466 STAPHYLINIDA. 
11. Holisus eleusoides. 
Testaceus, depressus; capite nigricante, thorace piceo; antennis fuscis, basi rufa; elytris dense subtiliter 
punctatis. 
Long. 53-6 millim. 
Hab. Guavemata, Las Mercedes 3000 feet, Cerro Zunil 4000-5000 feet (Champion). 
Head very shining, its punctures rather coarse but not numerous, and absent from 
a longitudinal space along the middle. Thorax rather elongate, greatly narrowed 
behind; its hind angles obtuse, not rounded ; its punctures not very coarse and not 
very numerous, consisting (on each side) of seven or eight in an irregular series, and 
eight to ten outside of these. Elytra pallid yellow, dull, densely and finely punctate. 
Hind body rather broad, entirely yellow, rather closely, moderately coarsely punctate. 
Only one example was found in each locality. 
Group XANTHOLININA. 
DIOCHUS. 
Diochus, Kirichson, Gen. et Spec. p. 300. 
This is a genus with a wide distribution, although only about twelve species are 
known; it has been found in Australia, India, Southern Europe, and the United 
States of North America, as well as in South America. The species are minute insects, 
with feeble external specific characters, and are found, Mr. Champion informs me, on 
the sandy banks of streams. 
1. Diochus nanus. 
Diochus nanus, Er. Gen. et Spec. p. 301°. 
Hab. GuateMana, Paraiso 800 feet (Champion); Panama, San Miguel in the Pearl 
Islands (Champion).—Sovutn America, Colombia}. 
A series of sixteen examples exhibiting no notable variation was secured in the 
Pearl Islands. The unique example from Paraiso is a very small pallid variety. 
2. Diochus inornatus. (Tab. XII. fig. 12.) 
Piceus, nitidus; prothorace dilutiore, abdomine piceo-testaceo ; antennis pedibusque testaceis, illis parum 
elongatis, articulis penultimis transversis. 
Long. 4 millim. 
Hab, Nicaracva, Chontales (Janson); Panama, Bugaba 800-1500 feet, Tolé, Pefia 
Blanca 3000-4000 feet (Champion). 
Antenne entirely yellow, rather stout, a little thickened externally ; second and third 
joints subequal in length, fourth about as long as broad, seventh to tenth transverse. 
Head piceous, rather small. Thorax longer than broad, narrower than the elytra, very 
