New species and records of chiggers (Acariformes: Trombiculidae) from birds of the Neotropics Author Stekolnikov, Alexandr A. Zoological Institute of the Russian Academy of Sciences, Universitetskaya Emb. 1, Saint Petersburg 199034, Russia Author Capek, Miroslav Institute of Vertebrate Biology, Czech Academy of Sciences, Květná 8, 603 65 Brno, Czech Republic. Author Literák, Ivan Department of Biology and Wildlife Diseases, Faculty of Veterinary Hygiene and Ecology, University of Veterinary Sciences Brno, Palackého tř, 1946 / 1, 612 42 Brno, Czech Republic. text Zootaxa 2022 2022-05-31 5141 6 501 552 journal article 61361 10.11646/zootaxa.5141.6.1 4d60a58b-e07c-4da4-95a8-057dd91fa3a3 1175-5326 6598054 2C24280B-51A8-4D5F-B11A-E96286948600 Parasecia thalurania ( Brennan, 1969 ) ( Fig. 20 ) Fonsecia (Parasecia) thalurania Brennan, 1969: 663 , fig. 1. Parasecia thalurania : Goff 1992b: 967 ; Bassini-Silva et al. 2020: 167 , figs. 21, 22. Diagnosis. SIF = 7BS-N-3-3111.0000; fsp = 7.7.7; fCx = 1.1.1; fSt = 2.2; fPp = B/B/NNN; fSc: PL> AM> AL; Ip = 643–691; fD = 2H-(8–10)-(9–12)+(24–40); DS = 44–63; V = 27–42; NDV = 71–99. Cheliceral blade with ventral tooth in addition to tricuspid cap; scutum nearly rectangular, with anterolateral shoulders and sparse puncta; sensilla heavily branched in distal half; sensillary bases slightly anterior to level of PL (PSB—P-PL = 3–5 µm). Standard measurements of examined specimens given in Table 9 . TABLE 9. Morphometric (AW–TaIIIW, µm) and meristic (DS–NDV) traits of Parasecia thalurania (n = 7).

Character	Range	Mean
AW	43–59	51
PW	55–61	58
SB	19–23	21
ASB	18–23	21
PSB	11–20	15
SD	29–43	37
P-PL	7–15	11
AP	17–20	19
AM	36–41	38
AL	22–32	26
PL	41–50	46
S	47–51	49
H	40–48	44
D min	23–29	26
D max	36–46	41
V min	23–27	25
V max	31–36	33
pa	227–247	236
pm	194–218	208
pp	214–229	225
Ip	643–691	668
TaIIIL	54–65	58
TaIIIW	16–20	18
DS	44–63	51
V	27–42	33
NDV	71–99	85

Distribution. Brazil ( Bassini-Silva et al. 2020 ), and Peru (this study). Hosts . Glyphorynchus spirurus ( Passeriformes : Furnariidae ), Thalurania furcata (Gmelin) ( Apodiformes : Trochilidae ) ( Bassini-Silva et al. 2020 ). Localization on hosts. Breast and cloaca ( G. spirurus No IQ26). Material examined. Nine larvae (ZIN 8860–8862, 8864–8869) ex G. spirurus No IQ 26, PERU : Iquitos, National Reserve Allpahuayo Mishana, 15 August 2011 ; 9 larvae (ZIN 8896–8904) ex one unnumbered G. spirurus , National Reserve Allpahuayo Mishana, 14 August 2011 .