122 Dr. Henri de Saiissure. 



parte l'aseia lata flava subinteniipta (5' pleruniquc intorrupta); f'asciis pleriinnjue utiinquc puncto 

 et striga obliipia riifa. 6" seginentum rufuni. 



Australia, Sydney; 2 9- 



Diese Art sieht dem Catocheilui> Klugii Guer. Mag. deZool. 1842. PI. 102-9 sehr ähnlich; 

 ist jedoch davon verschieden. 



9. THYNNUS OBSCURUS Klug. 



9 Fusco- nigra ^ cinerea -jjilosa: ore, clypeo^ antennis pedihusque fusco-rujis] 

 vivpiU' (lepresso-hrevi: pronoto postice coarctato: ahd. scgmento 2° trcmsverse lO-cari- 

 nato; 5" cmarginato, 6" arcuato, sfrigato. — Lang. corp. 0-012. 



Th. ohsoirus Klug. Thyii. -1-2. tig. 4. ^. — AVestw., Arcaiia Ent. II. 138, pl. 82, 2, 9 . 



9 Crassa. Caput deplanatuni, breviter subquadratum, latius quam longius, coriaceo-poli- 

 tum; frons infere sulco divisus supra antennas transverse tumidus; clypeus rugosus, in medio 

 carinatus, niargine transverso, integro. Thorax laevis, pone medium fcre ad dimidiam latitudinem 

 constrictus; pronotum subtilissime punctulatum, antice latum (piadratum, postice ]iaulo angnstius 

 et utrin(jue canaliculo subemarginatiini: mesonotum etiam postice coarctatum, trapezinuni, punc- 

 tulatum; mctanotum pronoti latitudine, transverse eompressum, sublamellare, superne puncta- 

 tum. Abdomen crassum; 1'" segm. antice valde pilosum, superne coriaceo-laeve; 2" transverse 

 9 — 10 carinatum; 3" laeve, hie illic punctis notatum, sulco transverso divisum; 4" et 5™ haud sul- 

 cata; 4'°apice vix dcpressum : 5"'ajiice utrinque tcnuiter rugosum in medio emarginatum; 6™ haud 

 compressum, elongato-arcuatum, superne convexum, valde striatum, apice parabolicum; subtus 

 5" segm. rugosum, emarginatum. Fcmora intermedia valde dilatata. — Nigra, vel fusco-nigra, 

 cinereo-pilosa. Antenuae, os, mandibulae, elypeus, pronoti collum, pedes anusque fusco-ferru- 

 ginescentia; ])ronoti margo jiosticus frequentcr ejusdem coloris. — (Cp. p. 116; II., B.) 



Australia, Sj'dncy. 



B. Pigidium basi compressum et strigatum, postice deflexum; facie postica dilatata. 

 Diese Form erinnert an gevrisse Elaphroptej-a : vergl. z. B. E. relicta, S. 126, 1. 



10. THYNNUS CAELEBS n. sp. 



9 Nigra; viandibulis et anv rußa; facie foveolis 2 magnis politis notata; ahd. 

 T -segmento superne oblique strigato: 2" transverse midti-cai'inato : pigidio postice 

 planato, margine infero trilohato. — Long. corp. O'Oll. 



9 Statnra T/i. vidui. Caput minutum, orbiculare. Clypeus subtilissime punctulatus, late 

 truncatus; frons angustus, in longitudinem convexus, crassc punctatus, int'cre haud sulco divi- 

 sus. Facies utrinque supra antennas t'oveolam magnam, planatam, politam, usque ad verticem 

 pmductam gerens j superne in medio margine t'oveolarum subcarinata; verte.x supra carinulam 

 puncto impresso notatus. Thorax minutus, in medio valde constrictus; prothorax transverse 

 quadratus, convexiusculus, sparse crassiuscule punctatus, disco medio vix perspicue striolato ; 

 margine antico subconcave secto, punctato: metanotum coriaceo-laeve. Abdomen: 1"" segmen- 

 tum antice excavatuni, superne basi punctatum: margine postico retlexo; area media oblique 

 vel in Y, vel arcuatim-strigata, sed strigis in medio polito intcrruptis. 2" scgmentum ti'ansverse 

 multi-strigatum et carinulatum, margine retlexo; carinis posticis 2 solis elevatis, reliquis paulum 

 arcuatis, antice magis et magis tenuibus; earinis omnibus utrinque abbreviatis et antrorsum 

 incurvis. Latera 1' et 2' segmenti coriaceo-laevia. 3'° segmentum vix transverse sulcatum; 3" — 5"' 

 tcnuiter piloso-punctata; 6'" compressum, supra rotundatum, haud carinatum, in cxtrema basi 



