NATURAL SCIENCES OF PHILADELPHIA. 25 



Hab. In sinu "Simon's Bay," Promont. Bonae Spei ; f. arenoso, prof. 12 

 org. 



375. Crangon carinicauda, nov. sp. Carapax depressus, pubescens, sep- 

 temcarinatus ; carinis levibus, retrorsum distinctis ; mediana antice obsoleta : 

 tribus lateralibus approximatis, quarum prima et tertia unispinosis, spinis ad 

 quartam anteriorem carapacis sitis. Rostrum valde angustatum, longitudinal- 

 iter sulcatum, extremitate bifidum. Pedes primi crassi, palma obliqua magis 

 longitudinali ; secundi quam tertii robustiores sed dimidia breviores, non in- 

 fiexi, carpo manuque quam merus breviores, manu cbelata digitis rectis pa- 

 rallels ; tertii filiformes ; quarti quintique valde graciles ; quiuti primos su- 

 perantes. Abdomen insculptum, sulcis plerisque transversis, pubescentibus ; 

 segmentis tertio, quarto quintoque gibbosis, valide carinatis. Long. 0.66 ; 

 carap. long. 0.16 ; carap. lat. 0.139 poll. 



Ilab. In portu Sinensi " Hong Kong." 



376. Crangon franciscorum, Stimpson ; Crust, and Echin. Pacific Coast of 

 N. Am., 55. ; Bost. Jour. Nat. Hist. vi. 495, pi. xxii. f. 5. 



Hab. In portu "San Francisco," Californiae. 



377. Crangon nigricauda, Stimpson ; Crust, and Ecbin. Pacific Coast of N. 

 Am., 56. ; Bost. Jour. Nat. Hist. vi. 496, pi. xxii. f. 6. C. vulgaris, Owen, Dana, 

 (non Fabr.) 



Hab. In portu " San Francisco," Californiae. 



378. Crangon propinquus, nov. sp. C. vulgari et C. nigriraudae valde af- 

 finis, sed abdominis segmento quarto (et interdum tertio quoque,) in adultis 

 carinato. Segmentum ultimum extremitate spinulis sex armatum. A C. nigri- 

 cauda differt pedum primi paris manu angustiore, palma magis obliqua, digi- 

 toque immobili longiore. A C. affini maxillipedibus externis et pedibus quin- 

 tis brevioribus ut in C. vulgari. Long. 2.5 poll. 



Hab. Prope oras boreales Japoniae ; in fundis arenosis limosisque prof. 4-20 

 org. 



379. Crangon salebrosus, Owen ; Beecbey's Voy. Zool. 88, pi. xxvii. f. 1. 

 In sinu " Avatska" Kamtscbatkae ; vulgaris in fundo limoso, inter Eudendria 

 ad prof. 10 org. 



380. Crangon boreas, Fabr., Milne-Edwards; Hist. Nat. des Crust, ii. 342; 

 Regne Anhn., pi. li. 2. Owen ; Beechey's Voy., Zool. 87. Brandt ; Sib. Reise, 

 Zool. 114. In freto Beringiano et in Oceano Arctico ; ad prof. 10-26 org. 



381. Crangon angusticauda, De Haan; Fauna Japonica, Crust. 183, pi. xlv. 

 f. 15. In portibus " Simoda" et " Hakodadi, " Japoniae ; sublittoralis, vul- 

 garis inter algas. 



382. Crangon interjiedius, nov. sp. Carapax laevis, nitidus, medio cari- 

 natus, carina bi-spinosa, spina anteriore debili prope rostrum sita, altera me- 

 diana, valida ; latera spinis quatuor armata, duabus in margine antico, una 

 valida in superficie laterali, et una minuta prope carinam. Rostrum elevatum 

 prominens, non acuminatum. Maxillipedes extend graciles, appendicem anten- 

 nalem superantes. Pedes primi apicem appendicium non attingentes ; secundi 

 tertiis paullo breviores ; quarti quintique longi, eis C. boreae multo graciliores, 

 seddactylislongis, curvatis. Sternum inerme. Abdomen superficie marginibus- 

 que inferioribus laeve ; carina parvula, sed in segmento antepenultimo acuta, 

 in penultimo duplicata ; segmento ultimo valde elongato, minuente, extremi- 

 tate fere acuto. Foeminae long. 1.7 ; carap. long. 0.38 ; segmenti abdominis 

 ultimi long. 0.32 poll. Facie et armatura carapacis Nectocrangoni lari similis. 



Hab. In mari Beringiano prope Promontorium ' ' Chepoonski ; " ad prof. 40 

 org. 



383. Nectocrangon lar, Brandt ; Sib. Reise, Zool. 115. Crangon lar, Owen, 

 I860.] 



