288 



Genus VI. — Oxypoda, Mann, ruficornis, lividipennis, melanaria, opaca, um- 

 brata, pellucida, lateralis, alternans, procerula, sericata, cingulata, obtuscata. 12. 

 2. The head more or less exserted ; the body scarcely narrowed posteri- 

 orly ; the thorax generally rotundate, with the angles scarcely de- 

 flexed ; the legs pubescent. 

 «. The five terminal joints of the antenna suddenly thickened. 



a. The body convex, narrowed anteriorly ; the first joint of the tarsi a 



little the longest. 

 Genus VII. — Microcera, Mann, inflata. 1. 



b. The body sub-depressed, not narrowed ; the tarsi slender, the joints 



sub-equal. 

 Genus VIII. — Oltgota, Mann, pusillima. 1. 



S. The antennae, with the two basal joints, robust, sub-globose, the re- 

 mainder setose. 

 Genus IX. — Trichophya, Mann, pilicornis. 1. 



y. The antennae more or less distinctly thickened towards the apex. 

 a. The head sub-sessile, not broader than the base of the thorax. 

 * The thorax of the width of the head ; the body flat, linear ; the 

 antennae moniliform ; the last joint of the tarsi about equal to 

 the rest collectively. 

 Genus X. — Homalota, Mann, plana. 1. 



** The thorax transverse, globose, broader than the head, posteri- 

 orly reflexed and marginate ; the body short, depressed, but 

 revolved into a globe when frightened ; the joints of the tarsi 

 equal. 

 HrENUS XI. — Gyrophjena, Mann, nitidula, nana, affinis, polita. 4. 



*** The thorax broader than the head, rounded laterally ; the 



body in the majority subdepressed, posteriorly sublinear ; the 



first joint of the tarsi longer than the next following. 



Genus XII. — Bolitochara, Mann. Collaris, lunulata, prolixa, carbonaria, 



circellaris, inquinalis, teres, annularis, analis, reptans, haemorrhoa, crassicomis, 



longiuscula, sericans, luridipennis, castanoptera, socialis, nigritula, axillaris, atra- 



mentaria, aterrima, excavata, bifoveolata, linearis, angustula, atra, elongatula, ob- 



longa, complana, terminalis, exilis, quisquiliarum, planiuscula, depressiuscula, com- 



pressa, tenella, evanescens, humeralis, limbata, funesfa, depressa, flavipes, cinna- 



monea, pumilio, atrata, boleti, suturalis, pulchella, elegantula, longicornis, validi- 



cornis, fungi, agaricola, fuscula, parvula, pallidula, impressifrons. 57. 



#### The thorax elongate, of about the width of the head, scarcely 

 rounded laterally ; the body elongate ; the abdomen somewhat 

 dilated posteriorly ; the first joint of the tarsi, especially of the 

 posterior legs, much longer than the next following. 



