GRYLLHXE. 19 



Female. Black, tomentose. Head shining, red on each side in front 

 and about the mouth. Palpi reddish piceous. Antennae piceous, a little 

 longer than the body. Prothorax with a red longitudinal streak on each 

 side proceeding from the hind border. Cerci and oviduct piceous, the former 

 much shorter than the abdomen, the latter much longer than the abdomen. 

 Femora red beneath ; hind tibia3 with seven spines on the outer side and 

 with six on the inner side. Fore wings piceous, somewhat shorter than the 

 abdomen ; a streak along the mediastinal vein and subcostal space pel- 

 lucid, the latter with pale testaceous veins. Hind wings extending much 

 beyond the body. Length of the body I0 lines. 



The fore wings, which are not pale at the base, distinguish it from 

 G. abbreviatus and from G. Oajacanus. 



Vera Cruz. In Mr. Saunders' collection. 



W. Indies, 



a. Legs blackish. -- determinatus. 



aa. Legs tawny. 



b. Hind wings of the female much longer than the abdomen. 



c. Head and prothorax somewhat broad. 



d. Prothorax blackish. ------- parilis. 



dd. Prothorax tawny. ------- similaris. 



cc. Head and prothorax rather narrow. - angustulus. 



bb. Hind wings obsolete. ------- contingens. 



24. GKYLLUS DETERMINATES. 



Mas et fcem. Niger, tomentosus ; caput nitens, linea transversa angulata 

 lateribus facieque fulvis ; palpi niyricantes ; cerci sordide fulvi, 

 abdomine breviores ; oviductus abdomine multo longior ; pedes picei, 

 femoribus posticis cinereo slrigalis subtus rufescentibus ; alee anticce 

 luridce, abdominis apicem paullo superantcs, villa, subcoslali fulva 

 venulis subcoslalibus leslaceis ; ala posticce abdomen longe super- 

 antes. 



Male and female. Black, tomentose. Head shining, tomentose along 

 the hind border; a transverse tawny angular line between the ocelli ; sides 

 in front and fore border lawny. Eyes piceous. Palpi blackish. Antenna? 

 piceous. Cerci dusky tawny, much more than half the length of the abdo- 

 men. Oviduct tawny towards the tip, much longer than the abdomen. 

 Legs piceous ; hind femora reddish beneath, with oblique parallel cinereous 

 streaks on the outer side ; hind tibia? with six or seven spines on the outer 

 side and with four or five on the inner side. Fore wings lurid, extending 

 a little beyond the tip of the abdomen ; mediastinal vein and its branches 

 testaceous or tawny. Hind wings pellucid, extending much beyond the 

 abdomen ; veins white ; costa and subcostal stripe pale brown. Length of 

 the body 911 lines. 



The oviduct and the hind wings of this species are a little longer than 

 those of G. Oajacanus. It much resembles G. abbrevia-tita, but the fore 

 wings have not the reddish tinge which distinguishes the latter species. 



