158 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 64 



Descriptions of genera and species — Continued. 



Order Opisthoparia Beecher — Continued. page 



Acrocephalites stenometopus (Angelin) (pi. 24, figs, i, la-b) . [81 



Acrocephalites tutus, new species (pi. 24, figs. 6, 6a) 181 



Acrocephalites ? vulcanus (Billings) (pi. 26, fig. 2) 182 



Genus Alokistocare Lorenz 182 



Alokistocare althea, new species (pi. 25, figs. 3, za, 4, 4^) 184 



Alokistocare ? labrosum, new species (pi. 25, figs. 5, 50) 184 



Alokistocare linnarssoni (Walcott) (pi. 25, figs. 7, ja) 185 



Alokistocare poniona, new species (pi. 25, fig. 6) 186 



Alokistocare ? prospectense (Walcott) (pi. 25, fig. 8) 186 



Alokistocare subcoronatum (Hall and Whitfield) (pi. 25. 



fig. 2) 187 



Alokistocare ticida, new species (pi. 26, figs. 6, 6a) 187 



Genus Lonchocephalus Owen 188 



Lonchocephalus appalachia, new species (pi. 35, figs. 6, 6a-e) . 190 



Lonchocephalus bunus, new species (pi. 34, figs. 9, ga) 190 



Lonchocephalus chippewaensis Owen (pi. 34, figs. 3, 3a; 



pl- 37) 190 



Lonchocephalus minor (Shumard) (pi. 34, figs. 8, Ba-h) 192 



Lonchocephalus minutus (Bradley) (pi. 34, figs. 4, 40-^).... 193 



Lonchocephalus pholus, new species (pi. 34, figs, i, la-b) 194 



Lonchocephalus plena, new species (pi. 34, figs. 2, 2a) 194 



Lonchocephalus sospita, new species (pi. 36, figs, i, la) I95 



Saratogia, new genus 19S 



Saratogia arses, new species (pi. 35, figs. 4, 4a-&) 196 



Saratogia aruno, new species (pi. 35, figs. 5, 5a-&) 196 



Saratogia calcifera (Walcott) (pi. 34, figs. 6, 6a-e) 197 



Saratogia hera, new species (pi. 35, figs. 3, Z(i-b) I97 



Saratogia volux, new species (pi. 35, figs. 2, 2a) 198 



Saratogia wisconsensis (Owen) (pi, 34, figs. 5, 5a-c) 19 



Family Ceratopygidae I99 



Genus Crepicephalus Owen 199 



Crepicephalus augusta Walcott (pi. 29, figs. 6, 6a-b) 204 



Crepicephalus caviiro, new species (pi. 32, figs. 2, 2a) 205 



Crepicephalus comus, new species (pi. 31, figs. 3, 2i(i) 205 



Crepicephalus coosensis, new species (pi. 32, figs. 3, za-f) .... 206 



Crepicephalus coria, new species (pi. 22» figs. 3, Za-g) 206 



Crepicephalus dis, new species (pi. 32, figs, i, la-c) 207 



Crepicephalus iowensis (Owen) pi. 29, figs, i, 2, 2a-/) 207 



Crepicephalus liliana Walcott (pi. 29, figs. 5, S^^'-c) 209 



Crepicephalus texanus (Shumard) (pi. 29, fig. 7; pi. 30, figs. 



1-4, 4a) 209 



Crepicephalus texanus danace, new variety (pi. 29, figs. 3, 30) 214 

 Crepicephalus texanus elongates, new variety (pi. 29, figs. 



4, 4a) 214 



Crepicephalus thoosa, new species (pi. 31, figs, i, la-k) 214 



Crepicephalus tripunctatus (Whitfield) (pi. 33, figs, i, la-b) . . 215 

 Crepicephalus tripunctatus magtiispinus, new variety (pi. 33, 



figs. 2, 2a-c) 216 



