186 bulletin: museum of comparative zoology. 



Collum contrasting in running to an angle below on each side 

 where it is narrowly rounded, the lateral margin not straight as in the 

 other species. Strongly margined up side of anterior border. 



Anal valves much exceeding the scutum, the mesal margins excep- 

 tionally elevated as in the type-species. 



Number of segments fifty-six as against sixty in the other species. 



Length (type), near 40 mm.; width, 2.2 mm. Specimens from 

 King Bay with diameter up to 3.1 mm. 



Spiroboloidea. 

 90. Rhinocricus ramagei Pocock. 

 Jo urn. Linn. soc. London, 1894, 24, p. 489. ^ 

 Habitat. — St. Lucia.^ (G. A. Ramage). 



91. Rhinocricus mandevillei Pocock. 

 Journ. Linn. soc. London, 1894, 24, p. 489. ^ 



Habitat— Jamaica: Mande\dllei (T. D. A. Cockerell, T. Bar- 

 bour) . 



92. Rhinocricus politus Porat. 



Ann. Soc. ent. Belg., 1889, 32, p. 24.3; ' Pocock, Journ. Linn. soc. London, 1894, 

 24, p. 488. 



Habitat. — Antigua.^ 



93. Rhinocricus townsendi Pocock. 

 Journ. Linn. soc. London, 1894, 24, p. 505.' 

 Habitat. — Jamaica. (T. Townsend.)^ 



94. Rhinocricus gossei Pocock. 

 Journ. Linn. soc. London, 1894, 24, p. 490, pi. 38, f. 2.' 

 Habitat. — Jamaica. (P. H. Gosse.)^ 



