3B0 Miscellanea Zoologica. 



IV. — Pallene,* Johnston. 



I. P. brevirostris. (Plate xii. Fig. 7, 8.) 



Pycnogonum spinipes ? Fabr. Faun. Groenl. 232 — Phalangium spini- 

 pes? Turt. Gmel.ui. 715. — Phoxichilus spinipes? Latr. Gen. Crust, et 

 Ins. i. 144. 

 Hab. — Amongst corallines from deep water. Coast of Berwickshire. 



Description. — Animal araneiform, very slender, pellucid and 

 colourless, sparingly hispid, the hairs patent : proboscis semiovate, 

 short, porrect, the mandibles originating at its base and overtop- 

 ping it ; they are 2-jointed, didactyle, the claws curved : anterior 

 segment produced in front so as to form a sort of neck enlarged at 

 the origin of the mandibles : ocidiferous tubercle between the in- 

 sertions of the first pair of legs : abdomen obsolete : legs very slen- 

 der, cylindric, nearly equal, 8-jointed, the first and third shorter 

 than the second, fourth fifth and sixth elongate, subequal, seventh 

 minute, eighth somewhat falcate, spinous on the inner aspect, armed 

 Avith a strong moveable claw and two lesser ones moving in the 

 same direction. Oviferous legs filiform, 9-jointed, the basal joint 

 short, the second, third, and fourth elongate, the five others shor- 

 ter, subequal, while the three terminal ones are rather strongly 

 serrulate along one side. 



Fig. 7« Pallene brevirostris of the natural size ; 8. the same mag- 

 nified. 



V. — Nymphon. t Fabricius. 



1. N. femoratum, " reddish; thighs dilated and compressed." Leach. 

 Nymphum femoratum, Leach, in Zool. Misc. i, 45. tab. 19, fig. 2. Linn. Trans. 



xi, 390. Suppl. Encyclop. Brit, i, 433. Sam. Ent. Comp. 306. Stark, 



Elem. ii. 203. 

 Hab. " In Anglise occidentali mari. I discovered this species on the shores 

 of the Plymouth Sound, but am indebted to the researches of Mr J. Cranch of 

 Kingsbridge, for the fine specimen from which our figure is taken." — Leach. 



2. N. gracile, " cinereous; thighs cylindric." Leach. (Plate xii. fig. 9-12.) 

 Phalangium grossipes, Lin. Syst. 1027. Turt. Gmel. iv. 715. Stew. Elem. 



ii. 326 Phalangium aculeatum, Montagu, in Lin. Trans, ix. 101, tab. 5. 



fig. 8 — Pycnogonum grossipes? Fabr. Faun. Groenl. 229 — Nymphon 

 grossipes et aculeatum, Leach in Edin. Encyclop. viii. 412. N. gracile, 

 Leach, Zool. Misc. i. 45, .tab. 19. fig. 1. Supp. Encyclop. Brit. i. 433. pi. 

 23. Sam. Ent. Comp. 306. Stark Elem. ii. 203. pi. 6. fig. 17; 



Hab " Inhabits the British seas every where." Leach. 



Description. — Animal araneiform, very slender, of a pale yel- 



* " Hie nunc Emathias portus, patriamque revisit. 

 Pallenen." — Virg. Georg. lib. iv. 

 f Formed from vj/^^x— water. 



