalia, ventral view; 2, lateral view of same; 3, female genitalia. 4 – 5, X. tarsalis (paratype): 4, male genitalia, ventral view; 5, lateral view of same. 6 – 7, X. audax (paratype): 6, male genitalia, ventral view; 7, lateral view of same. 8 – 9, X. comis (paratype): 8, male genitalia, ventral view; 9, lateral view of same. 10, X. rufipes (type): male genitalia, ventral view. 11 – 12, X. leechi (type): 11, male genitalia, ventral view; 12, lateral view of same. 13 – 14, X. marcapata (type): 13, male genitalia, ventral view; 14, lateral view of same. 15, X. laura (paratype): male genitalia, ventral view. 16, X. sandersoni: female genitalia, ventral view. Scale bars = 0.10 mm, Fig. 3 = 0.20 mm.