378 



CARL BOVALLIUS, AMPHIPODA HYPERIIDEA. 



1'HronimiDj*:. 



5. PHRONIMÅ COLLETTI, C. BOVALLIUS, 1887. 



Pi. XVI, fig. 27—47. 

 The nnme is given in honour of Professor Robert Collett of Christiania. 



Diagn. Caput segmentis tribus primis per«i pauUulo longius. Segmenta duo prioi-a perad segmento 

 tertio abrupte multo altiora. Processus tibialis peduni percei secundi paris dimidio stipitis 

 carpi multo brevior. Pedes quinti paris pedibus quarti paris multo breviores; earpus lati- 

 tudine longitudinem tequans; processus carpalis tuberculo marginis inferioris paullulo lon- 

 gior; tuberculus latus, tridentatus; metacarpus tuberculo carens. Femur pedum septimi paris 

 femore pedum sexti paris haud longius. Latera segmentorum plei post rotundata. Ramus 

 internus pedmn uri secundi paris ramo externo paullo longior. 



The head is a trifle longer than the first three perajonal segments together. The first two 

 percvonal segments are abruptlj' much deeper than the third. The tibial process of the 

 second pair of perceopoda is much shorter than half the stem of the earpus. The fifth 

 pair are much shorter than the fourth ; the earpus is as broad as long ; the carpal [jrocess 

 is a little longer than the tubercle on the under margin of the joint; the tubercle is broad, 

 and is three-pointed; the metacarpus wants a tubercle. The femur of the seventh pair 

 is scarcely longer than that of the sixth. The lateral parts of the pleonal segments are 

 rounded behind. The inner ramus of the second pair of uropoda is a little longer than 

 the outer. 



Colour. Yellowish white, pellucid, and richly spotted with red. 



Length. 12 — 18 mm. 



Uab. The t ro p i ca 1 and subtropical regions of the Atlantic; the Indian Ocean. (D. M. ; 

 F. M.; S. M.) 



Syn. 1887. Phronima Colletli, C. BOVALLIUS. — 



1888. 



1889. 



bucephala, G. M. GILES. 



Diogenes, A. GHUN. 



»Systeinatical list of the Amphipoda H_vperi- 

 idea». Bih. t. K. Sv. Vet. Ak. Haiidl. 

 Bd. 11. N:o IG, p. 25. 



»On six new Aniphipods from the Bay of 

 Bengal». Journ. of the Asiatic Society 

 of Bengal. Vol. 56. Part. 2. N:o 2, 

 p. 215, pl. 3, fig. 1 and 2. 



»Bericht iibcr eine nach den Canarischen 

 Inseln im Winter 1887 — 88 ausgefiihrte 

 Reise. II». Sitznngsbevichte der K. Preus- 

 sischen Akadeuiie der Wissenschaften. 

 1889, p. 527, pl. 3, fig. 5 and 6. 

 1889. »Das Männchen der Phronima sedentavia, 

 nebst Bemerkungen uber die Phroniraa- 

 Arten». Zoologischer Anzeiger. 12'" 

 Jahrg., p. 379. 



