Pars 16 Stinus. — • Pachytylopsis. 79 
Genus; Stinus Sellards. 
Stinus, Sellards, Amer. Journ. Sc. XXVII. 161. 1909. — 
Handlirsch, Revis. pal. Ins. 33. 1919. 
brcTieubitalis Sellards. Stinus brevicubitalis, Sellards, Amer. 
Journ. Sc. XXVII. 161. f. 9. 1909. — • Handlirsch, Revis. 
pal. Ins. 33. 1919. 
Genus: Lecopterum Sellards. 
Lecopterum, Sellards, Amer. Journ. Sc. XXVII. 161. 1909. — 
Handlirsch, Revis. pal. Ins. 33. 1919. 
delicosum Sellards. Lecopterum delicosum, Sellards, Amer. 
.Journ. Sc. XXVII. 161. 1909. — Handlirsch, Revis. pal. 
Ins. 33. 1919. 
Familia: Protokollaiiidae Handl. 
Stephanien (Mitti. Obercarb.) Commentry, Frankreich. 
Protoperlida pp., Brongniart, Bull. Soc. Rouen (3) XXI. 
1885. etc. 
Protokollariidae, Handlirsch , Foss. Ins. 137. 1906. Handb. 
Ent. III. 148. 1920. Revis. pal. Ins. 33. 1919. 
Genus: Protokollaria Brongn. 
Protokollariu, Brongniart, Bull. Soc. Rouen (3) XXI. 66. 
1885. Faune ent. 532. 1893. — Handlirsch, Foss. Ins. 
137. 1906. Revis. pal. Ins. 33. 1919. 
ingens Brongn. Protokollaria. ingens, Brongniart, Bull. Soc. 
Rouen (3) XXI. 66. t. 3. f. 3. 1885. Faune' ent. 532. t. 40. f. 6. 
1893. — B r a u e r , Annal. Hafmus. I. 108. t. 7. f. 6. 1886. — 
Handlirsch, Foss. Ins. 137. t. 14. f. 7. 1906. Handb. Ent. 
III. 149. f. 84. 1920. Revis. pal. Ins. 33. 1919. 
Familia: Schuchertiellidae Handl. 
Kittaning? (Allegheny) stage (Mitti. Oberc.). Mazon Creek, Hin. 
Nordamer. 
Schuchertiellidae, Handlirsch , Amer. Journ. Sc. XXXI. 311. 
1911. Revis. pal. Ins. 33. 1919. Handb. Ent. III. 148. 1920. 
Genus: Schuchertiella Handl. 
Schuchertiella, Handlirsch, Amer. Journ. Sc. XXXI. 311. 
1911. Revis. pal. Ins. 33. 1919. 
gracilis Handl. Schuchertiella gracilis, Handlirsch, Amer. Journ. 
Sc. XXXI. 311. f. 16. 1911. Revis. pal. Ins. 33. 1919. Handb. 
Ent. III. 149. f. 85. 1920. 
Familia: Pachytylopsidae Handl. 
Westphalien (Mitti. Oberc.). Belgien. 
Acridiidae pp., Borre, Ann. Soc. ent. Belg. XVIII. 5. 1875. 
Hemeristina pp., S c u d d e r , Zittels Handb. I. II. 1885. etc. 
Homothetida, Brongniart, Bull. Soc. Rouen (III) XXXI. 
1885. etc. 
Pachytylopsidae pp., Handlirsch, Foss. Ins. 138. 1906. Handb. 
Ent. III. 148. 1920. 
Pachytylopsidae, H a n d 1 i s c h , Revis. pal. Ins. 34. 1919. 
Genus: Pachytylopsis Borre. 
Westphalien. Jemappes, Belgien. 
Pachytylopsis, Borre, C. R. Soc. Ent. Belg. (2) XII. 6. 1875. 
Ann. Soc. Ent. Belg. XVIII. 5. 1875. — G o s s , Proc. Geol. 
Assoc. VI. 299. 1880. — Scudder, Mem. Bost. Soc. III. 341. 
