380 THE VOYAGE OF H.M.S. CHALLENGEE. 



long. 0,53 mm. Variatio. A. Antennx inferiores superioribus paulo breviores, artictilis 

 18-23. Variatio. B. Antennx inferiores superiores longiores et fortiores, articulis 28 valde 

 crescentibus, 1-mo infra in tubulum acutum (organ, audit.), 2-do supra producto, margine 

 sui>eriore nt 3-ii dense piloso ; trausitionem ad D. sjnnosam faciens." 



" Subfam b. Stegocephalides, Sp. Bate and W.," contains Gen. 56. Proholium, Costa, Czerniavski 

 not recognising that this had been anticipated by Dana's Stenothoe. He gives 73. Proholium 

 ponticum, n. s.. Tab, viii. fig. 17-23. " Proximum ProhoHo (Montagua) monoculoidi (Mont., 

 Sp. B.), epimeris iitriusque speciei simillimis. 

 "Caput rostro brevissimo, obtuso. OcuK rotundi. Antennx siqjeriores usque ad dimidium 

 segmeiiti 4-ti pertinentes, 10-articulatae, pedunculo incrassato dimidio flagelli paulo longiore, 

 articulis decrescentibus, flagello ad apicem sensim attenuate, articulis in apice filum olfact. 

 gerentibus ; a. inferiores breviores et multo debiliores, pedunculo seque longo ac superiorum, 

 articulo 1-mo et 2-do brevissimis, junctis 3-io baud longioribus, 4-to paulo longiore quam 

 3-ius, flagello seque longo ac pedunculo, 5-articulato. Pedes paris 1-mi et 2-di fere similes, 

 carpo triangulari, manu subquadrangula antice leviter convexa, palma obliqua leviter convexa, 

 spinulis minutissimis obsita, p. 1-mi palma asque longa ac margo posterior, postice spinulam 

 minutam gerente, ungue crasso paulo curvato, p. 2-di multo majores et validiores, carpo 

 postice anguste-producto, manu subtus latiore, palma multo longiore quam margo posterior, 

 postice leviter excavata et denticulis spiniforraibus 4 armata, ungue elongato leviter curvato. 

 Pedes ceteri longitudine crescentes, tarso curvato subtus latiore, ungue forti, p. S-ii et 4.-ti 

 articulo 2-do (basis Sp. B.) hand multo dilatato, fere reque lato, 3-io antrorsum dilatato et in 

 apice producto, p. 5-ti, 6-ti, 7-mi articulo 2-do retrorsum maxirae dilatato et in apice 

 lotundate producto, margine posteriore l£Evi, 3-io retrorsum dilatato et in apice producto, 

 ungue curvo. Pedes spurii elongati,p. 1-mi et 2-di ramis styliformibus leviter curvatis, jeque 

 longis ac pedunculus, intequalibus, p. 2^i f primi longitudine, p. postremi simplices, 

 3-articulati, articulis asque longis, 1-mo et 2-do spinis singulis (2-4) armati. Telson oblongum, 

 Ifeve, postice rotundatum, marginibus lateralibus rectis. Long. corp. usque ad 2-i mm. 

 Color flavescens. Oculi rubrL" 



" Tribus E. Saltatoria Sp. B. and W.," contains Earn. 28. Orcbestidse Dana. In this he places 

 Genus 57. Nicea, Nicolet, with HyaJe, Eathke, Amphifhoe (pars), M.-Edwards, Eathke, 

 Grube, Orchestia (pars) Lucas, AUorchestes (pars), Dana, Bruzelius, Grube, in the synonymy. 

 In the genus Niceahe gives 74. Nicea istrica, Grube, Tab. viii. fig, 24-25, which he describes, 

 and " 75. Nicea Perieri (Luc.) mihi. Tab. viiL fig. 26-27," with the synonymy, 

 " Orchestia Perieri," Lucas, and " AUorchestes Perieri" Grube, describing " A. Varietas 

 pontica m. JIaxime proxima varietati maris Adriatiei. Mas. Antennx superiores segmentum 

 4-tum attingentes, articulis 12-16, inferiores usque ad segmentum 6-tum pertinentes, 

 articulis 23-33. OcmZi ovales vel suborbiculares. Pedes paris ^-f?» articulo 2-do antrorsum 

 fortiter dilatato et in apice paulo subtus producto, 3-io antrorsum maxime rotundate-producto ; 

 pedes piosteriores 3 articulo 4-to retrorsum dilatato. Femina : ut in varietate adriatica. 

 Laminx fvtorix oblongse, sat longe cirrataj. Long. corp. $ usque ad 6 mm., J usque 5 mm. 

 Color ut in prsecedente [sordide flavescens, saepe dorso rubrescente-flave scente]." 



" B. Varietas brevicornis m. IMas. Praacedenti simillimus ; sed antenna abbreviatie, paulo cras- 

 siores, superiores segmentum 3-ium psene attingentes, articulis 11-12, inferiores usque ad seg- 

 mentum 4-tum pertinentes, 1 4-articulat8e. Oculi ovales. Pedes paris 2-di articulo 2-do et 3-io ut 

 in varietate Adriatica baud dilatatis. Long. corp. usque 6,6 mm. Color sordide-flavescens." 



"Genus 58. Orchestia (-hTalitrus) Leach," receives "76. Orchestia Bottx, Edw.," Tab. viii. 

 fig. 28-32, with " 0. constricta, Cost.," " 0. littorea, Grube," " 0. Mo7dagui (pars), Eathke," 

 in the synonymy. A description of the species is followed by the description of a variety, 



" Varietas feminxformis mihi. Tab. viii. fig. 33. 0. Bottx simillima,nisi pedes 2-di piaris 

 articulo 2-do oblonge-ovato, carpo baud abbreviato, longiore quam lato, in margine anteriore 



