236 bulletin: museum of comparative zoology. 



196. Caraibodesmus (?) sallei (Saussure). 



Polydesmus sallei Saussure, Faun. Myr. Mex., 1860, p. 42, pi. 2, f. 8.' 

 Odontopeltis sallei (Saussure), Pocock, Journ. Linn. soc. London, 1894, 24, 



p. 512.2 

 Leptodesmus sallei (Saussure) Silvestri, Bull. Amer. mus. nat. hist., 1908, 24, 



p. 575.3 



Habitat. — Antilles.^ Haiti.^ Santo Domingo.^ Porto Rico: 

 Utuado, Monte Mandios (W. M. Wheeler).^ 



This and the two following leptodesmoid forms cannot be placed 

 with certainty but are evidently close to the species above included in 

 Caraibodesmus and may prove to be wholly congeneric with them. 



» 



197. Caraibodesmus (?) magnus (Bollman). 

 Rhacophorus magmis Bollman, Proc. U. S. N. M., 1888, 11, p. 337. ^ 



Habitat.— CvB A (F. Poey).i 



198. Caraibodesmus (?) mauriti (Brandt). 

 Polydesmus mauriti Brandt, Bull. sci. St. Petersb., 1839, 6, p. 311.^ 



Habitat. — Porto Rico.^ 



Antillodesmus, gen. nov. 



Related to Caraibodesmus but the dorsal surface of metazonites 

 wholly smooth and the male gonopods of very different form. Each 

 gonopod is stout proximally and distally presents three slender and 

 acute prongs subequal in length. 



Genotype. — A. grenadanus, sp. nov. 



199. Antillodesmus grenadanus, sp. nov. 



r?/2>e.— M. C. Z. 4,511. Paratypes.— M. C.Z. 4:,b\2. Grenada: 

 Grand Etang, November, 1912. R. Thaxter. 



Above deep chocolate colors excepting the yellow keels and a yellow 



