138 
dinem canaliculatus. Elytra thorace longiora, griseo-pubescentia, 
subtiliter, sed paullo evidentius quam thorax punctata, depressa, 
apice truncata. Abdomen lateribus parallelis ? basi parcius apice 
vage punctato. Pedes piceo-rufi. 
21. H. elongatula (Grav.): linearis, nigra, subnitida, pube grisea 
sericanti obducta, subtilissime punctata, pedibus testaceis, anten- 
nis, elvtris, anoque fuscis; thorace subquadrato; abdomine segmen- 
tis tribus anterioribus crebre, quarto quinloque vage punctatis. 
Long. —1| lin. 
Er. Gen. et Spec. Staph. 89. 17. 
Al. terminalis G yII. Ins. Suec. Tom. II. 397. 19. 
In humidis frequens. 
22. H. debil is (Er.): linearis, depressa, vix nitida, tenuiter griseo- 
pubescens, nigro fusca, ore, antennis, elytris, ano pedibusque te¬ 
staceis; thorace transversim subquadrato, leviter canaliculato; ab¬ 
domine subtiliter punctato, apice sublaevi. Long. i\ lin. 
Er. Gen. et Spec. Staph. 94. 24. 
Habitat in graminosis ad aquas tempore vernali passim. 
23. II. longula (Chevr.): linearis, depressa, opaca, dense griseo-pu- 
bescens, nigra, antennis longiusculis filiformibus pedibusque piceo- 
rufis; thorace transversim subquadrato, subtiliter canaliculato; ely¬ 
tris thorace sesquilongioribus; abdomine toto dense punctulato. 
Long. |—1 lin. 
H. longula Heer Fauna Helv. 334. 40 (forte). 
Habitat sub lapidibus in litore lacus Ringsjö Scaniae, celerrime 
cursitans. 
24. H. angustula (GyII.): linearis, depressiuscula, vix nitida, nigra, 
antennis rufis, basi, elytris pedibusque testaceis; thorace subqua¬ 
drato, late canaliculato; abdomine dense griseo-pubescenti, sub- 
opaco. Long. 1| lin. 
Mas fronte impressa, thorace late canaliculato, abdominisque se- 
gmentis quinto sextoqu,e supra granulatis distinctus. 
Er. Gen. et Spec. Staph. 91. 19. 
AI. angustula Gy 11. Ins. Suec. Tom. II. 393. 16. 
Habitat sub lapidibus in collibus arenosis per totam Sueciam non 
infrequens. 
25. II. aequata (Er.): linearis, depressa, nigra, opaca, elytris nigro- 
piceis, antennarum basi pedibusque testaceo-rufis; thorace sub¬ 
quadrato, basin versus angustato, late canaliculato; abdomine niti- 
dulo, parcius punctato. Long. 1|. lin. 
Mas fronte impressa, abdominis segmento dorsali quarto bi- 
tuberculato, quinto granulato, sextoque apice obsolete quadridentato 
dist inguitur. 
Er. Gen. et Spec. Staph. 92. 20. 
Habitat sub cortice arborum, praesertim Fagi, satfrequens. 
26. II. linearis (Grav.): depressiuscula, linearis, nigra, nitidula, an¬ 
tennis basi apiccque, pedibus anoque testaceis., fronte thoraceque 
