-6 4 - 



Femora ol penultimate legs not spinulose ; spines ol anal femora less numerous 



E 



E. Femora oJ anal legs armed with 10 -14 spines (4 -6 within, 6—9 beneath, ar- 

 ranged in a triple series) ; the angular process with 3—4 spines; antenna 



17-22 jointed * morsitans L. 



Femora of anal legs with 2 — 5 spines, the angular process simple or bifid ; an- 

 tenna' 1 7— 20- join ted F 



r . Spines of anal femora 4-5, always two beneath * subspinipes Leach. 



Spine- ot anal femo a only 2, both within *De Haanii Brandt. 



DISTRIBUTION AND SYNONYMY. 



bispinipes Wood = De Haanii Brandt. 



byssina Wood = subspinipes Leach. 



Californica Humb. et Sauss. = morsitans L. 



castaneiceps Wood = keros Girard. 



Copeiana Wood = keros Girard. 



crudelis Koch. Syst. rler Myriapoden, 170 (1847); Die Myriapoden, II, 36, 

 t. i.x.wii, LXXVIII (1863). Florida, Tortugas ! Key West ! Hayti. 



De Haanii Brandt. Recueil, 59 (1841). — California ; tropical regions generally. 



heros Girard in Marcy's Exp. Red River, App. F., 243 (1853). — Florida ! 

 Louisiana! Texas! Kansas! New Mexico! Arizona! Utah! Mexico! Ga., Ala., Ky., 

 Neb., Cal., Panama, Guatemala, Porto Rico. The report by Meinert (/. c.) of a 

 specimen from Westfield, N. V., must have arisen from an error in the label ! 



incequidens Gevvais. Apteres, IV, 277 (1847). — New York. This species is as 

 yet unidentified ; the type is supposed to be in Paris. 



insequidens Wood = Woodii Mein. 



longipes Wood = crudelis Koch. 



marginata Say = morsitans L. 



morsitans L., Kohlrausch. Archiv f. Naturg., 1881, 104. — West Indies! 

 Surinam ! Florida, "Southern States" (Wood); tropical regions generally. 



pachypus Kohlrausch = ? heros Girard. 



parva Wood = viridis Say. 



pernix Kohlrausch = ? keros Girard. 



polymorpha Wood = heros Girard. 



punctiventris Newp. = viridis Say. 



subspinipes Leach., Kohlrausch. Archiv f. Naturg. 18S1, 96. — West Indies ! 

 Surinam ! Florida : tropical and subtropical regions generally. 



viridis Say. Proc. Phila. Acad. II, no [ 1 821).— Lookout Mountain, Tenn. ! 

 Ti rtugas, Fla. ! Georgia ! 



Woodii Meinert. Proc. Araer. Philos. Soc. XXI, 198 (1885).— Va., N. C., 

 S. C {Meinert); Illinois < Wood). 



[V OPISTHEMEGA Wood. 



The species are thus characterized : 



A, Femora ol anal legs armed with a spine at the internal superior angle ; antennae 



16— 1 7- jointed, distally pubescent *spinicauda Wood. 



Femora of anal legs unarmed ; antenna 17— iS-jointed B 



B. Antennae (excepl first four joints) pubescent ; anal legs very short and stout . . 



crassipes Mein. 

 Antennae not pubescent : anal legs short, punctate *postica Wood. 



