Linogeraeus hospes (Casey)

Prena, Jens, 2009, A Review of the Species of Geraeus Pascoe and Linogeraeus Casey Found in the Continental United States (Coleoptera: Curculionidae: Baridinae), The Coleopterists Bulletin 63 (2), pp. 123-172 : 159-161

Linogeraeus hospes (Casey)

( Figs. 46–48 , 78 )

Centrinus hospes Casey 1892:585 . Holotype female, labeled ‘‘Tucson,/ Arizon,/ Wickham,’’ ‘‘Casey/ bequest/ 1925,’’ ‘‘Type USNM/ 37843,’’ Casey’s handwriting ‘‘hospes/ Csy/ 5 acuminata C.’’ (USNM).

Geraeus hospes ; Champion (1908).

Centrinaspis hospes ; Casey (1920).

Linogeraeus hospes ; Kuschel (1983).

Centrinus acuminatus Casey 1892:590 . Syntypes, 2 males, 1 female, labeled (1) ‘‘ Tex.,’’ ‘‘ Casey / bequest/ 1925,’’ ‘‘ Type USNM/ 37844 ,’’ Casey’s handwriting ‘‘acuminata,’’ printed ‘‘ Casey determ./ hospes-6’’; (2) ‘‘ Ari. ’’ [encoded; stands for Tucson (Wickham)], ‘‘ Casey / bequest/ 1925,’’ ‘‘acuminata/ Paratype USNM/ 37844 ’’; (3) ‘‘ Tucson,/ Arizon,/ Wickham,’’ ‘‘ Casey / bequest/ 1925,’’ printed ‘‘ Casey determ./ hospes-3.’’ Synonymy by Casey (1920:405).

Geraeus acuminatus ; Schwarz in Leng (1920) [see Leng in Sherman (1929:392)].

Centrinus globifer Casey 1892:591 . Holotype male, labeled ‘‘Tex.’’ [encoded; stands for El Paso], ‘‘Casey/ bequest/ 1925,’’ ‘‘Type USNM/ 37847,’’ Casey’s handwriting ‘‘globifera/ Csy.’’ Synonymy by Kuschel (1983:38).

Geraeus globifer ; Schwarz in Leng (1920) [see Leng in Sherman (1929:392)].

Centrinaspis globifera ; Casey (1920).

Centrinaspis parens Casey 1920:404 . Syntypes, 1 male, 1 female, labeled (1) ‘‘Escazu, 1,200 m / Costa Rica./ Biolley ,’’ ‘‘ ♀,’’ ‘‘ Casey / bequest/ 1925,’’ ‘‘ Type USNM/ 37846 ,’’ Casey’s handwriting ‘‘parens/ Csy’ ’; (2) ‘‘ Escazu , 1,200 m / Costa Rica./ Biolley ,’’ ‘‘σ,’’ Champion’s handwriting ‘‘ Geraeus / hospes Cas ,’’ ‘‘ Casey / bequest/ 1925,’’ ‘‘parens-2/ Paratype USNM/ 37846 .’’ Synonymy by Kuschel (1983:38).

Centrinaspis rejecta Casey 1920:405 . Syntypes, 2 females, labeled (1) [without rostrum] ‘‘ Puebla / Mex.,’’ ‘‘ Casey / bequest/ 1925,’’ ‘‘ Type USNM/ 37845 ,’’ Casey’s handwriting ‘‘rejectus/ Csy’ ’; (2) ‘‘ Puebla / Mex.,’’ ‘‘ Casey / bequest/ 1925,’’ ‘‘rejecta-2/ Paratype USNM/ 37845 .’’ Synonymy by Kuschel (1983: 39).

Recognition. Linogeraeus hospes is very distinctive in both sexes; the characters presented in the key separate this species readily from all others. Asymmetrically setose antennae also occur in Odontocorynus Schönherr and Platyonyx Schönherr.

Distribution. This species occurs throughout Mexico and Central America and reaches the southern United States in Arizona, New Mexico, and Texas ( Fig. 78 ).

Type locality. Tucson , Arizona .

Material examined. United States: Arizona ( CMNC 6 , CWOB 4 , TAMU 2 , USNM 26 ), New Mexico ( TAMU 5 ) , Texas ( CMNC 40 , TAMU 3 , USNM 9 ) . Costa Rica ( CWOB 9 , USNM 6 ) , Guatemala ( USNM 1 ) , Honduras ( CWOB 14 ) , Mexico ( CMNC 3 , CWOB 62 , TAMU 157 , USNM 12 ) , Nicaragua ( CWOB 1 , TAMU 1 ). Total 361 specimens .

Temporal occurrence. July to August.

Plant associations. Unknown.

Figures

Figs. 41–48. Linogeraeus species, dorsal and lateral aspects; scale bar 1 mm. 41, 42) L. laevirostris, male; 43–45) L. appalachensis, male; 46) L. hospes, male; 47, 48) L. hospes, female.

Figs. 78–79. Map of United States (without northwestern part) and Central America showing distributions of L. hospes, L. laevirostris, L. perscitus, L. tonsilis, and L. squamirostris.