OF ARTS AND SCIENCES. 



33 



riores parvi. Antennae anticae fere corporis longitudine, transversse, 

 apicibus fronte paulo anterioribus, prorsum parce curvatis, prope basin 

 setis confertis longiusculis, et una sublonga mobili. Setis apicalibus ar- 

 ticuli longitudine, postica penultima paulo longiore, aliis subapicalibus 

 brevibus. Styli caudales vix oblongi. [Abdomen 3-articulatum.] 



Long. ^^". — Hab. prope insulam "Sumatra"; lect. die 3 Mar., 

 1842. 



22. PoNTELLA FRivoLA. — FemiTKE P. hehetis similis. Sed cephalo- 

 thorax postice acutus ; abdomen 4-articulatum. An species differt ? — 

 Lo7ig. yV'- Hab. prope insulam " Sumatra"; lect. die 3 Mar., 1842. 



Maris (an hsec species?) antenna antica dextra 9-articulata, subte- 

 res, incrassulata, articulis 2, 3, 4, 5, 6 totis longis, 3 sequentibus (ulti- 

 mis) normalibus, arliculo quarto longiore et crassiore, subcylindrico. 

 Antennse posticse tenuissimae, ramis fere Eequis. Abdomen 4-articula- 

 tum, tenue ; stylis parce oblongis. Anguli postici cepbalothoracis acu- 

 ti, dextro longiore. — Long. ^y. Hab. in marl " Sulu" ; lect. die 28 

 Jan., 1842. 



23. PoNTELLA DETONSA. — Caput discrctum, subtriangulatum, fronte 

 cbtusiuscula. Cephalothorax 7-articulatus, segmento septimo brevissi- 

 mo, postice obtuso aut obtusiusculo. Oculi superiores remoti, inferio- 

 res subgrandes, vix elongati. Antennae anticas cephalothorace brevio- 

 res, rectse, fere 100° divaricatse, 20-22-articulat8e, setis totis perbrevi- 

 bus. Styli caudales elongati, vix divaricati. Antenna dextra maris 

 paululum incrassata, teretiuscula, ferme 20-articulata. [Cyanea ; in- 

 terdum dorso margaritacea. Abdomen 3-articulatum.] 



Long.y-^-^". — Hab. in mari Pacifico, lat. aust. 18° 10', long, 

 occ 125° 20' ; lect. die 8 Aug., 1839. Lat. aust. 12° 45', long. occ. 

 171° ; lect. die 5 Feb., 1841. Lat. aust. 11°, long. occ. 170° ; lect. 

 die 1 Feb., 1841. Lat. aust. 5° 30', long, orient. 175° 50', prope insu- 

 lam " El Gran Cecal " ; lect. die 25 Mar., 1841. Prope insulam 

 " Mindoro " ; lect. die 24 Jan., 1842. 



24. PoNTELLA ARGENTEA. — Caput discrctum, subtriangulatum, fron- 

 te obtusum. Cephalothorax 5 (-6)-articulatus, postice brevissime acutus 

 articulis tribus posticis suboequis. Oculi superiores remoti, inferiores 

 subgrandes non elongati. Antennae anticse cephalothorace breviores, 

 fere 90° divaricatse et levissime incurvatre, 18 - 20-articulat3e, setis to- 

 tis perbrevibus, duabus apicalibus subuncinatis. Styli caudales parce 

 oblongi. [Viridescens, dorso argentea. Abdomen 3-articulatum.] 



VOL. II. 5 



