114 Mr. A. H. Haliday on new British Insects. 



Genus Periope, Curtis' s Guide, 1st edition. App. 538 a . 



Abdomen subpetiolatum postice compressum, elongato-fusiforme. 

 Terebra recondita. Thorax brevissimus gibbus. Antennae breves 

 subclavatae. Facies protuberans. Clypeus basi impressus. Pedes 

 breves ; calcaria 1:2:1; ungues denticulati. Areola minuta sub- 

 triangularis. 

 Periope auscultator. 



P. segmentis 2° et 3° runs, basi nigris ; tibiis tarsisque fulvis, /. 

 Long. 41in. — Confer Ichn. impugnator, Schranck. F. B. 2125. 



In a grove of larches, Eyrecourt, Sept. 



Genus Cryptus. — Subgenus Mesochorus. 

 * Alarum posticarum nervo anali discreto. 

 Cryptus atricilla, C. 508. 338 a . 



M. abdomine compresso petiolato ; testaceus, antennis concolori- 



bus, capite abdominisque apice nigris, m.f. Long. 6 J lin. 

 Holywood, August, September, 



** Alse posticse nervo anali destitute. 

 Cryptus fulgurans, C. 508. 338 c . 



M. scutello convexo; abdomine petiolato ; totus testaceus, m.f. 

 Long. 3— 3 \ lin. 



Holywood, August, September. 

 Cryptus olerum, C. 508. 338 b . 



The description omitted for the present, as it may prove to 

 be a variety of C. splendidulus, 

 Cryptus Sylvarum, C. 508. 338 e . 



M. scutello convexo ; abdomine compressiusculo petiolato ; pectore 

 rufo ; ore orbita pedibusque testaceis; tibiis posticis pallidioribus, 

 basi et apice puncto nigro ; terebra brevissima latissima,/. Long. 

 2—3 lin. 

 Var. — Mesothoracis scuto rufo-bilineato. 



England, F. Walker. — Ireland and the Hebrides, in woods, June 

 — August. 



Obs. Distinguished from the other species of the present 

 section by its elongate figure and compressed abdomen, and 

 in these particulars approaching C. alarms and atricilla of the 

 first section. 

 Cryptus complanatus. 



M. thorace deplanate-cylindrico ; abdomine breviter petiolato, 

 segmento 1° apice ruguloso ; capite, antennis basi, abdominis 

 medio, pedibusque testaceis, coxis posticis fuscis,/. Long. l|lin. 



