456 CLASS viu. 



spots on the green elytra. The Swedish peasants put this insect, according 

 to LINN.EUS, upon their hands to bite off the warts. Locusta varia FABR., 

 Meconema varia SERVILLE, PANZER, Deutschl. Ins. Heft 33, Tab. i, &c. 



B. Elytra and wings horizontal, for the most part incumbent 

 on back. 



Phalanx III. Achetidce (Gryllides LATR.). Labium with four 

 lacinias. Tarsi triarticulate, with joints slender, sometimes spinose. 



The Crickets, gravende sprinkhanen (Grabheuschrehen) live under- 

 ground or in holes, and are mostly nocturnal. They form with 

 LINNJEUS the division Acheta of the genus Gryllus, or the geiius 

 Gryllus of GEOFFROY and OLIVIER and the genus Acheta of 

 FABRICIUS. 



Myrmecophila LATR., Sphcermm CHARPENT., BURM. Antenna 

 setaceous, long. Head covered by prothorax. Ocelli none. Elytra 

 and wings none. Females with ovipositor exsert, bifid. Anterior 

 feet gressorial, posterior with thighs thick, very broad. 



Sp. Myrmecophila acervorum, Blatta acervorum, PANZER, Deutschl. Ins. Heft 

 68, Tab. 24; GUERIN, Iconogr. Ins. PI. 54, fig. 6; CUVIER, R. Ani. ed.itt., 

 Ins. PL 82, fig. 2. 



Acheta FABR. (in part), Gryllus LATR. Anterior feet gressorial. 

 Antennse setaceous, long. Ocelli mostly obsolete or none. Elytra 

 short, and in most two wings longer. Females provided with ovi- 

 positor exsert. 



a) Pronotum transverse or quadrate. 



Sub-genus: Acheta nob. (Platyblemus SERV., Brachytrupes SERV., 

 Gryllus SERV., Nemobius SERV., Trigonidium SERV., Podoscirtus 

 SERVILLE, Scleropterus HAGENB., Eneoptera BURM.) 



Sp. Acheta domcstica FABR., Gryllus domesticus L., RCESEL, Ins. u. 

 Locust. Tab. xn. ; PANZER, Deutschl. Ins. Heft 88, Tab. 6, 7 ; Cuv. R. Ani. 

 ed. ill., Ins. PI. 81, fig. 4 ; the hearth- cricket ; body yellow-brown, wings 

 longer than shield-covers, terminate in a tail-like point. These animals 

 live near the hearth and under stoves in an artificially warm climate, and 

 chirp of an evening or by night, and especially when it is about to rain ; 

 the sound caused by the friction of the shield-covers is in a very high note, 

 which some persons, otherwise not deaf, cannot perceive. 



Acheta campestris FABR., Gryllus campestris L., KCESEL, 1. 1. Tab. xin. 

 PANZ. Deutschl. Ins. Heft 88, Tab. 8, 9, Cuv. 1. 1. fig. 3 ; the field-cricket. 

 This species is larger than the preceding, has longer shield-covers and a 



