Psalmopoeinae, Samm & Schmidt, 2010

Cifuentes, Yeimy & Bertani, Rogerio, 2022, Taxonomic revision and cladistic analysis of the tarantula genera Tapinauchenius Ausserer, 1871, Psalmopoeus Pocock, 1985, and Amazonius n. gen. (Theraphosidae, Psalmopoeinae), Zootaxa 5101 (1), pp. 1-123 : 32

Psalmopoeinae Samm and Schmidt, 2010

Psalmopoeinae Samm and Schmidt, 2010: 36.

Diagnosis. Males and females with scopula of tarsi and metatarsi laterally extended, giving a spatulate appearance, in conjunction with anterior row of eyes straight or slightly procurve and 1 to 3 distal spines ventrally on tibiae and/or metatarsi III and IV.

Genera included. Tapinauchenius Ausserer, 1871 , Ephebopus Simon, 1892 , Psalmopoeus Pocock, 1895 , and Amazonius n. gen.

Distribution. Mexico, Belize, Guatemala, Nicaragua, Costa Rica, Panama, Saint Vincent and the Grenadines, Saint Lucia, Trinidad and Tobago, Brazil, Colombia, Ecuador, Guyana, Suriname, French Guiana, Peru and Venezuela ( Figs 21–23 , 145 , 311 ).

Key to Psalmopoeinae genera

1 Prolateral distal palpal femora with a pad of urticating setae ( West et al. 2008: figs 19, 20; Fukushima and Bertani 2017: fig. 4).......................................................................................... Ephebopus

- Prolateral distal palpal femora lacking a pad of urticating setae................................................. 2

2 Prolateral maxillae with stridulatory setae forming a lyriform organ ( Figs 156 , 322 )................................. 3

- Stridulatory setae absent on maxillae........................................................... Tapinauchenius

3 Maxillary lyra with thick bristles disposed in one row ( Fig. 156 )...................................... Psalmopoeus

4 Maxillary lyra with slender bristles forming an oval patch ( Fig. 322 )............................... Amazonius n. gen.

Figures

FIGURE 145. Map showing geographic records (dots) of Psalmopoeus species. Psalmopoeus cambridgei (red), P. reduncus (orange), P. ecclesiasticus (purple), P. emeraldus (light blue), P. plantaris (brown), P. pulcher (green), P. irminia (yellow), P. langenbucheri (blue), P. victori (black).

FIGURE 311. Map showing geographic records (dots) of Amazonius n. gen. species. Amazonius elenae n. comb. (red), A. burgessi n. comb. (black), A. giovaninii n. gen. n. sp. (yellow), A. germani n. gen. n. sp. (pink).

FIGURES 21–23. 21, Map showing geographic records (dots) of Tapinauchenius species. 22, detail of the geographic records (dots) of T. sanctivincenti, T. latipes, T. polybotes and T. rasti. 23, detail of the geographic records (dots) of T. plumipes (red) and T. gretae n. sp. (black) in Central Amazonia, Brazil. Tapinauchenius plumipes (red), T. sanctivincenti (pink), T. latipes (green), T. brunneus (brown), T. cupreus (yellow), T. polybotes (purple), T. rasti (light blue), T. gretae n. sp. (black). MI = Mustique island; SL = Saint Lucia island; SV = Saint Vincent island; UI = Union island; TR = Trinidad; VE = Venezuela.

FIGURES 154–157. Psalmopoeus cambridgei. (154–155) male (MZUSP 76539). 154, right maxilla showing lyra. 155, basal chelicerae showing strikers. (156–157) female (MZUSP 76540). 156, right maxilla showing lyra. 157, basal chelicerae showing strikers. Scale bars = 1 mm.

FIGURES 320–323. Amazonius elenae n. comb. (320–321) male (MZUSP 35369). 320, left maxilla (mirrored) showing lyra. 321, basal chelicerae showing strikers. (322–323) female (MNRJ 7712). 322, left maxilla (mirrored) showing lyra. 323, basal chelicerae showing strikers. Scale bars = 1 mm.