Andesobates longipalpis, Smit, Harry, 2002

Smit, Harry, 2002, Rheophilic water mites from southern Argentina, with the description of one new genus and three new species (Acari: Hydrachnidia), Zootaxa 103, pp. 1-23 : 19-21

Andesobates longipalpis sp. nov.

( Figs. 14 ­ 17 )

Material examined

Holotype male: Arroyo Calafate at El Calafate, Santa Cruz Province, Argentina, 23 November 1999 ( MBR). Paratype: 1 male, same data as holotype ( ZMAN). Other material: 2 males, Chile, date and location unknown, leg. T. Gonser (Coll. R. Gerecke, Tübingen).

Diagnosis

As for genus.

Description

Male: body 664 (745) long and 391 (409) wide. Dorsum without platelets. Capitulum not fused with body. First coxal plates separated, anterior tip of first coxal plates with two long, curved setae. Apodemes of second coxal plates short. Third coxal plates narrowed medially. Cx 4 lying near suture line of third and fourth coxal plates. Fourth coxal plates very long, fourth legs inserted therefore far posteriorly ( Fig. 14 ). Gonopore 62 long. Three pairs of widely separated acetabula, lying on a large genital field. Lengths of PI­PV: 30, 106, 120, 183, 69. Palp very long, about of length of first leg. PII with a ventral projection with small papillae. Anteroventral part of PIII with a few papillae. PIV ventrally with a small tubercle bearing one seta ( Fig. 15 ). Lengths of I­leg­4­5: 137, 139 ( Fig. 16 ); I­leg­ 6 not measurable (paratype: 116). Length of IV­leg­4­6: 154, 186, 160 ( Fig. 17 ). Legs without swimming setae. Leg claws with large clawlet and claw blade.

Female: unknown.

Etymology

Named for its very long palp.

Remarks

In the collection of the Natural History Museum in Basel two males were found. Unfortunately, any description of the locality is missing, and these specimens are therefore not included in the type material.

Figures

FIGURE 14. Andesobates longipalpis sp. nov., holotype male, ventral view; Scale lines 200 µm

FIGURES 15 ­ 17. Andesobates longipalpis sp. nov., 15, holotype male, palp + capitulum; 16, paratype male, I­leg­ 4 ­ 6; 17, holotype male, IV­leg­ 4 ­ 6. Scale lines 50 µm.