62 MANDinULATA. COLEOPTERA. 



ing out this as its true location, and showing the inutility of attend- 

 ing strictly to the number of joints of the tarsi, or indeed of an 

 adherence to any single character. The extraordinary structure of 

 the maxillary palpi of the male forms a very prominent characteristic 

 of that sex ; and the female may be known by its short gaping 

 elytra, subfusiform antennae, kc. They destroy wood in their 

 larva state. 



Sp. 1. navale. Pubescens, nifre?; eli/troritm basi inte7^{ori, abdomine pedibusque 

 jflavescentihus : Jemina, lutea, capite alls elytrorum margine ajnceque nigrican- 

 tibus. (Long. corp. 2 — 5 lin.) 



Ca. navale. Linne. — Ly. navale. Steph. Catal. 251. No. 2530, note. — 

 Curtis, viii. pi. 382. 



Pubescent : male black, with the inner base of the elytra, the abdomen and 

 legs flavescent : antennae fiiscescent : female larger, luteous : thorax rufo- 

 testaceous : head, margin and apex of the elytra, and wings, dusky-black : 

 the elytra each with two obscure elevated lines : antennae fuscescent ; 

 legs pale. 



This extraordinary insect has long been reported to inhabit 

 Britain, but until July, 1829, no authentic specimen had occurred ; 

 at that period, however, a single female was taken out of an oak in 

 Windsor Forest, by my friend J. H. Griesbach, Esq. 



Genus CCCCLXVI.— Hylec^tus, Latreilk. 



AntenncB serrate, with the fourth and fifth joints equal. Palpi maxillary 

 largest, incrassate at the apex, and in the male branched: head vertical, 

 subglobose, with a short neck: thorax short, transverse: elytra linear- 

 elongate : abdomen long : legs slender, simple : body cylindric. 



tSp. 1. dermestoides. Pubescens, niger, elytris testaceis apice nigris, pedibus 

 pallidis: — femina, testaceus tola, oculis, alls pectoreque nigris. (Long, 

 corp. 4 lin.) 



Ca. dermestoides. Linne— Bj. dermestoides. Latreille. {\)— Steph. Catal. 

 252. No. 2501, note. 



Pubescent, black : elytra testaceous, with the apex black : legs pale : female 



testaceous, with the eyes, wings, and breast black. 

 Latreille gives this as British, but of his authority I am not aw^nre. 



