PROCEEDINGS OF THE NATIONAL MUSEUM. 

 Re's unit. 



211 



The scorpions collected on tbis occasion are six in number of species, 

 and belong to the three families into which the order of Scorpions is 

 divided. 



Family BUTHID/E. 



1. Centrums biaculeatus Luc. 



From Panama; a species, cosmopolitan, and frequently found in 

 countries bordering* the Atlantic Ocean below 25° north latitude. 



2. Centruroides exilicauda Wood. 



From St. Margarita Island, Lower California ; a coinmou species in 

 that region. 



3. Centruroides luctifer sp. now 



From Indefatigable Island, Galapagos; aver}' interesting species. 



Family PAND1NID.E. 



4. Vejovis galapagoensis sp. nov. 

 From Chatham Island, Galapagos. 



5. Broteas formosus sp. nov. 



From St. Margarita Island, Lower California. 



Family BOTHRIURIDuE. 



6. Timogenes niger sp. nov. 



A mutilated and broken specimen from Montevideo, Uruguay. 



This is, so far, the result of my investigation, and I hope to have an 

 opportunity to describe and figure the new species of this interesting 

 collection. 



MYRIAPODA. 



1. Spirobolus sanctae-luciae sp. nov. 



Diagnosis. — Allied to Spirobolus surinamensis Bollman; but the 

 horseshoe like markings only prominent along the middle line of seg- 

 ment; no deep sulcus behind repuguatorial pore ; legs light >ellow. 



Type.— No. 590. 



Hab. — Port Castries, St. Lucia, Windward Islands. 



Description. — Segments dark brown, posterior borders lighter ; ante- 



