224 MR. H. W. BATES ON THE 



secunda ante, tertia post, medium, quarta ante apicem. Pedes 4 

 anteriores plus minusve rufi. 



$. Segmentum ultimum ventrale eloagato-triangulare, apice 

 emarginatum. Fulvo-aurantiaca ; tliorace antice et postice 

 nigro-marginato, eljtris fasciis quatuor nigris ; vel nigra, elytris 

 nigris, fasciis (interdum interruptis) quatuor fulvis, pedibus an- 

 tennisque plus minusve nigricantibus. 



Long. 26-30 millim. c? 9- ■ 



Sapporo ; Iga, on birch stumps. 



Pyeehona, nov. gen. 



Corpus elongato-oblongum, parum convexum. Caput sicut 

 in Lepturis veris, ante oculos modice elongatum quadratum ; 

 genis post oculos sat elongatis angulatis, coUo constricto. Palpi 

 apice cylindrici. Oculi subtiliter grunulati. Antennae corpore 

 multo breviores, filiformes, robustse, articulis 3-4 conjunctis quam 

 5™ baud longioribns. Thorax relative parvus, subcampanuliformis, 

 lateribus fere rectis, angulis posticis acutis parum productis, 

 antice transversim sulcatus postice depressus. Elj'tra rectilatera, 

 apice late rotundata. Pedes graciles, femora paullulum clavata. 

 Coxse anticse tarsique poslici sicut in Lepturis. 



A distinct genus of the Lepturinse group, differing from other 

 genera, except Pyrotrichus (Leconte), in the great abbreviation of 

 the third and fourth antenual joints, and from that genus in the 

 ■unarmed thorax. 



Pyeehona I/^ticoloe, n. sp. (Plate I. fig. 8.) 

 Sanguinea, subopaca, dense erecte pubescens, subtus antennis 

 pedibusque (tarsis rufescentibus) nigris. Capite et thorace cre- 

 berrime punctulatis, illo linea mediana subtili impressa ab episto- 

 mate usque ad collum ; eljtris minus crebre punctatis. Long. 

 13 millim. 

 Yuyama. 



CoEEinsTTs, nov. gen. 



Gen. PyrocalymmcB (Thoms.) affinis. Corpus sublineare, supra 

 pube laete sericea, diverse adpressa, vestitum. Caput ante oculos 

 parum elongatum, latum ; genis post oculos elongatis, latis, tumi- 

 dis, collo subito maxime constricto. Oculi subtiliter granulati. 

 Antennae dimidio corporis parum longiores, intra oculos insertae, 

 robustae, S articulis 1-5, 5 1-8 dense hirsutis, 3-3 longitudine 

 aequalibus, 6-11 6 cylindricis, 9-11 $ oblongis. Thorax relative 



