464 STAPHYLINIDA. 
5. Holisus atratulus. 
Angustus, depressus, nigerrimus, nitidulus, pedibus nigro-piceis; capite oblongo-quadrato, crebrius fortiter 
punctato; prothorace minus brevi; elytris crebrius subtiliter, abdomine minus subtiliter, punctatis. 
Long. 43 millim. 
Hab. Guatemata, El Tumbador 2500 feet, Capetillo (Champion). 
Closely allied to H. prolixus, but considerably smaller and narrower, with less 
transverse thorax, more numerous punctures on the head, and rather closer punctuation 
of the elytra and hind body. 
Two examples were found at El Tumbador, one at Capetillo. 
6. Holisus filum. 
Parvus, omnium maxime depressus, angustus, parallelus, flavus; elytris fuscescentibus ; capite thoraceque 
crebrius punctatis, hoc linea mediali levigata ; elytris dense subtilius punctatis. 
Long. 3 millim, 
Hab. GuateMALA, Teleman in the Polochic valley (Champion). 
Antenne entirely yellow. Head quadrate, with numerous coarse punctures, leaving a 
longitudinal space along the middle smooth, and in front indefinitely canaliculate. 
Thorax with rather numerous coarse punctures evenly distributed, but leaving a space 
along the middle smooth. Elytra very closely and finely, hind body extremely finely, 
punctate. 
Only one example has been found of this distinct, minute species. 
7. Holisus pallens. 
Parvus, depressus, rufescens ; capite, elytris abdomineque fuscescentibus ; capite thoraceque crebrius fortiter 
punctatis, hoc linea mediali levigata; elytris abdomineque subtiliter fere dense punctatis. 
Long. 3 millim. 
Hab. Panama, Volcan de Chiriqui 2000 to 3000 feet (Champion). 
This little insect has the thorax unusually long, it being about as long as the head; 
it resembles in most respects H. filum, and has a similar punctuation on the head and 
thorax, but the elytra and hind body are less densely and finely punctured. Only one 
example has been met with. 
8. Holisus rufipes. 
Nigro-piceus, nitidus ; pedibus antennarumque basi rufis; abdomine piceo apicem versus dilutiore, rufo ; capite 
oblongo ; prothorace minus brevi ; elytris nitidulis, minus crebre et minus fortiter punctatis; abdomine 
dense fortiterque punctato. 
Long. 6—7 millim. 
Hab. GuateMaa, San Gerénimo 3000 feet (Champion). 
Head very shining, its punctures not coarse, and not distinctly arranged in patches, 
