On some Maerid genera (Crustacea, Amphipoda, Maeridae) collected by the Hourglass Cruises (Florida). Part 1: Genera Anamaera, Ceradocus, Clessidra gen. nov., Jerbarnia, Maera, Meximaera, with a key to world Ceradocus
Krapp-Schickel, Traudl
Vader, Wim
Journal of Natural History
2009
2009-09-02
43
33 - 34
2057
2086
7P7JJ
Croker
Croker
[635,829,1050,1074]
Malacostraca
Maeridae
Jerbarnia
Animalia
Amphipoda
22
2077
Arthropoda
genus
Eyes ovate. Pleon and urosome dentate. A1 peduncle subequal to flagellum, peduncular art2 unusually long, acc. flagellum short. A2 flagellum not longer than art5 of peduncle. Mx1,2 not medially setose, without facial setae. Mxp dactylus lacking. Cx 1–4 infemale short, in male Cx2 much longer than Cx1, 3, 4. Gn1 with elongate rectangular propodus. Gn 2 maleasymmetrical, the smaller like the one in female, the larger with elongate basis and ischium, propodus subrectangular, palm oblique, sculptured. Pleopods with one-articulate rami. U3 greatly extended, magniramous. Tvery short, cleft halfway, lobes almost truncate, with weak apical spination.
T
22
2077
2
2