THE 1"> '11111) UAKK UKK'I'LKS. 1-50-5 



in<;' tlie tlidrnx nnn-owi'd hchiiid. i-niv^ly iii.-irtiincd at tho sides, its 

 disk witliout I)as;d iiiipi-cssioiis. In Innp they ai'c usually hnii;' and 

 narrow, oitlior sli^i'litly convex or iiuich llattcnod. They ccrui- Ix'- 

 ueatli l)ai'k. usually that oP ])iiie. and liave no special economic iiii- 

 portanee. 



Otlicr than tlic characters ahove Uicutioned. the Pythid;e have 

 the lie;id prominent, not constricted behind the eyes, which are 

 lu^ither eniariiinate or finely granulate; anleiina' 1 1 -jointed, slightly 

 thickened toward th(>. tijis; elytra rounded at ajx-x, coverin<4 the ab- 

 domen, the latter with five free ventral seuiiiv-nts; front coxie coni- 

 cal, usually contiguous, th(^ cavities oix'ii behind; tarsi slender, 

 never lobed, their (daws simple. 



Of the nine g-enera recognized by l.e(\>nte and ITorn, representa- 

 tives of but thi-ee have been taken in tie- State, while those of one 

 other prol)al)l\ occm-. The otdy papers ti-eating of any of the 

 North American species are as follows: 



Horn. — "Table of the species of (Jcmonotus, '' in Trans. Ainei-. 

 Ent. Soc, II, 1868, 186. 



LeConic. — "Table of Khinosimus." in N. Am. Entom.. 1, 1868, 4. 



Horn. — "Synopsis of the (xcnus VuIIkk" in Trans. Amer. P^nt. 

 Soc, XV, 1888, 45-46. 



Wirl-lunn. — "The Pythida' of Ontario and Ouebec." in Can. 

 Ent.. XXXI, 1899, 57-61. 



KEY TO INDIANA (iKNIOK.V Ol' PVTinD.K. 



(/. Middle co.xie witli distinct trnclianliiis ; last joim el' niaxillaf.v jtalpi di- 

 lated: mandibles visible be.vond the labnuu: It'iiiitli 10 er niei-e nun. 

 h. Third joint of antenna' net loniier than fotutli: .■l.xtra not striate. 



1. l>ouos. 



hh. Third joint of antenme loniier than fouiili: elylra striate: l>edy nnicli 



depressed. Pytho. 



(,'(/. Middle eoxte enclosed by the sterna, withont trochantins ; last joint of 



maxillary palpi not dilated; mandibles not visible beyond thelabrnm: 



length less than "> nnn. 



c. Beak of head broad and very short. II. SAi.prxins. 



cc. Beak prolonged. Ill- Uhinosi.mi s. 



I. BoROS Ilerbst. 1797. (Or., "to shine.") 

 But one species from North America belongs to this genns. 



l^tio (770S). BoROS iNieoTdK Say. .Tonrn. I'hil. Acad. Nat. Sei.. \'. isi^e.. 

 23S; ibid. II. ;;Uo. 

 Elongate, slender, snbdepressed. TJniforin jueeons. shining, scarcely or 

 not at all imbescent. Antenna' one-third longer than head. Thorax oval, 



