Cardiophilus, Brandtia 895 



17. Gen. Cardiophilus 0. Sars 



1896 Cardiophilus (Sp. un.: (J.baeri), G. 0. Sars in: Bull. Ac. St.-Petersb.. ser. 5 

 /'. 4 p. 474 I 1899 Caridophilus, J. V. Oarus in: Zool. Änz., Regist. 16—20 p. 89. 



Body elougatc, smootb. 8ide-platos 1-4 rather broad. Anteniui 1, 

 accessory flagellum very small. Anteniia 2 exeeedmgiy small. Upper lip 

 small, rouuded. Lower lip witbout inner lobe». Mandible, cutting plates 

 naiTow, spine-row of 3 spines, molar not very powerful, palp large. Maxilla 1, 

 inner plate witb 3 phimose setae, outer witb denticulate spines, number not 

 stated, palp weak, of 2 subequal slender joints, the 2^ tipped witb 2 setules. 

 Maxilla 2 normal, inner plate witb setae only on distal half of inner margin. 

 Maxillipeds normal, except tbat tbe finger is rudimentary. tipped witb 2 

 minute setules. Gnutbopods 1 and 2 unequal, snbcbelate, ö^^ and 6*'' joints 

 sbort in guatbopod 1, uarrowly elongate in gnatbopod 2. Peraeopods 1 

 and 2, 4**^ Joint expanded, but not large. Peraeopods 3 — 5, 2*^ Joint moderately 

 expandcd. Peraeopods 1 — 5, finger strong, hooked. Uropod 3 very small. 

 outer ramus witb minute 2'^ Joint, inner scale-like. Telson very sbort, eleft 

 to. tbe base. 



1 species. 



I. C. baeri O. Sars 1896 C. b., (t. U. Sars in: Bull. Ac. St.-Petersb.. ser. 5 cA 

 p.474 t. 11 f. 13— 27. 



Body extremely slender and elongate. nearly cylindric, pleon segments 

 4 — 6 not long, perfectly smootb. Head not rostrate, lateral lobes rounded, 

 post-autennal corners subacute. Side plate 1 subquadrate, 4*'* little emarginate. 

 Pleon Segment 3, postero-lateral cornei"s quadrate, but not very sbarply. Eyes 

 subrotund, dark. Antenna 1 about ^/^ as long as body. peduncle sbort, 1*** Joint 

 longer than 2'^ and 3*^ combiued, flagellum lO-jointed, accessory flagellum 

 extremely small, witb 2 joints. 2'^ miiuite. Antenna 2 scarcely balf as long, 

 ultimate Joint of peduncle rather shorter than penultimate, flagellum 4-jointed. 

 Gnatbopod 1, 5*^ Joint subequal to 6*'', 6*'' oval quadrangular, slightly narrowed 

 distally. palm nearly transversa Gnatbopod 2 much longer, 5**1 Joint fiilly 

 as long as 6*^' and distally wider. 6*'' uarrow, palm very sbort, trausverse. 

 Peraeopods 3 — 5, 2'^ Joint oblong oval, slightly uaiTOwed below, little differing 

 in peraeopod 5 from tbat in peraeopod 4. üropods 1 and 2 rather stout, 

 rami subequal, having at tbe apex several spines, some of them hooked. 

 Uropod 3 scarcely at all projectin^" beyond uropod 1, outei* ramus scarcely 

 longer than peduncle, furnished with a few setules, inner i-amus witb 1 apical 

 seta. Telson twice as broad as long, almost semicircular. each lobe with 

 a small apical and 2 lateral bairs. L. Q 5-5 mm. 



Caspian Sea. 



18. Gen. Brandtia Bäte 



1862 Brandtia (Sp. un. : B. latissinia), Bäte, Cat. Amphip. Bril. Mus., p. 129. 



A median tubercular carina ou at least some of the segments of 

 peraeon and pleon; marginal carinae more or less developed. Antenna 1 

 longer, but seldom much longer and in ö sometimes shorter than antenna 2, 

 accessory flagellijm 1-jointed. Moutb-parts nearly as in Gammarus (p. 460), at 

 least in B. lata. Upper lip rounded. Lower lip witbout inner lobes. Maxilla 1, 

 inner plate with numerous setae, outer witb 1 1 spines. Peraeopod 5, 2*^ Joint 

 moderately expanded. Uropod 3 sbort. Telson deeply cleft. 



6 species. 



